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A molecule is a group of two or more atoms that are held together by attractive forces known as chemical bonds; depending on context, the term may or may...

The Molecule Man (Owen Reece) is a character appearing in American comic books published by Marvel Comics. He first appeared in Fantastic Four #20 in November...

Media Molecule Ltd. is a British video game developer based in Guildford, Surrey. Founded in 2006 by Mark Healey, Alex Evans, David Smith, and Kareem Ettouney...

Diatomic molecules (from Greek di- 'two') are molecules composed of only two atoms, of the same or different chemical elements. If a diatomic molecule consists...

stimuli, providing structure to cells and organisms, and transporting molecules from one location to another. Proteins differ from one another primarily...

In molecular biology and pharmacology, a small molecule or micromolecule is a low molecular weight (≤ 1000 daltons) organic compound that may regulate...

Photonic molecules are a form of matter in which photons bind together to form "molecules". They were first predicted in 2007. Photonic molecules are formed...

polymer is a substance composed of macromolecules. A macromolecule is a molecule of high relative molecular mass, the structure of which essentially comprises...

A bicyclic molecule (from bi 'two' and cycle 'ring') is a molecule that features two joined rings. Bicyclic structures occur widely, for example in many...

intense study, although few real world applications have been found. Molecules of buckminsterfullerene (or of fullerenes in general) are commonly nicknamed...

molecular symmetry describes the symmetry present in molecules and the classification of these molecules according to their symmetry. Molecular symmetry is...

bonds. Molecule, molecules, or molecular may also refer to: Molecules (journal) "Molecules", a song by Disclosure on their Caracal album "Molecules", a song...

living organisms, in which it acts as a solvent. Water, being a polar molecule, undergoes strong intermolecular hydrogen bonding which is a large contributor...

A molecule editor is a computer program for creating and modifying representations of chemical structures. Molecule editors can manipulate chemical structure...

Fluxional (or non-rigid) molecules are molecules that undergo dynamics such that some or all of their nuclei interchange, or tunnel, between symmetrically...

also the third most abundant molecule in the universe (behind molecular hydrogen and carbon monoxide). Water molecules form hydrogen bonds with each...

In chemistry, a hypervalent molecule (the phenomenon is sometimes colloquially known as expanded octet) is a molecule that contains one or more main group...

Molecule-based magnets (MBMs) or molecular magnets are magnetic materials composed of discrete molecules, typically either an organic molecule or a coordination...

A single-molecule magnet (SMM) is a metal-organic compound that has superparamagnetic behavior below a certain blocking temperature at the molecular scale...

In chemistry, a molecule or ion is called chiral (/ˈkaɪrəl/) if it cannot be superposed on its mirror image by any combination of rotations, translations...

to a molecule or its chemical groups having an electric dipole moment, with a negatively charged end and a positively charged end. Polar molecules must...

The Molecules or Molecules is a band. Ron Anderson formed the Molecules with Chris Millner and Tom Scandura in 1990, a “hyper-brid” style of music, that...

A Rydberg molecule is an electronically excited chemical species. Electronically excited molecular states are generally quite different in character from...

A heteronuclear molecule is a molecule composed of atoms of more than one chemical element. For example, a molecule of water (H2O) is heteronuclear because...

A hydrophile is a molecule or other molecular entity that is attracted to water molecules and tends to be dissolved by water. In contrast, hydrophobes...

homonuclear molecules, or elemental molecules, or homonuclear species, are molecules composed of only one element. Homonuclear molecules may consist of...

aggregate of exactly 6.02214076×1023 elementary entities which can be atoms, molecules, ions, ion pairs, or other particles. This number of entities equals 602...

Triatomic molecules are molecules composed of three atoms, of either the same or different chemical elements. Examples include H2O, CO2 (pictured), HCN...

repeatedly rotates slightly back and forth. In physics and chemistry, a molecule (or other group of atoms) can undergo libration if it is subject to external...

Affibody molecules are small, robust proteins engineered to bind to a large number of target proteins or peptides with high affinity, imitating monoclonal...

double helix. The nucleotide contains both a segment of the backbone of the molecule (which holds the chain together) and a nucleobase (which interacts with...

Molecule Man may refer to Molecule Man, a Marvel Comics character Molecule Man (sculpture), a sculpture by Jonathan Borofsky Molecule Man (video game)...

The Molecule of the Month (MOTM) is a website launched in 1996 by Henry Rzepa of the Imperial College London, Karl Harrison of the University of Oxford...

Butin is a flavanone, a type of flavonoid. The compound can be found in the seeds of Vernonia anthelmintica (Asteraceae) and in the wood of Dalbergia odorifera...

normal matter. Under standard conditions, hydrogen is a gas of diatomic molecules with the formula H2, called dihydrogen, or sometimes hydrogen gas, molecular...

hydro- 'water' and lysis 'to unbind') is any chemical reaction in which a molecule of water breaks one or more chemical bonds. The term is used broadly for...

and two formula units per unit cell. Megaphone and megaphone acetate molecules are chiral and the reported extraction and synthesis procedures yielded...

polyatomic molecule formed from two species that do not form a stable molecule in the ground state. In this case, formation of molecules is possible...

A macromolecule is a "molecule of high relative molecular mass, the structure of which essentially comprises the multiple repetition of units derived,...

A single-molecule experiment is an experiment that investigates the properties of individual molecules. Single-molecule studies may be contrasted with...

dissociation of molecules, that is, molecules breaking apart to form two or more molecules or rearrangement of atoms within or across molecules. Chemical reactions...

Pyranthrene is a molecule with the chemical formula C30H16. Pyranthrene is made up of eight benzene rings fused together, which classes it as a polycyclic...

particles (in atomic nuclei or in atoms) or in molecules, macromolecules or clusters of atoms and molecules. Later, it was borrowed for the study of decision-making...

three-dimensional arrangement of the atoms that constitute a molecule. It includes the general shape of the molecule as well as bond lengths, bond angles, torsional...

və-SEP-ər) is a model used in chemistry to predict the geometry of individual molecules from the number of electron pairs surrounding their central atoms. It...

a periodic motion of the atoms of a molecule relative to each other, such that the center of mass of the molecule remains unchanged. The typical vibrational...

Stellar molecules are molecules that exist or form in stars. Such formations can take place when the temperature is low enough for molecules to form –...

Molecule Man is a series of aluminium sculptures, designed by American artist Jonathan Borofsky, installed at various locations around the world, including...

Single-molecule fluorescence (or Förster) resonance energy transfer (or smFRET) is a biophysical technique used to measure distances at the 1-10 nanometer...

This is a list of molecules that have been detected in the interstellar medium and circumstellar envelopes, grouped by the number of component atoms....

Molecule mining is the process of data mining, or extracting and discovering patterns, as applied to molecules. Since molecules may be represented by...

The JME Molecule Editor is a molecule editor Java applet with which users make and edit drawings of molecules and reactions (including generating substructure...

A junctional adhesion molecule (JAM) is a protein that is a member of the immunoglobulin superfamily, and is expressed in a variety of different tissues...

oxygen can combine to form chemically stable molecules such as water molecules. The modern concept of molecules can be traced back towards pre-scientific...

example, Gilbert N. Lewis stated, in his famous article The Atom and the Molecule, that "the atom is composed of the kernel and an outer atom or shell."...

single-molecule electric motor is an electrically operated synthetic molecular motor made from a single butyl methyl sulphide molecule. The molecule is adsorbed...

as cellular respiration, produces about 30 equivalents of ATP from each molecule of glucose. ATP production by a non-photosynthetic aerobic eukaryote occurs...

Four-carbon molecules are based on a skeleton made from four carbon atoms. They may be in a chain, branched chains, cycles or even bicyclic compounds...

the adaptive immune system. These cell surface proteins are called MHC molecules. Its name comes from its discovery during the study of transplanted tissue...

typically considered organic. For historical and disciplinary reasons, small molecules containing carbon are generally not accepted: cyanide ion (CN−), hydrogen...

also secondary force) is the force that mediates interaction between molecules, including the electromagnetic forces of attraction or repulsion which...

origins and interactions of these classes of molecules. Many approaches investigate how self-replicating molecules came into existence. Researchers think that...

detection of minute amounts of various substances such as proteins. The molecule CSPD has the following functional groups in the structure: phosphate group...

This is an index of lists of molecules (i.e. by year, number of atoms, etc.). Millions of molecules have existed in the universe since before the formation...

investigation of cell surface molecules providing targets for immunophenotyping of cells. In terms of physiology, CD molecules can act in numerous ways, often...

non-Kekulé molecule is a conjugated hydrocarbon that cannot be assigned a classical Kekulé structure[definition needed]. Since non-Kekulé molecules have two...

This is a partial list of molecules that contain 6 carbon atoms. Carbon number List of compounds with carbon number 5 List of compounds with carbon number...

Wiktionary, the free dictionary. A buckyball or buckminsterfullerene is a molecule resembling a soccer ball composed of 60 carbon atoms. Buckyball may also...

blood plasma alone. The mammalian hemoglobin molecule can bind and transport up to four oxygen molecules. Hemoglobin also transports other gases. It carries...

quantum chemistry, the quantum theory of atoms in molecules (QTAIM), sometimes referred to as atoms in molecules (AIM), is a model of molecular and condensed...

academic journal covering all branches of science. Originating in 1989 as the Molecule of the Year, and inspired by Time's Person of the Year, it was renamed...

Lymphocyte expansion molecule (LEXM) was considered to be a protein discovered in 2015, allegedly involved in immune responses (in mice) to some cancers...

symmetrical tetrahedral molecules belong to point group Td, but most tetrahedral molecules have lower symmetry. Tetrahedral molecules can be chiral. The bond...

1126/science.1010716. PMID 12004119. S2CID 1235688. May, Paul. "Urea". Molecules in Motion. Imperial College London. Archived from the original on 2015-03-17...

MHC Class II molecules are a class of major histocompatibility complex (MHC) molecules normally found only on professional antigen-presenting cells such...

Repulsive guidance molecule A (RGMa) is a bone morphogenetic protein (BMP) co-receptor of the repulsive guidance molecule family. Together with BMPR1A...

Rhein, also known as cassic acid, is a substance in the anthraquinone group obtained from rhubarb. Like all such substances, rhein is a cathartic, which...

Three-carbon molecules are based on a skeleton made from three carbon atoms. They may be in a chain, or cycles. C3 hydrocarbons are usually gases, they...

1997 and maintained at the University of Bristol lists a selection of "molecules with silly or unusual names" strictly for entertainment. These so-called...

A mesonic molecule is a set of two or more mesons bound together by the strong force. Unlike baryonic molecules, which form the nuclei of all elements...

Single-molecule real-time (SMRT) sequencing is a parallelized single molecule DNA sequencing method. Single-molecule real-time sequencing utilizes a zero-mode...

Molecule Island is the easternmost of the Bragg Islands, lying in Crystal Sound 14 kilometres (7.5 nmi) north of Cape Rey, Graham Land, Antarctica. It...

The Mars Organic Molecule Analyser (MOMA) is a mass spectrometer-based instrument on board the Rosalind Franklin rover to be launched in 2028 to Mars on...

Cell adhesion molecules (CAMs) are single-pass transmembrane proteins, a subset of cell membrane proteins that are involved in the binding of cells with...

MHC class I molecules are one of two primary classes of major histocompatibility complex (MHC) molecules (the other being MHC class II) and are found on...

PG5 is the largest stable synthetic molecule ever made up to 2010. PG5 is a dendrimer designed by the organic chemistry research group working at the Federal...

Ancient Greek ὁρμῶν (hormôn) 'setting in motion') is a class of signaling molecules in multicellular organisms that are sent to distant organs or tissues...

treating Chagas disease currently being studied at Vanderbilt University. The molecule acts by inhibiting Trypanosoma cruzi sterol 14α-desmethylase activity in...

function describing the location and wave-like behavior of an electron in a molecule. This function can be used to calculate chemical and physical properties...

RNA-targeting small molecules represent a class of small molecules, organic compounds with traditional drug properties (e.g., Lipinski's rule of five)...

Vinyl cation, a type of carbocation Vinyl group, a broad class of organic molecules in chemistry Vinyl polymer, a group of polymers derived from vinyl monomers...

Molecule Man is an isometric 3D action-adventure video game released by Mastertronic in 1986 for 8-bit home computers. A level editor is included enabling...

Vascular cell adhesion protein 1 also known as vascular cell adhesion molecule 1 (VCAM-1) or cluster of differentiation 106 (CD106) is a protein that in...

section of DNA encoding a protein, known as a gene, is converted into a molecule called messenger RNA (mRNA). This conversion is carried out by enzymes...

identical molecules (or molecular entities) containing atoms from more than one chemical element held together by chemical bonds. A molecule consisting...

Arrange the Molecule is the tenth studio album by Mentallo & The Fixer, released on October 13, 2017 by Alfa Matrix. In reviewing Arrange the Molecule, ReGen...

force between molecules. In simple terms, the polarity (a state in which a molecule is oppositely charged on its poles) of water molecules allows them to...

occur when one molecule with a permanent dipole repels another molecule's electrons, inducing a dipole moment in that molecule. A molecule is polarized...

or light. Chemical signals are molecules with the ability to bind and activate a specific receptor. These molecules, also referred to as ligands, are...

one molecule of glucose into two molecules of pyruvate (pyruvic acid), generating energy in the form of two net molecules of ATP. Four molecules of ATP...

DMT: The Spirit Molecule is a 2010 documentary film based on a book of the same name by Rick Strassman. Directed by Mitch Schultz and starring Joe Rogan...

inside a cell are bound to class I MHC molecules, and brought to the surface of the cell by the class I MHC molecule, where they can be recognized by the...

chemistry, host–guest chemistry describes complexes composed of two or more molecules or ions held together in unique structural relationships by forces other...

Small Molecule Pathway Database (SMPDB) is a comprehensive, high-quality, freely accessible, online database containing more than 600 small molecule (i.e...

e. H2O). The atomic ratio of hydrogen to oxygen is always 2:1 in every molecule of water. Pure water will tend to boil near 100 °C (212 °F), an example...

reality by detonating that reality's Molecule Man. Doom, Strange, and the Earth-616 Molecule Man had gathered Molecule Men from across the multiverse and...

anti-Bredt molecule is a bridged molecule with a double bond at the bridgehead. Bredt's rule is the empirical observation that such molecules only form...

Molecule Heimat is a dense gas cloud located in the molecular cloud Sagittarius B2. Many species of molecule, including aminoacetonitrile (a molecule...

proportions of atoms that constitute a particular chemical compound or molecule, using chemical element symbols, numbers, and sometimes also other symbols...

An ion (/ˈaɪ.ɒn, -ən/) is an atom or molecule with a net electrical charge. The charge of an electron is considered to be negative by convention and this...

physics and chemistry describes the symmetry present in molecules and the classification of molecules according to their symmetry. Molecular symmetry is a...

of the newly divided daughter cells receives its own copy of each DNA molecule. DNA most commonly occurs in double-stranded form, made up of two complementary...

Adapter molecule crk also known as proto-oncogene c-Crk is a protein that in humans is encoded by the CRK gene. The CRK protein participates in the Reelin...

called single-molecule electronics, is a branch of nanotechnology that uses single molecules, or nanoscale collections of single molecules, as electronic...

and the Molecule - The Swirling Eddies : Credits". AllMusic. Retrieved May 29, 2013. "The Swirling Eddies : the midget, the speck and the molecule". Danielamos...

show the bonding between atoms of a molecule, as well as the lone pairs of electrons that may exist in the molecule. Introduced by Gilbert N. Lewis in...

MON-ə-mər; mono-, "one" + -mer, "part") is a molecule that can react together with other monomer molecules to form a larger polymer chain or two- or three-dimensional...

Molecules of Motion is a studio album by Steve Roach, released on June 1, 2018. It was nominated for Best New Age Album at the 61st Annual Grammy Awards...

chemistry concerning chemical systems composed of discrete numbers of molecules. The strength of the forces responsible for spatial organization of the...

Nectins and Nectin-like molecules (Necl) are families of cellular adhesion molecules involved in Ca2+-independent cellular adhesion. Nectins are ubiquitously...

Signal transducing adapter molecule 1 is a protein that in humans is encoded by the STAM gene. This gene was identified by the rapid tyrosine-phosphorylation...

develops a relationship with the supervillain Molecule Man, Owen Reece. Some time later, Volcana accompanies Molecule Man and the Fantastic Four to the Beyonder's...

Biochemistry focuses on understanding the chemical basis that allows biological molecules to give rise to the processes that occur within living cells and between...

microscopy are performed. In biochemistry, an enzyme substrate is the molecule upon which an enzyme acts. In synthetic and organic chemistry a substrate...

A chromophore is the part of a molecule responsible for its color. The word is derived from Ancient Greek χρῶμᾰ (chroma) 'color' and -φόρος (phoros) 'carrier...

recognition receptors (PRRs), which recognize (i.e., bind) two subclasses of molecules: pathogen-associated molecular patterns (PAMPs) and damage-associated...

A proteolysis targeting chimera (PROTAC) is a molecule that can remove specific unwanted proteins. Rather than acting as a conventional enzyme inhibitor...

Neural cell adhesion molecule (NCAM), also called CD56, is a homophilic binding glycoprotein expressed on the surface of neurons, glia and skeletal muscle...

The Billion-Dollar Molecule is a book by journalist Barry Werth about the founding and early research efforts of the American biotechnology company Vertex...

A Janus molecule (or Janus-faced molecule) is a molecule which can represent both beneficial and toxic effects. The term Janus-faced molecule is derived...

atoms, when they share electrons, is known as covalent bonding. For many molecules, the sharing of electrons allows each atom to attain the equivalent of...

than one type, or species, of molecule and in which one of the partners is not mono-valent and can bind more than one molecule of the other species. In general...

in animals. It transfers an ammonia molecule to a molecule of bicarbonate that has been phosphorylated by a molecule of ATP. The resulting carbamate is...

Mucosal vascular addressin cell adhesion molecule 1 (MAdCAM-1) is a protein that in humans is encoded by the MADCAM1 gene. The protein encoded by this...

(/ˈmɔɪəti/ MOY-ə-tee) is a part of a molecule that is given a name because it is identified as a part of other molecules as well. Typically, the term is used...

In chemistry, a radical, also known as a free radical, is an atom, molecule, or ion that has at least one unpaired valence electron. With some exceptions...

also known as difluoroamino, is a reactive radical molecule with formula NF2. This small molecule is in equilibrium with its dimer tetrafluorohydrazine...

all three atoms at the corners are identical, the molecule belongs to point group C3v. Some molecules and ions with trigonal pyramidal geometry are the...

chemical reaction in which two molecules are combined to form a single molecule, usually with the loss of a small molecule such as water. If water is lost...

theory or MOT) is a method for describing the electronic structure of molecules using quantum mechanics. It was proposed early in the 20th century. The...

Molecules is a peer-reviewed open access scientific journal that focuses on all aspects of chemistry and materials science. It was established in March...

Single molecule fluorescent sequencing is one method of DNA sequencing. The core principle is the imaging of individual fluorophore molecules, each corresponding...

ethylene molecule contains six atoms, each with an x, y, and z axis. So, the molecule has a total of 18 axes. For vibrational modes of the molecule, it is...

first, he was changed to a Cosmic Cube that was incomplete because of the Molecule Man. The Illuminati suggested he was a mutant-Inhuman hybrid. Finally,...

Dispersion stabilized molecules are molecules where the London dispersion force (LDF), a non-covalent attractive force between atoms and molecules, plays a significant...

Carrier molecules may refer to: Carrier proteins – Membrane protein involved in transportationPages displaying short descriptions of redirect targets...

atom in a molecule or crystal is the number of atoms, molecules or ions bonded to it. The ion/molecule/atom surrounding the central ion/molecule/atom is...

a molecule (specifically, a long cylindrical molecule such as DNA), the adsorption rate equation represents the collision frequency of two molecules in...

molecular mass (m) is the mass of a given molecule, often expressed in units of daltons (Da). Different molecules of the same compound may have different...

determine the vibrational spectroscopy of linear molecules, the rotation and vibration of linear molecules are taken into account to predict which vibrational...

In chemistry, a glycoside /ˈɡlaɪkəsaɪd/ is a molecule in which a sugar is bound to another functional group via a glycosidic bond. Glycosides play numerous...

physical order of these bases in a molecule of DNA. However, there are many other bases that may be present in a molecule. In some viruses (specifically,...

Cell adhesion molecule 1 is a protein that, in humans, is encoded by the CADM1 gene. Cell adhesion molecule 1 has been shown to interact with EPB41L3...

bacteria but later also found in eukaryotes, and was found to be a signaling molecule. The biomolecule can exist in nine different isomers. It is a lipid which...

standard process to completely and unequivocally name a stereoisomer of a molecule. The purpose of the CIP system is to assign an R or S descriptor to each...

A van der Waals molecule is a weakly bound complex of atoms or molecules held together by intermolecular attractions such as van der Waals forces or by...

Gaseous signaling molecules are gaseous molecules that are either synthesized internally (endogenously) in the organism, tissue or cell or are received...

A chemical bond is the association of atoms or ions to form molecules, crystals, and other structures. The bond may result from the electrostatic force...

In molecular biology, intercellular adhesion molecules (ICAMs) and vascular cell adhesion molecule-1 (VCAM-1) are part of the immunoglobulin superfamily...

Signaling lymphocytic activation molecule (SLAM) is a family of genes. Homophilic binding between SLAMs is involved in cell-to-cell adhesion during antigen...

be imported by most molecule editors for conversion back into two-dimensional drawings or three-dimensional models of the molecules. The original SMILES...

1891, is a two-dimensional representation of a three-dimensional organic molecule by projection. Fischer projections were originally proposed for the depiction...

The concept is pseudoscience because, at commonly used dilutions, no molecules of the original material are likely to remain. Therefore high homeopathic...

molecule. The joining of monosaccharides into a double sugar happens by a condensation reaction, which involves the elimination of a water molecule from...

simplest molecular ion and the simplest molecule. The ion can be formed from the ionization of a neutral hydrogen molecule (H2) by electron impact. It is commonly...

aromatic organic molecule and a common azo dye with a formula of C6H5N2C6H4OH. It has a phenolic hydroxyl and an azo group in the same molecule. Like most azobenzenes...

studies the spatial arrangement of atoms that form the structure of molecules and their manipulation. The study of stereochemistry focuses on the relationships...

monoxide) is a molecule and chemical compound with chemical formula of NO. In mammals including humans, nitric oxide is a signaling molecule involved in...

"Colorful niches of phototrophic microorganisms shaped by vibrations of the water molecule". ISME J. 1 (4): 271–282. doi:10.1038/ismej.2007.59. PMID 18043638....

and cannot be prepared in bulk, because it would react with any other molecule with which it came into contact. Noted as the strongest known acid—stronger...

The nanocar is a molecule designed in 2005 at Rice University by a group headed by Professor James Tour. Despite the name, the original nanocar does not...

direction. Typically this effect involves vibrational energy being gained by a molecule as incident photons from a visible laser are shifted to lower energy. This...

The following is a list of human clusters of differentiation (or CD) molecules. * = group; ** = not listed on hcdm Bennett JS. Structure and function...

chaperones are present during protein folding. Recent advances in single-molecule analysis have brought insights into structural heterogeneity of chaperones...

transfer mechanism where two molecules in their triplet excited states interact to form a ground state molecule and an excited molecule in its singlet state....

informative nerve impulse Receptor (biochemistry), in biochemistry, a protein molecule that receives and responds to a neurotransmitter, or other substance Cell...

Repulsive guidance molecule B (RGMb), also known as DRAGON (DRG11-responsive axonal guidance and outgrowth of neurite), is a bone morphogenetic protein...

package used for creating graphical representations of chemical structures, molecules, reaction schemes, and structural formulas. It provides a simple and flexible...

p-orbitals with delocalized electrons in a molecule, which in general lowers the overall energy of the molecule and increases stability. It is conventionally...

varying structure. This more general depiction of the molecule, versus detailing every atom in the molecule, is used to protect intellectual property. The company...

MINFLUX can construct images of nanometric structures or track single molecules in fixed and live specimens by pooling the locations of fluorescent labels...

formula N8, whose molecules have eight atoms arranged into a cube. (By comparison, nitrogen usually occurs as the diatomic molecule N2.) It can be regarded...

movement of specific molecules across a vesicle's membrane. As a result, vesicular transporters govern the concentration of molecules within a vesicle. Examples...

part of a molecule connected to the rest of the molecule by two single bonds. An older name for methylidene group (=CH2), a part of a molecule connected...

water. Hydrophobic molecules tend to be nonpolar and, thus, prefer other neutral molecules and nonpolar solvents. Because water molecules are polar, hydrophobes...

rotational states of molecules in the gas phase. The rotational spectrum (power spectral density vs. rotational frequency) of polar molecules can be measured...

muonic hydrogen molecules. The spacing between the nuclei in such a molecule is hundreds of times smaller than in a normal hydrogen molecule –so close that...

reactive, as the individual atoms of oxygen tend to quickly bond with nearby molecules. Its lowest-energy electronic state is a spin triplet, designated by the...

peels, taking its name from Italian limone ("lemon"). Limonene is a chiral molecule, and most biological sources produce just one enantiomer (isomer). The...

chemistry, molecular electronic transitions take place when electrons in a molecule are excited from one energy level to a higher energy level. The energy...

biology, an effector is a general term that can refer to several types of molecules or cells. In the context of biological system regulation, an effector...

other flowers; Constellation (Molecule) or Constellation: Isolated Molecule for a Good Neighborhood, an abstract molecule representing a "good neighborhood";...

DNA curtain is a single-molecule imaging technique used to visualize protein–DNA interactions in real time with high-throughput. This method arranges long...

to indicate the position of a functional group or substituent within a molecule. The International Union of Pure and Applied Chemistry (IUPAC) recommends...

internuclear axis. Sigma bonding is most simply defined for diatomic molecules using the language and tools of symmetry groups. In this formal approach...

sheet has also been created for DHMO. The water molecule has the chemical formula H2O, meaning the molecule is composed of two hydrogen atoms and one oxygen...

dispersed variations of electromagnetic interactions between molecules or within a molecule. The chemical energy released in the formation of non-covalent...

one chromosome is composed of one DNA molecule. In replication, the DNA molecule is copied, and the two molecules are known as chromatids. During the later...

a molecule absorbs a photon, the photon energy is converted and increases the molecule's internal energy level. Likewise, when an excited molecule releases...

the adhesin molecule (immunoglobulin-like) is a protein domain. This domain is found in mucosal vascular addressin cell adhesion molecule 1 proteins (MAdCAM-1)...

individual chemical bonds when a molecule is formed. In contrast, molecular orbital theory has orbitals that cover the whole molecule. In 1916, G. N. Lewis proposed...

activated leukocyte cell adhesion molecule". Degen WG, van Kempen LC, Gijzen EG, et al. (1998). "MEMD, a new cell adhesion molecule in metastasizing human melanoma...

energies of a molecule versus a distortion coordinate (bond angles), used for making quick predictions about the geometries of small molecules. By plotting...

Dreams is a 2020 game creation system video game developed by Media Molecule and published by Sony Interactive Entertainment for the PlayStation 4. Players...

Repulsive guidance molecules (RGMs) are members of a three gene family (in vertebrates) composed of RGMa, RGMb, and RGMc (also called hemojuvelin). RGMa...

known as the melanoma cell adhesion molecule (MCAM) or cell surface glycoprotein MUC18, is a 113kDa cell adhesion molecule currently used as a marker for endothelial...

the visible spectrum results in the pale blue color of water. The water molecule in the gaseous state has three types of transition that can give rise to...

galactose. Compound sugars, also called disaccharides or double sugars, are molecules made of two bonded monosaccharides; common examples are sucrose (glucose...

receptors. A molecule that binds to a receptor is called a ligand and can be a protein, peptide (short protein), or another small molecule, such as a neurotransmitter...

cavitand is a container-shaped molecule. The cavity of the cavitand allows it to engage in host–guest chemistry with guest molecules of a complementary shape...

is a discrete chain molecule (oligomer) that folds into a conformationally ordered state in solution. They are artificial molecules that mimic the ability...

Peroxides are a group of molecules with the structure R−O−O−R, where each R represents a radical (a portion of a complete molecule; not a free radical) and...

atoms in a molecule. It is a transferable property of a bond between atoms of fixed types, relatively independent of the rest of the molecule. Bond length...

Basal cell adhesion molecule, also known as Lutheran antigen, is a plasma membrane glycoprotein that in humans is encoded by the BCAM gene. BCAM has also...

Bullvalene is a hydrocarbon with the chemical formula C10H10. The molecule has a cage-like structure formed by the fusion of one cyclopropane and three...

In immunology, an antigen (Ag) is a molecule, or portion thereof, that can bind to a specific antibody or T-cell receptor. The presence of antigens in...

ultraviolet light based on spontaneous emission of excimer (exciplex) molecules. Excimer lamps are quasimonochromatic light sources operating over a wide...

states that when a molecule is undergoing an electronic transition, such as ionization, the nuclear configuration of the molecule experiences no significant...

In cellular biology, active transport is the movement of molecules or ions across a cell membrane from a region of lower concentration to a region of...

range of biological molecules. Some of these are small molecules which are intrinsically fluorescent and bind a biological molecule of interest. Major...

mechanics to chemical systems to predict physical and chemical properties of molecules and materials. It often involves calculating electronic wave functions...

the chemical bond between two atoms and helps to raise the energy of the molecule relative to the separated atoms. Such an orbital has one or more nodes...

Platelet endothelial cell adhesion molecule (PECAM-1) also known as cluster of differentiation 31 (CD31) is a protein that in humans is encoded by the...

dimethyltryptamine, also known as DMT. He is also the author of DMT: The Spirit Molecule, which summarizes his academic research into DMT and other experimental...

effect in a molecule is a local change in the electron density due to electron-withdrawing or electron-donating groups elsewhere in the molecule, resulting...

(often shortened to tetrakis(nitratoxycarbon)methane), is a hypothetical molecule that was proposed by Clara Lazen, a fifth-grader in Kansas City, Missouri...

polar) and lipophilic (fat-loving, nonpolar) properties within the same molecule. Such compound is called amphiphilic or amphipathic. This dipolar characteristic...

proportion to form a molecule. Molecule is one of the most basic units of matter. Ions are charged atoms (monatomic ions) or molecules (polyatomic ions)...

April 2016. Retrieved 8 September 2018. Ollis, W. D. (1972). "Models and Molecules". Proceedings of the Royal Institution of Great Britain. 45: 1–31. Corey...

triatomic molecule containing only hydrogen. Since this molecule contains only three atoms of hydrogen it is the simplest triatomic molecule and it is...

useful for visualizing the effective shape and relative dimensions of a molecule, and (because of the rotatability) the shapes of the surface of the various...

crystals can be viewed by a unit cell containing some set of matter (atoms, molecules, ions, etc) repeated in 3 dimension, an aperiodic crystal has at least...

Doctor Octopus, the Enchantress, Kang the Conqueror, Klaw, the Lizard, the Molecule Man, Titania, Ultron, Volcana, and the Wrecking Crew. The cosmic entity...

Molecules and Cells is a peer-reviewed open access scientific journal of molecular and cellular biology. It was established in 1990 as the official publication...

(or more) different molecules across the cell membrane in the same direction. The symporter works in the plasma membrane and molecules are transported across...

functionality is the presence of functional groups in a molecule. A monofunctional molecule possesses one functional group, a bifunctional (or difunctional)...

LittleBigPlanet is a 2008 platform video game developed by Media Molecule and published by Sony Computer Entertainment for the PlayStation 3. In LittleBigPlanet...

"addition product") is a product of a direct addition of two or more distinct molecules, resulting in a single reaction product containing all atoms of all components...

chirality in which a molecule contains two pairs of chemical groups in a non-planar arrangement about an axis of chirality so that the molecule is not superposable...

impossible to create a complex molecule such as RNA (or even its molecular precursor, pre-RNA) directly from simple organic molecules dissolved in a global ocean...

Naphthalocyanine is a cross-shaped organic molecule consisting of 48 carbon, 8 nitrogen and 26 hydrogen atoms. It is a derivative of phthalocyanine, differing...

atomic spectra, which is used to predict the ground state of an atom or molecule with one or more open electronic shells. The rule states that in a subshell...

and concentration of molecules in a solvent (typically water). Metallotropic LCs are composed of both organic and inorganic molecules; their LC transition...

limited within the structure of a single molecule, a property or phenomenon limited to the extent of a single molecule. In intramolecular organic reactions...

bromide is an organic compound with the formula C7H7Br or C6H5CH2Br. The molecule consists of a benzene ring substituted with a bromomethyl group. It is...

torques to individual molecules or groups of molecules. It can be used to measure the tensile strength or the force generated by molecules. Most commonly magnetic...

unusually large proportion of oxygen. The molecule has been produced and studied at cryogenic temperatures. The molecule is important in atmospheric chemistry...

conjugated." The word "aromatic" originates from the past grouping of molecules based on odor, before their general chemical properties were understood...

nucleic acid or other molecule. Biotinylation is rapid, specific and is unlikely to disturb the natural function of the molecule due to the small size...

exists as molecules of four phosphorus atoms in a tetrahedral structure, joined by six phosphorus—phosphorus single bonds. The free P4 molecule in the gas...

a singlet state. It is the lowest excited state of the diatomic oxygen molecule, which in general has the chemical structure O=O and chemical formula O...

subunit, a protein molecule that assembles with other protein molecules Monomer, a molecule that may bind chemically to other molecules to form a polymer...

the spectral band that occurs in a vibrational spectrum of a molecule when the molecule makes a transition from the ground state (v=0) to the second excited...

Fc receptor-like molecules (FCRLs) are a class of proteins that resemble Fc receptors. They have been characterized in a number of species, including...

In molecular biology mir-154 microRNA is a short RNA molecule. MicroRNAs function to regulate the expression levels of other genes by several mechanisms...

weights for the hydrophilic and lipophilic portions of the surfactant molecule, as described by Griffin in 1949 and 1954. Other methods have been suggested...

oxidation (also β-oxidation) is the catabolic process by which fatty acid molecules are broken down in the cytosol in prokaryotes and in the mitochondria...

symmetry, a symmetry operation is a permutation of atoms such that the molecule or crystal is transformed into a state indistinguishable from the starting...

and imaging of single molecules. He is credited with achieving the first optical detection and spectroscopy of a single molecule in condensed phases, along...

[ˈtsvɪtɐ] 'hermaphrodite'), also called an inner salt or dipolar ion is a molecule that contains an equal number of positively and negatively charged functional...

to retinal, which cannot be made without them. The number of different molecules that can be converted to retinal varies from species to species. Retinal...

A is a scientific journal which reports research on the chemistry of molecules - including their dynamics, spectroscopy, kinetics, structure, bonding...

of water. When the molecules of the liquid collide, they transfer energy to each other based on how they collide. When a molecule near the surface absorbs...

"matter" more fine-scale than the atoms and molecules definition is: matter is made up of what atoms and molecules are made of, meaning anything made of positively...

other atoms (or ligands) placed at a bond angle of 180°. Linear organic molecules, such as acetylene (HC≡CH), are often described by invoking sp orbital...

diagram, is a qualitative descriptive tool explaining chemical bonding in molecules in terms of molecular orbital theory in general and the linear combination...

contributions to the fields of single-molecule biophysical chemistry, coherent Raman Imaging and single-molecule genomics. He is the Director of Changping...

The tetraoxygen molecule (O4), also called oxozone, is an allotrope of oxygen consisting of four oxygen atoms. Tetraoxygen was first predicted in 1924...

In chemistry, isomerization or isomerisation is the process in which a molecule, polyatomic ion or molecular fragment is transformed into an isomer with...

Waals forces) are a type of intermolecular force acting between atoms and molecules that are normally electrically symmetric; that is, the electrons are symmetrically...

the atoms are connected to one another. The chemical bonding within the molecule is also shown, either explicitly or implicitly. Unlike other chemical formula...

resonance, also called mesomerism, is a way of describing bonding in certain molecules or polyatomic ions by the combination of several contributing structures...

In chemistry, dialysis is the process of separating molecules in solution by the difference in their rates of diffusion through a semipermeable membrane...

and co-stimulatory molecules of the immune system, molecules involved in antigen presentation to lymphocytes, cell adhesion molecules, certain cytokine...

Differentiation-inducing factor (DIF) is one of a class of effector molecules that induce changes in cell chemistry, inhibiting growth and promoting differentiation...

formation, planet formation, and stellar evolution in relation to organic molecules, which are necessary to determine the origins of life on Earth and elsewhere...

natural products, drugs, and polymers, and study of individual organic molecules in the laboratory and via theoretical (in silico) study. The range of...

bond in the sugar-phosphate backbone of RNA is broken, cleaving the RNA molecule. RNA is susceptible to this base-catalyzed hydrolysis because the ribose...

Mir-423 microRNA is a short RNA molecule. MicroRNAs function to regulate the expression levels of other genes by several mechanisms. MicroRNA Smith RA...

mechanically interlocked molecule composed of five interlocking macrocycles that resembles the Olympic rings. The molecule is a linear pentacatenane...

he published his classic paper on chemical bonding "The Atom and the Molecule" in which he formulated the idea of what would become known as the covalent...

of knotted biological molecules. The mechanism by which knots naturally form in molecules, and the mechanism by which a molecule is stabilized or improved...

pairs a self-replicating molecule may have before mutation will destroy the information in subsequent generations of the molecule. The error threshold is...

ambiguous term referring either to a simple cycle of atoms and bonds in a molecule or to a connected set of atoms and bonds in which every atom and bond is...

synthesized in 1985. The @ (at sign) in the name reflects the notion of a small molecule trapped inside a shell. Two types of endohedral complexes exist: endohedral...

with sub-nanometer spatial resolution. They demonstrated the first single molecule limit in miniaturization of microElectroMechanical Systems (SMEMS). They...

Magnetic sequencing is a single-molecule sequencing method in development. A DNA hairpin, containing the sequence of interest, is bound between a magnetic...

method has also revealed the structure and function of many biological molecules, including vitamins, drugs, proteins and nucleic acids such as DNA, as...

Escentric 03 (2010) Escentric 04 (2017) Molecule 01 (2006) Molecule 02 (2008) Molecule 03 (2010) Molecule 04 (2017) Molecule 05 (2020) Eau de FCUK (1999) Feminista...

Brunauer–Emmett–Teller (BET) theory aims to explain the physical adsorption of gas molecules on a solid surface and serves as the basis for an important analysis technique...

group of ribosomes bound to an mRNA molecule like "beads" on a "thread". It consists of a complex of an mRNA molecule and two or more ribosomes that act...

named after Irish physicist George Gabriel Stokes. When a system (be it a molecule or atom) absorbs a photon, it gains energy and enters an excited state...

was jointly created by the founding members of British game studio Media Molecule. Scottish composer Kenneth Young provided the vocal effects for the character...

(optical) frequencies, its refractive index. The polarizability of an atom or molecule is defined as the ratio of its induced dipole moment to the local electric...

tri- 'three' and -mer 'parts') is a molecule or polyatomic anion formed by combination or association of three molecules or ions of the same substance. In...

amount of modifications existing in a sample of rRNA. RNA is a short lived molecule and each of the types vary in its longevity in the cell. Ribosomal RNA...

spontaneously localize in some situations, forming a so-called rotating "Wigner molecule", a crystalline-like state adapted to the finite size of the quantum dot...

attach "labels" to the active site of a large molecule, especially a protein. The "label" attaches to the molecule loosely and reversibly, and has an inactive...

Carbon monoxide-releasing molecules (CORMs) are chemical compounds designed to release controlled amounts of carbon monoxide (CO). CORMs are being developed...

In organic chemistry, Hückel's rule predicts that a planar ring molecule will have aromatic properties if it has (4n + 2)π-electrons, where n is a non-negative...

occurring as a molecule found in stars and probably existing in interstellar space, or as a monolayer on the surface of solid silicon. The SiH molecule is a radical...

which are mirror images of each other and non-superposable. Enantiomer molecules are like right and left hands: one cannot be superposed onto the other...

The word thyronamine can refer to either the family of molecules, or the specific molecule from which they are derived. The group includes: Thyronamine...

compound in which a guest atom, ion, or molecule is enclosed in a cage-like cavity formed by a host molecule or by an extended host lattice. The term...

atoms making up a molecule. Intramolecular forces are stronger than the intermolecular forces that govern the interactions between molecules. The classical...

NADH and NAD+. In homolactic fermentation, one molecule of glucose is ultimately converted to two molecules of lactic acid. Heterolactic fermentation, by...

In stereochemistry, prochiral molecules are those that can be converted from achiral to chiral in a single step, such as changing one atom. An achiral...

via spatially separated, clonally amplified DNA templates or single DNA molecules in a flow cell. This design is very different from that of Sanger sequencing—also...

compound (also spelled as straight chain compound). Many of the simple molecules of organic chemistry, such as the alkanes and alkenes, have both linear...

Richard Buckminster "Bucky" Fuller. Fullerenes are positively curved molecules of varying sizes composed entirely of carbon, which take the form of a...

A podophyllotoxin hybrid is a molecule that obtained by combination of podophyllotoxin with other active pharmacophore that is ether designed to interact...

commonly used for the energy levels of the electrons in atoms, ions, or molecules, which are bound by the electric field of the nucleus, but can also refer...

In molecular biology mir-580 microRNA is a short RNA molecule. MicroRNAs function to regulate the expression levels of other genes by several mechanisms...

Atranes are a class of tricyclic molecules that are fused to a common central bond. Unlike the propellanes, the central bond is a transannular dative...

halogen addition reaction is a simple organic reaction where a halogen molecule is added to the carbon–carbon double bond of an alkene functional group...

long continuous DNA molecule that contains multiple copies of the same DNA sequence linked in series. These polymeric molecules are usually copies of...

Molecular physics is the study of the physical properties of molecules and molecular dynamics. The field overlaps significantly with physical chemistry...

CH3OD and CH2DOH are two isotopomers of monodeuterated methanol. The molecules may be either structural isomers (constitutional isomers) or stereoisomers...

In chemistry, molecules with a non-collinear arrangement of two adjacent bonds have bent molecular geometry, also known as angular or V-shaped. Certain...

with a pyramidal molecule, such as ammonia (NH3) "turns inside out". It is a rapid oscillation of the atom and substituents, the molecule or ion passing...

technology platform to enable the rapid diversification of bioactive small molecules, drug leads and/or approved drugs through the attachment of sugars. Initially...

proton (or hydron, or hydrogen cation), usually denoted by H+, to an atom, molecule, or ion, forming a conjugate acid. (The complementary process, when a proton...

connectivity and shape of individual chemical species, which includes molecules, ions, and polymers. Structure is central to understanding the behavior...

shape. Over time, scientists have explored different ways to make this molecule more efficiently. The first total synthesis of isopetasin was reported...

semihydrate) is a hydrate whose solid contains one molecule of water of crystallization per two other molecules, or per two unit cells. This is sometimes characterized...

computer programs to calculate the structures and properties of molecules, groups of molecules, and solids. Computational chemists typically focus on developing...

that is adopted by certain chemical compounds. As the name suggests, molecules of this geometry have their atoms positioned at the corners. Numerous...

interact with water while the tails avoid all contact with water. Surfactant molecules also aggregate in water as micelles with their head groups sticking out...

dehydration—an elimination reaction (Involves removal of a water molecule or an alcohol molecule). Dehydration may be accompanied by decarboxylation when an...

states that no normal modes can be both Infrared and Raman active in a molecule that possesses a center of symmetry. This is a powerful application of...

Targeted protein degradation (TPD) is a drug design strategy that uses small molecules such as PROteolysis TArgeting Chimeras (PROTACs), molecular glues, or...

LIT-001 is a small-molecule oxytocin receptor agonist and vasopressin receptor mixed agonist and antagonist that was first described in the literature...

polarization of a molecule through space. The effect is a result of an electric field produced by charge localization in a molecule. This field, which...

binding is treated as a chemical reaction between the adsorbate gaseous molecule A g {\displaystyle A_{\text{g}}} and an empty sorption site S. This reaction...

only two angles to describe, for example a diatomic molecule such as HI, HCl, CO. More general molecules are 3-dimensional, such as water (asymmetric rotor)...

a molecule is an abstract representation or model of that molecule, illustrating where, in very rough terms, a surface might reside for the molecule based...

Periodic systems of molecules are charts of molecules similar to the periodic table of the elements. Construction of such charts was initiated in the...

Carcinoembryonic antigen-related cell adhesion molecule 1 (biliary glycoprotein) (CEACAM1) also known as CD66a (Cluster of Differentiation 66a), is a human...

constructed on a molecule. Examples are the Robinson annulation, Danheiser annulation and certain cycloadditions. Annular molecules are constructed from...

diameter (2–50 nm) because molecules frequently collide with the pore wall. As another example, consider the diffusion of gas molecules through very small capillary...

organic molecule with a metal atom, resulting in an organometallic compound. In the laboratory, metalation is commonly used to activate organic molecules during...

from a growing macromolecule or oligomer molecule to another molecule or to another site on the same molecule. Chain-transfer agent: Substance able to...

used to make a polyurethane contain two or more functional groups per molecule. Global production in 2019 was 25 million metric tonnes, accounting for...

ubiquitin molecules are always linked to one of the seven lysine residues or the N-terminal methionine of the previous ubiquitin molecule. These 'linking'...

calculation method for determining the electrostatic interaction of a molecule with a solvent. COSMO is a dielectric continuum model (a.k.a. continuum...

positive charge in MgAr+ will reside on the magnesium atom. Neutral MgAr molecules can also exist in an excited state. The spectrum of MgAr+ can be observed...

factor is also said to be a measure of the non-sphericity (centricity) of molecules. Pitzer defined ω from the relationship ω = − log 10 ⁡ ( p r sat ) − 1...

Water (H 2O) is a simple triatomic bent molecule with C2v molecular symmetry and bond angle of 104.5° between the central oxygen atom and the hydrogen...

the absorption, reflectance, transmittance, or emission spectrum of a molecule to a shorter wavelength (higher frequency). Because the blue color in the...

mass spectrometry (MS). Laser light in the UV range is used to ionize molecules in a resonance-enhanced multiphoton ionization (REMPI) process. It is...

energy of the molecule. Steric effects are nonbonding interactions that influence the shape (conformation) and reactivity of ions and molecules. Steric effects...

chemistry, a functional group is any substituent or moiety in a molecule that causes the molecule's characteristic chemical reactions. The same functional group...

vernacular is a disaccharide sucrose derived from the condensation of one molecule of each of the monosaccharides D-glucose and D-fructose. The monosaccharide...

Fucosylation is the process of adding fucose sugar units to a molecule. It is a type of glycosylation. It is important clinically, and high levels of fucosylation...

the majority of all molecules involved in the biochemistry, structure, and function of living organisms, and in man-made molecules such as drugs, pesticides...

Deamination is the removal of an amino group from a molecule. Enzymes that catalyse this reaction are called deaminases. In the human body, deamination...

Dicarbon monoxide (C2O) is a molecule that contains two carbon atoms and one oxygen atom. It is a linear molecule which, because of its simplicity, is...

rotation bending Schrödinger equation for a triatomic molecule with application to the water molecule". Journal of Molecular Spectroscopy. 74 (1): 1–8. Bibcode:1979JMoSp...

couple the favorable movement of one molecule with its concentration gradient and unfavorable movement of another molecule against its concentration gradient...

especially abundant in epithelial tissues. Combined with cell adhesion molecules and extracellular matrix, cell junctions help hold animal cells together...

rarely occurs naturally, as free electrons react with any molecule (even neutral molecules) they encounter. Even in the best laboratory conditions, dissociative...

one specific particle or molecule (a microscopic quantity), while the molar mass is an average over many particles or molecules (a macroscopic quantity)...

p-Anisaldehyde, is an organic compound with the formula CH3OC6H4CHO. The molecule consists of a benzene ring with a formyl and a methoxy group. It is a colorless...

Ozone (/ˈoʊzoʊn/ ), also called trioxygen, is an inorganic molecule with the chemical formula O 3. It is a pale-blue gas with a distinctively pungent odour...

In host–guest chemistry, cucurbiturils are macrocyclic molecules made of glycoluril (=C4H2N4O2=) monomers linked by methylene bridges (−CH2−). The oxygen...

reacting molecule(s) or ion(s). This reaction results in the release of the H2O as water. When the reaction involves the coupling of two molecules into a...

isomers are molecules with the same chemical formula and stereochemical bond connectivities but different topologies. Examples of molecules for which there...

synzyme, is a synthetic organic molecule or ion that recreates one or more functions of a natural enzyme. These molecules aim to achieve catalysis with...

a proton is referred to as amphiprotic. An example is the H2O (water) molecule, which can gain a proton to form the hydronium ion, H3O+, or lose a proton...

a molecule consists of all the energy stored within it. A strained molecule has an additional amount of internal energy which an unstrained molecule does...

mass spectrometry to fragment molecules in the gas phase usually for structural analysis of the original (parent) molecule. An infrared laser is directed...

allylic strain for use in asymmetric reactions. The "strain energy" of a molecule is a quantity that is difficult to precisely define, so the meaning of...

proper and improper), or a center of inversion. For an object such as a molecule or a crystal, a symmetry element corresponds to a set of symmetry operations...

Hydroxy-α-sanshool (/-sænʃoʊ.ɒl/), also known as simply sanshool is a molecule found in plants from the genus Zanthoxylum. It is believed to be responsible...

lines in the Lyman or Werner bands, can be absorbed by H2, placing the molecule in an excited electronic state. Radiative decay (that is, decay into photons)...

Assembly theory is a framework developed to quantify the complexity of molecules and objects by assessing the minimal number of steps required to assemble...

radiation is absorbed by a molecule, exciting it to a higher energy level, followed by the emission of light as the molecule returns to a lower energy...

histocompatibility complex (MHC) molecules and CD1 molecules. He is most notable for discovering and identifying the MHC class II molecules and viperin. Cresswell...

Transannular strain can also be demonstrated in other cyclo-organic molecules, such as lactones, lactams, ethers, cycloalkenes, and cycloalkynes. These...

chemistry, aminolysis (/am·i·nol·y·sis/) is any chemical reaction in which a molecule is lysed (split into two parts) by reacting with ammonia (NH3) or an amine...

chemical bonding, is the hypothetical charge assigned to an atom in a molecule, assuming that electrons in all chemical bonds are shared equally between...

substituted for the nitrogen atom. Whereas the pyrrole molecule is planar, the arsole molecule is not, and the hydrogen atom bonded to arsenic extends...

Hydrogen bonding can occur between separate molecules (intermolecular) or within different parts of the same molecule (intramolecular). Its strength varies...

individual gas molecules (or atoms) approach the door, the demon quickly opens and closes the door to allow only fast-moving molecules to pass through...

can be assigned to n-π* (S0–S1) and π-π* (S1–S2) transitions in the DNQ molecule.[citation needed] In the deep ultraviolet (DUV) spectrum, the π-π* electronic...

succinctly summarizes much of the atomic-level structure of the sequenced molecule. DNA sequencing is the process of determining the nucleotide order of a...

sample is divided by the number of moles of atoms instead of moles of molecules. So, for example, the atom-molar heat capacity of water is 1/3 of its...

that the particle size is preserved. Ligands are usually some organic molecules and they are bound to metallic core via some linking atoms such as sulfur...

molecule is targeting the enzymes of the shikimate pathway. This metabolic pathway is not present in mammals. The mechanism of action of the molecule...

In chemistry, folding is the process by which a molecule assumes its shape or conformation. The process can also be described as intramolecular self-assembly...

specific interactions between molecules in nature (i.e., via the interaction of natural and human-made chiral molecules with inherently chiral biological...

is carried out. The symmetry operations of a molecule determine the specific point group for this molecule. In chemistry, there are five important symmetry...

ring structure, take for instance the exocyclic double bond of the former molecule. Isotoluenes are a prominent class of compounds with exocyclic double bonds...

L-ribonucleic acid aptamer (L-RNA aptamer, trade name Spiegelmer) is an RNA-like molecule built from L-ribose units. It is an artificial oligonucleotide named for...

carbon monoxide molecules with a scanning tunneling microscope, a device that magnifies them 100 million times. These two-atom molecules were moved to create...

radiation on the chemical structure of the molecules giving the color of the subject. The part of a molecule responsible for its color is called the chromophore...

a polar molecule and quadrupole moment a π system. Aromatic–aromatic interactions (π stacking): involves interactions of aromatic molecules with each...

2-relationship). It may arise from vicinal difunctionalization. For example, the molecule 2,3-dibromobutane carries two vicinal bromine atoms and 1,3-dibromobutane...

ICAM-1 (intercellular adhesion molecule 1) also known as CD54 (Cluster of Differentiation 54) is a protein that in humans is encoded by the ICAM1 gene...

c-Met inhibitors are a class of small molecules that inhibit the enzymatic activity of the c-Met tyrosine kinase, the receptor of hepatocyte growth factor/scatter...

chemistry, an amphoteric compound (from Greek amphoteros 'both') is a molecule or ion that can react both as an acid and as a base. What exactly this...

he also collaborated with Ronald Vale, and developed the first single-molecule assay for studying motor proteins. His work showed that kinesin moves processively...

combining capacity with other atoms when it forms chemical compounds or molecules. Valence is generally understood to be the number of chemical bonds that...

is a major signaling molecule of embryonic development in planulozoan animals, encoded by the SHH gene. This signaling molecule is key in regulating embryonic...

A gas cracker is any device that splits the molecules in a gas or liquid, usually by electrolysis, into atoms. The end product is usually a gas. A hydrocracker...

claimed to be promising coordination geometries for lanthanide-based single-molecule magnets, since they present no extradiagonal crystal field terms, therefore...

signaling pathway is triggered by the binding of a signaling molecule, a ligand, to a receiving molecule, a receptor. Receptors and ligands exist in many different...

An enzyme inhibitor is a molecule that binds to an enzyme and blocks its activity. Enzymes are proteins that speed up chemical reactions necessary for...

tellurium atoms per molecule, with structure H−Te−Te−H or (TeH)2. Hydrogen ditelluride is interesting to theorists because its molecule is simple yet asymmetric...

mechanism, or Berry pseudorotation mechanism, is a type of vibration causing molecules of certain geometries to isomerize by exchanging the two axial ligands...

complex (MHC) molecule and a foreign peptide bound to it, but will only respond to the antigen when it is bound to a particular MHC molecule. When foreign...

Wiener number) introduced by Harry Wiener, is a topological index of a molecule, defined as the sum of the lengths of the shortest paths between all pairs...

Di-positronium, or dipositronium, is an exotic molecule consisting of two atoms of positronium. It was predicted to exist in 1946 by John Archibald Wheeler...

protein molecule are developed from an equimolar mixture of an L-protein molecule of natural chirality and its D-protein mirror image. L-protein molecules consist...

Many bacteria secrete small iron-binding molecules called siderophores, which bind strongly to ferric ions. FepA is an integral bacterial outer membrane...

that is insoluble in cold water or alcohol. It consists of two types of molecules: the linear and helical amylose and the branched amylopectin. Depending...

(CH3CH2CH2CO)2O. The molecule can be described as a condensation of two molecules of butyric acid with elimination of one water molecule (hence its name)...

periodic motion, such as a pendulum, tuning fork, or vibrating diatomic molecule. Mathematically speaking, the essential feature of an oscillator is that...

degradation of injected molecules, thus resulting in the measurement of degradation products instead of the actual molecule(s) of interest. The first...

G3P molecules produce three RuBP molecules, using up three molecules of ATP. Since each CO2 molecule produces two G3P molecules, three CO2 molecules produce...

region of an enzyme to which one or more substrate molecules bind, causing the substrate or another molecule to undergo a chemical reaction. This region usually...

DNA ends refer to the properties of the ends of linear DNA molecules, which in molecular biology are described as "sticky" or "blunt" based on the shape...

structural disorder compromised the binding of small-molecule ligands. Her research looks to develop small-molecule probes that modify proteins, which can, in turn...

at room temperature when protected from light and oxygen. This chiral molecule is typically used, in nonracemic form, as a chiral shift reagent in nuclear...

tubing used in separation techniques, that facilitates the flow of tiny molecules in solution based on differential diffusion. In the context of life science...

any part of a molecule that consists of two hydrogen atoms bound to a carbon atom, which is connected to the remainder of the molecule by two single bonds...

chemi-ionization, an ionization process involving reactions between neutral atoms or molecules. The Penning effect is put to practical use in applications such as gas-discharge...

chosen "template" molecule. The process usually involves initiating the polymerization of monomers in the presence of a template molecule that is extracted...

glycosidic linkage is a type of ether bond that joins a carbohydrate (sugar) molecule to another group, which may or may not be another carbohydrate. A glycosidic...

positive ion, or molecule. The first ionization energy is quantitatively expressed as X(g) + energy ⟶ X+(g) + e− where X is any atom or molecule, X+ is the...

peptides are formed, which bind with major histocompatibility complex molecules, and then later with T cell receptors through amino acids that are continuous...

optical trapping and microfluidics to manipulate and visualize single molecules of DNA and the enzymes involved in processing and repairing DNA. He calls...

transfer (ET) occurs when an electron relocates from an atom, ion, or molecule, to another such chemical entity. ET describes the mechanism by which electrons...

In molecular biology, an inducer is a molecule that regulates gene expression. An inducer functions in two ways; namely: By disabling repressors. The gene...

structure is the three-dimensional arrangement of atoms in an amino acid-chain molecule. Proteins are polymers – specifically polypeptides – formed from sequences...

cell adhesion molecules, including vascular (VCAM), intercellular (ICAM), neural (NCAM) and mucosal addressin (MADCAM) cell adhesion molecules, as well as...

also known as APBB1-interacting protein 1 or Rap1-GTP-interacting adapter molecule (RIAM) is a protein that in humans is encoded by the APBB1IP gene. GRCh38:...

A chaotropic agent is a molecule in water solution that can disrupt the hydrogen bonding network between water molecules (i.e. exerts chaotropic activity)...

probe is a group of atoms or molecules used in molecular biology or chemistry to study the properties of other molecules or structures. If some measurable...

Transmission electron microscopy DNA sequencing is a single-molecule sequencing technology that uses transmission electron microscopy techniques. The method...

neighboring molecules can cause shifts. For instance, absorption lines of the gas phase molecule can shift significantly when that molecule is in a liquid...

PFNA, and other compounds. Commonly, an individual fluorotelomer alcohol molecule is named by the number of carbons that are fluorinated versus the number...

electron in an atom or molecule, being excited to a higher energy level by the absorption of a photon and then leaving the atom or molecule to free space, or...

molecular vibration. Any molecule can be deformed in several ways - A-A bond length, A-A-A angle, A-A-A-A torsion angle. Deformed molecules store energy, which...

requirement for a likely model of the genetic molecule. Indeed, the base-pairing did suggest a way to copy a DNA molecule. Just pull apart the two sugar-phosphate...

interaction of a photon with an atom or molecule. Not every interaction between a photon and an atom, or molecule, will result in photoionization. The probability...

Biochemistry. 5 (2): 467–77. doi:10.1021/bi00866a011. PMID 5942950. "Small Molecule Breaks Up Amyloid Aggregates In Mice". Chemical & Engineering News. Retrieved...

molecules into smaller units that are either oxidized to release energy or used in other anabolic reactions. Catabolism breaks down large molecules (such...

(one or more) atoms, thereby becoming a moiety in the resultant (new) molecule. The suffix -yl is used when naming organic compounds that contain a single...

metabolites, and biological molecules in unnatural locations or concentrations) and biotics (macromolecules, proteins, DNA, large molecule drugs, metabolites)...

stable group in most molecules. While the methyl group is usually part of a larger molecule, bonded to the rest of the molecule by a single covalent bond...

optical data storage solutions. In addition, interest in photoisomerizable molecules has been aimed at molecular devices, such as molecular switches, molecular...

a property of asymmetry in molecules arising, not from a stereogenic or chiral center, but from a twisting of the molecule in 3-D space. The term was...

way that atomic bonds connect the atoms in a molecule, the word is a portmanteau of polyamory and molecule. The origin of the term is not clear, but it...

macromolecule or a small molecule in a solution through the use of an antibody (usually) or an antigen (sometimes). The molecule detected by the immunoassay...

Soluble cell adhesion molecules (sCAMs) are a class of cell adhesion molecule (CAMs - cell surface binding proteins) that may represent important biomarkers...

Molecular machines are a class of molecules typically described as an assembly of a discrete number of molecular components intended to produce mechanical...

a textual file format describing the three-dimensional structures of molecules held in the Protein Data Bank, now succeeded by the mmCIF format. The...

of bound molecules or ions A chemical reaction to form a coordination complex Coordination number or ligancy of a central atom in a molecule or crystal...

Settleman, Jeff (2009). "Factors underlying sensitivity of cancers to small-molecule kinase inhibitors". Nature Reviews Drug Discovery. 8 (9): 709–23. doi:10...

double-quartet theory (LDQ) is a method of describing the bonding in molecules which involves separating the electrons depending on their spin, placing...

hydroxyl functional groups and the hydrophobic hydrocarbons render the molecule amphiphilic. Astaxanthin is produced naturally in the freshwater microalgae...

developed the hybridisation theory in 1931 to explain the structure of simple molecules such as methane (CH4) using atomic orbitals. Pauling pointed out that...

of solvent molecules surrounding each unit of solute is called the hydration number of the solute. A classic example is when water molecules arrange around...

origin of life. The theory first asserts that many of the small organic molecules used for life originated in space (for example, being incorporated in...

effectiveness is not specific to just rice crops. The benthiocarb molecule is an organic molecule containing a phenol bonded to a chlorine atom. It is registered...

dianhydride (PTCDA) is an organic dye molecule and an organic semiconductor. It is used as a precursor to a class of molecules known as Rylene dyes, which are...

PubChem is a database of chemical molecules and their activities against biological assays. The system is maintained by the National Center for Biotechnology...

Axon terminal Synaptic cleft Dendrite A neurotransmitter is a signaling molecule secreted by a neuron to affect another cell across a synapse. The cell...

'within the body' of a large molecule - usually a polymer. For example, an endoamylase would break down large amylose molecules into shorter dextrin chains...

TIR domain containing adaptor molecule 1 (TICAM1; formerly known as TIR-domain-containing adapter-inducing interferon-β or TRIF) is an adapter in responding...

can be prescribed. Small molecule CGRPR antagonists have also been approved in the U.S. as antimigraine agents. Small molecule CGRP antagonists are generally...

In chemistry, a photoinitiator is a molecule that creates reactive species (free radicals, cations or anions) when exposed to radiation (UV or visible)...

oxygen molecules into the fluid that surrounds it. Hemoglobin (Hb) is the primary vehicle for transporting oxygen in the blood. Each hemoglobin molecule can...

one of several isomer of anthracene with two thiol groups. In 2004, DTA molecules were demonstrated to be able to "walk" in a straight line (reportedly...

cell. A B-cell receptor is composed of a membrane-bound immunoglobulin molecule and a signal transduction moiety. The former forms a type 1 transmembrane...

description. Absolute configuration is typically relevant in organic molecules where carbon is bonded to four different substituents. This type of construction...

formula (C2S)8 the compound is considered a type of carbon sulfide. The molecule is flat and together with the 9-membered homologue is at a local strain...

Calcium(I) chloride (CaCl) is a diatomic molecule observed in certain gases. A solid with the composition CaCl was reported in 1953; however, later efforts...

fullerene is an allotrope of carbon whose molecules consist of carbon atoms connected to form a closed cage. The molecules may have hollow sphere- and ellipsoid-like...

biology, the double helix is the structure formed by double-stranded molecules of nucleic acids such as DNA. The double-helical structure of a nucleic...

university's chemistry department. Her research specialty was in ultrasonics and molecule structures. Griffing was born in Lexington, Kentucky. She attended the...

which means 'to bind'. In protein-ligand binding, the ligand is usually a molecule which produces a signal by binding to a site on a target protein. The binding...

projection is a drawing that helps visualize the 3-dimensional structure of a molecule. This projection most commonly sights down a carbon-carbon bond, making...

organic chemical compound. Stibabenzene has the chemical formula C5H5Sb. The molecule is a derivative of benzene, with one of the carbon atoms in the 6-membered...

cis-butenedioic acid is an organic compound that is a dicarboxylic acid, a molecule with two carboxyl groups. Its chemical formula is HO2CCH=CHCO2H. Maleic...

that has been detected outside of Earth. Other phosphorus containing molecules found in space include PN, PC, PC2, HCP and PH3. It was detected in the...

histocompatibility complex (MHC) molecules, which are found on the surface of most cells in the body. Cells produce MHC molecules containing peptides as a way...

large chain molecules made of many identical (or nearly identical) subunits (such as DNA, proteins, and phospholipids), when such molecules undergo phase...

publications in Nature, Science, and Cell resulting from his Ph.D. work on single-molecule biophysics, an achievement his advisor Block called a "perfect trifecta...

Bibcode:2012ApJ...757L...4J. doi:10.1088/2041-8205/757/1/L4. S2CID 14205612. "Sugar molecules in the gas surrounding a young Sun-like star" (Press release). ESO. February...

aromatic. Aromatic molecules typically display enhanced chemical stability, compared to similar non-aromatic molecules. A molecule that can be aromatic...

(born 4 July 1983) is a German physicist known for her work in Single-Molecule Microbiology and Super-resolution microscopy. She is the Group Leader of...

In stereochemistry, a stereocenter of a molecule is an atom (center), axis or plane that is the focus of stereoisomerism; that is, when having at least...

72 kilocalories per mole. An IBM/Oxford team claimed to synthesize its molecules in solid state in 2019: According to these IBM researchers, the synthesized...

animals) have evolved a genetically based behavioral attraction to the molecule. This hypothesis was originally proposed by Robert Dudley of the University...

hydrocarbon with chemical formula C4H4 and a tetrahedral structure. The molecule would be subject to considerable angle strain and has not been synthesized...

translation. The modifications are: Covalent conjugation of a retinal molecule to residue Lys216, via a Schiff base, to create the retinylidene chromophore...

degradative phase of metabolism in which large molecules are converted into smaller and simpler molecules, which involves two types of reactions. First...

Milverine is a bifunctional molecule; one half of the molecule contains 3,3-Diphenylpropylamine and the other half of the molecule contains fampridine. The...