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Hydrogen bond

Index Hydrogen bond

A hydrogen bond is a partially electrostatic attraction between a hydrogen (H) which is bound to a more electronegative atom such as nitrogen (N), oxygen (O), or fluorine (F), and another adjacent atom bearing a lone pair of electrons. [1]

127 relations: Accounts of Chemical Research, Acetylacetone, Alpha helix, Amide, Amine, Amino acid, Ammonia, Angewandte Chemie, Anisotropy, Aramid, Azeotrope, Base pair, Beta sheet, Bifluoride, Biomolecular structure, Boiling point, Bound state, Carbonyl group, Carboxylic acid, Cellulose, Chalcogen, Charge (physics), Chemical compound, Chemical Society Reviews, Chloroform, Circular dichroism, Compton scattering, Coordination complex, Cotton, Covalent bond, Crystal structure, Crystallization, Dihydrogen bond, Dissociation constant, DNA, DNA replication, Electronegativity, Electrostatics, Energy & Environmental Science, Enthalpy, Fiber, Flax, Fluorine, Formic acid, Glycerol, Humidity, Hydrofluoric acid, Hydrogen, Hydrogen chalcogenide, Hydrogen fluoride, ..., Hydronium, Hydroxide, Hygroscopy, Ice, Ideal gas law, Infrared spectroscopy, Interaction energy, Intermolecular force, International Union of Pure and Applied Chemistry, Intramolecular force, Ion cyclotron resonance, Ionic bonding, Journal of Chemical Physics, Journal of Physical Chemistry A, Journal of the American Chemical Society, Ligand, Linus Pauling, Lipinski's rule of five, Liquid, List of synthetic polymers, Lone pair, Low-barrier hydrogen bond, Maurice Loyal Huggins, Melting point, Metric (mathematics), Molecular dynamics, Molecular geometry, Molecular mass, Molecular Physics (journal), Molecular self-assembly, Neutron diffraction, Nitrogen, Non-covalent interactions, Non-covalent interactions index, Nuclear magnetic resonance, Nucleic acid, Nylon, Nylon 11, Nylon 6, Organic compound, Oxygen, Phosphoric acid, Pi bond, Picometre, Pnictogen, Polyatomic ion, Polymer, Protein, Protein folding, Protein secondary structure, Proton nuclear magnetic resonance, Proton tunneling, Pure and Applied Chemistry, Repeat unit, Rule of thumb, Scalar field, Science (journal), Smart rubber, Solubility, Solvation shell, Sorbitol, Stacking (chemistry), Standard conditions for temperature and pressure, State of matter, Symmetric hydrogen bond, Tetramethylammonium hydroxide, Three-center four-electron bond, Trehalose, Valence (chemistry), Van der Waals force, Water, Water dimer, Water model, Wendell Mitchell Latimer, Wool, X-ray crystallography, 310 helix. Expand index (77 more) »

Accounts of Chemical Research

Accounts of Chemical Research is a monthly peer-reviewed scientific journal published by the American Chemical Society containing overviews of basic research and applications in chemistry and biochemistry.

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Acetylacetone is an organic compound that exists in two tautomeric forms that interconvert rapidly and are treated as a single compound in most applications.

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Alpha helix

The alpha helix (α-helix) is a common motif in the secondary structure of proteins and is a righthand-spiral conformation (i.e. helix) in which every backbone N−H group donates a hydrogen bond to the backbone C.

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An amide (or or), also known as an acid amide, is a compound with the functional group RnE(O)xNR′2 (R and R′ refer to H or organic groups).

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In organic chemistry, amines are compounds and functional groups that contain a basic nitrogen atom with a lone pair.

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Amino acid

Amino acids are organic compounds containing amine (-NH2) and carboxyl (-COOH) functional groups, along with a side chain (R group) specific to each amino acid.

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Ammonia is a compound of nitrogen and hydrogen with the formula NH3.

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Angewandte Chemie

Angewandte Chemie (meaning "Applied Chemistry") is a weekly peer-reviewed scientific journal that is published by Wiley-VCH on behalf of the German Chemical Society (Gesellschaft Deutscher Chemiker).

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Anisotropy, is the property of being directionally dependent, which implies different properties in different directions, as opposed to isotropy.

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Aramid fibers are a class of heat-resistant and strong synthetic fibers.

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An azeotrope (gK, US) or a constant boiling point mixture is a mixture of two or more liquids whose proportions cannot be altered or changed by simple distillation.

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Base pair

A base pair (bp) is a unit consisting of two nucleobases bound to each other by hydrogen bonds.

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Beta sheet

The β-sheet (also β-pleated sheet) is a common motif of regular secondary structure in proteins.

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Bifluoride is an inorganic anion with the chemical formula HF (also written −).

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Biomolecular structure

Biomolecular structure is the intricate folded, three-dimensional shape that is formed by a molecule of protein, DNA, or RNA, and that is important to its function.

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Boiling point

The boiling point of a substance is the temperature at which the vapor pressure of the liquid equals the pressure surrounding the liquid and the liquid changes into a vapor.

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Bound state

In quantum physics, a bound state is a special quantum state of a particle subject to a potential such that the particle has a tendency to remain localised in one or more regions of space.

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Carbonyl group

In organic chemistry, a carbonyl group is a functional group composed of a carbon atom double-bonded to an oxygen atom: C.

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Carboxylic acid

A carboxylic acid is an organic compound that contains a carboxyl group (C(.

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Cellulose is an organic compound with the formula, a polysaccharide consisting of a linear chain of several hundred to many thousands of β(1→4) linked D-glucose units.

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The chalcogens are the chemical elements in group 16 of the periodic table.

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Charge (physics)

In physics, a charge may refer to one of many different quantities, such as the electric charge in electromagnetism or the color charge in quantum chromodynamics.

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Chemical compound

A chemical compound is a chemical substance composed of many identical molecules (or molecular entities) composed of atoms from more than one element held together by chemical bonds.

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Chemical Society Reviews

Chemical Society Reviews is a biweekly peer-reviewed scientific journal published by the Royal Society of Chemistry, for review articles on topics of current interest in chemistry.

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Chloroform, or trichloromethane, is an organic compound with formula CHCl3.

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Circular dichroism

Circular dichroism (CD) is dichroism involving circularly polarized light, i.e., the differential absorption of left- and right-handed light.

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Compton scattering

Compton scattering, discovered by Arthur Holly Compton, is the scattering of a photon by a charged particle, usually an electron.

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Coordination complex

In chemistry, a coordination complex consists of a central atom or ion, which is usually metallic and is called the coordination centre, and a surrounding array of bound molecules or ions, that are in turn known as ligands or complexing agents.

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Cotton is a soft, fluffy staple fiber that grows in a boll, or protective case, around the seeds of the cotton plants of the genus Gossypium in the mallow family Malvaceae.

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Covalent bond

A covalent bond, also called a molecular bond, is a chemical bond that involves the sharing of electron pairs between atoms.

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Crystal structure

In crystallography, crystal structure is a description of the ordered arrangement of atoms, ions or molecules in a crystalline material.

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Crystallization is the (natural or artificial) process by which a solid forms, where the atoms or molecules are highly organized into a structure known as a crystal.

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Dihydrogen bond

In chemistry, a dihydrogen bond is a kind of hydrogen bond, an interaction between a metal hydride bond and an OH or NH group or other proton donor.

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Dissociation constant

In chemistry, biochemistry, and pharmacology, a dissociation constant (K_d) is a specific type of equilibrium constant that measures the propensity of a larger object to separate (dissociate) reversibly into smaller components, as when a complex falls apart into its component molecules, or when a salt splits up into its component ions.

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Deoxyribonucleic acid (DNA) is a thread-like chain of nucleotides carrying the genetic instructions used in the growth, development, functioning and reproduction of all known living organisms and many viruses.

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DNA replication

In molecular biology, DNA replication is the biological process of producing two identical replicas of DNA from one original DNA molecule.

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Electronegativity, symbol ''χ'', is a chemical property that describes the tendency of an atom to attract a shared pair of electrons (or electron density) towards itself.

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Electrostatics is a branch of physics that studies electric charges at rest.

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Energy & Environmental Science

Energy & Environmental Science is a monthly peer-reviewed scientific journal publishing original (primary) research and review articles.

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Enthalpy is a property of a thermodynamic system.

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Fiber or fibre (see spelling differences, from the Latin fibra) is a natural or synthetic substance that is significantly longer than it is wide.

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Flax (Linum usitatissimum), also known as common flax or linseed, is a member of the genus Linum in the family Linaceae.

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Fluorine is a chemical element with symbol F and atomic number 9.

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Formic acid

Formic acid, systematically named methanoic acid, is the simplest carboxylic acid.

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Glycerol (also called glycerine or glycerin; see spelling differences) is a simple polyol compound.

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Humidity is the amount of water vapor present in the air.

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Hydrofluoric acid

Hydrofluoric acid is a solution of hydrogen fluoride (HF) in water.

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Hydrogen is a chemical element with symbol H and atomic number 1.

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Hydrogen chalcogenide

Hydrogen chalcogenides (also chalcogen hydrides or hydrogen chalcides) are binary compounds of hydrogen with chalcogen atoms (elements of group 16: oxygen, sulfur, selenium, tellurium, and polonium).

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Hydrogen fluoride

Hydrogen fluoride is a chemical compound with the chemical formula.

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In chemistry, hydronium is the common name for the aqueous cation, the type of oxonium ion produced by protonation of water.

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Hydroxide is a diatomic anion with chemical formula OH−.

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Hygroscopy is the phenomenon of attracting and holding water molecules from the surrounding environment, which is usually at normal or room temperature.

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Ice is water frozen into a solid state.

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Ideal gas law

The ideal gas law, also called the general gas equation, is the equation of state of a hypothetical ideal gas.

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Infrared spectroscopy

Infrared spectroscopy (IR spectroscopy or vibrational spectroscopy) involves the interaction of infrared radiation with matter.

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Interaction energy

In physics, interaction energy is the contribution to the total energy that is caused by an interaction between the objects being considered.

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Intermolecular force

Intermolecular forces (IMF) are the forces which mediate interaction between molecules, including forces of attraction or repulsion which act between molecules and other types of neighboring particles, e.g., atoms or ions.

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International Union of Pure and Applied Chemistry

The International Union of Pure and Applied Chemistry (IUPAC) is an international federation of National Adhering Organizations that represents chemists in individual countries.

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Intramolecular force

An intramolecular force is any force that binds together the atoms making up a molecule or compound, not to be confused with intermolecular forces, which are the forces present between molecules.

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Ion cyclotron resonance

Ion cyclotron resonance is a phenomenon related to the movement of ions in a magnetic field.

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Ionic bonding

Ionic bonding is a type of chemical bonding that involves the electrostatic attraction between oppositely charged ions, and is the primary interaction occurring in ionic compounds.

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Journal of Chemical Physics

The Journal of Chemical Physics is a scientific journal published by the American Institute of Physics that carries research papers on chemical physics.

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Journal of Physical Chemistry A

The Journal of Physical Chemistry A is a scientific journal which reports research on the chemistry of molecules - including their dynamics, spectroscopy, kinetics, structure, bonding, and quantum chemistry.

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Journal of the American Chemical Society

The Journal of the American Chemical Society (also known as JACS) is a weekly peer-reviewed scientific journal that was established in 1879 by the American Chemical Society.

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In coordination chemistry, a ligand is an ion or molecule (functional group) that binds to a central metal atom to form a coordination complex.

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Linus Pauling

Linus Carl Pauling (February 28, 1901 – August 19, 1994) was an American chemist, biochemist, peace activist, author, educator, and husband of American human rights activist Ava Helen Pauling.

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Lipinski's rule of five

Lipinski's rule of five also known as the Pfizer's rule of five or simply the rule of five (RO5) is a rule of thumb to evaluate druglikeness or determine if a chemical compound with a certain pharmacological or biological activity has chemical properties and physical properties that would make it a likely orally active drug in humans.

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A liquid is a nearly incompressible fluid that conforms to the shape of its container but retains a (nearly) constant volume independent of pressure.

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List of synthetic polymers

Synthetic polymers are human-made polymers.

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Lone pair

In chemistry, a lone pair refers to a pair of valence electrons that are not shared with another atomIUPAC Gold Book definition: and is sometimes called a non-bonding pair.

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Low-barrier hydrogen bond

A Low-barrier hydrogen bond (LBHB) is a special type of hydrogen bond.

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Maurice Loyal Huggins

Maurice Loyal Huggins (19 September 1897 – 17 December 1981) was a scientist who independently conceived the idea of hydrogen bonding and who was an early advocate for their role in stabilizing protein secondary structure.

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Melting point

The melting point (or, rarely, liquefaction point) of a substance is the temperature at which it changes state from solid to liquid at atmospheric pressure.

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Metric (mathematics)

In mathematics, a metric or distance function is a function that defines a distance between each pair of elements of a set.

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Molecular dynamics

Molecular dynamics (MD) is a computer simulation method for studying the physical movements of atoms and molecules.

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Molecular geometry

Molecular geometry is the three-dimensional arrangement of the atoms that constitute a molecule.

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Molecular mass

Relative Molecular mass or molecular weight is the mass of a molecule.

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Molecular Physics (journal)

Molecular Physics is a peer-reviewed scientific journal covering research on the interface between chemistry and physics, in particular chemical physics and physical chemistry.

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Molecular self-assembly

Molecular self-assembly is the process by which molecules adopt a defined arrangement without guidance or management from an outside source.

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Neutron diffraction

Neutron diffraction or elastic neutron scattering is the application of neutron scattering to the determination of the atomic and/or magnetic structure of a material.

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Nitrogen is a chemical element with symbol N and atomic number 7.

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Non-covalent interactions

A non-covalent interaction differs from a covalent bond in that it does not involve the sharing of electrons, but rather involves more dispersed variations of electromagnetic interactions between molecules or within a molecule.

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Non-covalent interactions index

The Non-Covalent Interactions index, commonly referred to as simply Non-Covalent Interactions (NCI) is a visualization index based in the Electron density (ρ) and the reduced density gradient (s).

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Nuclear magnetic resonance

Nuclear magnetic resonance (NMR) is a physical phenomenon in which nuclei in a magnetic field absorb and re-emit electromagnetic radiation.

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Nucleic acid

Nucleic acids are biopolymers, or small biomolecules, essential to all known forms of life.

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Nylon is a generic designation for a family of synthetic polymers, based on aliphatic or semi-aromatic polyamides.

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Nylon 11

Nylon 11 or Polyamide 11 (PA 11) is a polyamide and bioplastic, a member of the nylon family of polymers.

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Nylon 6

Nylon 6 or polycaprolactam is a polymer developed by Paul Schlack at IG Farben to reproduce the properties of nylon 6,6 without violating the patent on its production.

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Organic compound

In chemistry, an organic compound is generally any chemical compound that contains carbon.

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Oxygen is a chemical element with symbol O and atomic number 8.

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Phosphoric acid

Phosphoric acid (also known as orthophosphoric acid or phosphoric(V) acid) is a mineral (inorganic) and weak acid having the chemical formula H3PO4.

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Pi bond

In chemistry, pi bonds (π bonds) are covalent chemical bonds where two lobes of an orbital on one atom overlap two lobes of an orbital on another atom.

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The picometre (international spelling as used by the International Bureau of Weights and Measures; SI symbol: pm) or picometer (American spelling) is a unit of length in the metric system, equal to, or one trillionth of a metre, which is the SI base unit of length.

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A pnictogen is one of the chemical elements in group 15 of the periodic table.

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Polyatomic ion

A polyatomic ion, also known as a molecular ion, is a charged chemical species (ion) composed of two or more atoms covalently bonded or of a metal complex that can be considered to be acting as a single unit.

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A polymer (Greek poly-, "many" + -mer, "part") is a large molecule, or macromolecule, composed of many repeated subunits.

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Proteins are large biomolecules, or macromolecules, consisting of one or more long chains of amino acid residues.

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Protein folding

Protein folding is the physical process by which a protein chain acquires its native 3-dimensional structure, a conformation that is usually biologically functional, in an expeditious and reproducible manner.

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Protein secondary structure

Protein secondary structure is the three dimensional form of local segments of proteins.

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Proton nuclear magnetic resonance

Proton nuclear magnetic resonance (proton NMR, hydrogen-1 NMR, or 1H NMR) is the application of nuclear magnetic resonance in NMR spectroscopy with respect to hydrogen-1 nuclei within the molecules of a substance, in order to determine the structure of its molecules.

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Proton tunneling

Proton tunneling is a type of quantum tunneling involving the instantaneous disappearance of a proton in one site and the appearance of the same proton at an adjacent site separated by a potential barrier.

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Pure and Applied Chemistry

Pure and Applied Chemistry (abbreviated Pure Appl. Chem.) is the official journal for the International Union of Pure and Applied Chemistry (IUPAC).

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Repeat unit

A repeat unit or repeating unit is a part of a polymer whose repetition would produce the complete polymer chain (except for the end-groups) by linking the repeat units together successively along the chain, like the beads of a necklace.

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Rule of thumb

The English phrase rule of thumb refers to a principle with broad application that is not intended to be strictly accurate or reliable for every situation.

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Scalar field

In mathematics and physics, a scalar field associates a scalar value to every point in a space – possibly physical space.

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Science (journal)

Science, also widely referred to as Science Magazine, is the peer-reviewed academic journal of the American Association for the Advancement of Science (AAAS) and one of the world's top academic journals.

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Smart rubber

Smart rubber is a polymeric material that is able to "heal" when torn.

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Solubility is the property of a solid, liquid or gaseous chemical substance called solute to dissolve in a solid, liquid or gaseous solvent.

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Solvation shell

A solvation shell is the solvent interface of any chemical compound or biomolecule that constitutes the solute.

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Sorbitol, less commonly known as glucitol, is a sugar alcohol with a sweet taste which the human body metabolizes slowly.

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Stacking (chemistry)

In chemistry, pi stacking (also called π–π stacking) refers to attractive, noncovalent interactions between aromatic rings, since they contain pi bonds.

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Standard conditions for temperature and pressure

Standard conditions for temperature and pressure are standard sets of conditions for experimental measurements to be established to allow comparisons to be made between different sets of data.

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State of matter

In physics, a state of matter is one of the distinct forms in which matter can exist.

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Symmetric hydrogen bond

A symmetric hydrogen bond is a special type of hydrogen bond in which the proton is spaced exactly halfway between two identical atoms.

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Tetramethylammonium hydroxide

Tetramethylammonium hydroxide (TMAH or TMAOH) is a quaternary ammonium salt with the molecular formula N(CH3)4+ OH−.

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Three-center four-electron bond

The 3-center 4-electron (3c–4e−) bond is a model used to explain bonding in certain hypervalent molecules such as tetratomic and hexatomic interhalogen compounds, sulfur tetrafluoride, the xenon fluorides, and the bifluoride ion.

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Trehalose is a sugar consisting of two molecules of glucose.

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Valence (chemistry)

In chemistry, the valence or valency of an element is a measure of its combining power with other atoms when it forms chemical compounds or molecules.

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Van der Waals force

In molecular physics, the van der Waals forces, named after Dutch scientist Johannes Diderik van der Waals, are distance-dependent interactions between atoms or molecules.

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Water is a transparent, tasteless, odorless, and nearly colorless chemical substance that is the main constituent of Earth's streams, lakes, and oceans, and the fluids of most living organisms.

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Water dimer

The water dimer consists of two water molecules loosely bound by a hydrogen bond.

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Water model

In computational chemistry, a water model is used to simulate and thermodynamically calculate water clusters, liquid water, and aqueous solutions with explicit solvent.

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Wendell Mitchell Latimer

Wendell Mitchell Latimer (April 22, 1893 – July 6, 1955) was a prominent chemist notable for his description of oxidation states in his book "The Oxidation States of the Elements and Their Potentials in Aqueous Solution" (ASIN B000GRXLSA, first published 1938).

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Wool is the textile fiber obtained from sheep and other animals, including cashmere and mohair from goats, qiviut from muskoxen, angora from rabbits, and other types of wool from camelids.

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X-ray crystallography

X-ray crystallography is a technique used for determining the atomic and molecular structure of a crystal, in which the crystalline atoms cause a beam of incident X-rays to diffract into many specific directions.

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310 helix

A 310 helix is a type of secondary structure found in proteins and polypeptides.

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Bifurcated bonding, H bond, H-bond, H-bonding, H-bonds, Hydrogen Bond, Hydrogen Bond acceptor, Hydrogen Bonding, Hydrogen Bonds, Hydrogen bond acceptor, Hydrogen bond receiver, Hydrogen bonding, Hydrogen bonds, Hydrogen-bond, Hydrogen-bonded network, Hydrogen-bonding, Secondary hydrogen bond, Tertiary hydrogen bond.


[1] https://en.wikipedia.org/wiki/Hydrogen_bond

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