The complete data for Cysteine
	General information Chemical formula: C3H7NO2S  Molecular mass: 121.16 g.mol-1 Systematic name: (2R)-2-amino-3-sulfanyl-propanoic acid Abbreviations: C, Cys Synonyms: 2-amino-3-mercaptopropanoic acid 2-amino-3-mercaptopropionic acid 2-amino-3-sulfanylpropanoic acid 3-mercaptoalanine AIDS{-}160777 CHEBI:15356 CHEMBANK2703 NSC 63864 NSC647530 NSC8746 Zystein
Database data
SMILES: SCC(N)C(=O)O InChI=1/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/f/h5H  CAS: [52-90-4] [1]  DrugBank: N/A  EINECS number: 200-158-2  PubChem: 5862
Physical properties
Structure Crystal data Spectral data UV-Vis IR NMR MS Phase behavior Solid properties Tm: 240 °C Liquid properties Gas properties
Hazard properties
MSDS N/A Main hazards: - N/A NFPA 704 Flash point - N/A R/S statement R: N/A S: N/A RTECS number: N/A
Chemical properties
XLogP: -2.988 pI: 5.07 pKa: 1.91; 8.14; 10.28 Tautomers: ? Hydrogen Bond: donor - 2;   acceptor - 3;
Pharmacological properties
OrganicBox_complete

Cysteine is a naturally occurring hydrophobic amino acid which has a thiol group and is found in most proteins, though only in small quantities. ... A chemical formula (also called molecular formula) is a concise way of expressing information about the atoms that constitute a particular chemical compound. ... General Name, Symbol, Number carbon, C, 6 Chemical series nonmetals Group, Period, Block 14, 2, p Appearance black (graphite) colorless (diamond) Atomic mass 12. ... General Name, Symbol, Number hydrogen, H, 1 Chemical series nonmetals Group, Period, Block 1, 1, s Appearance colorless Atomic mass 1. ... General Name, Symbol, Number nitrogen, N, 7 Chemical series nonmetals Group, Period, Block 15, 2, p Appearance colorless Atomic mass 14. ... General Name, Symbol, Number oxygen, O, 8 Chemical series Nonmetals, chalcogens Group, Period, Block 16, 2, p Appearance colorless Atomic mass 15. ... General Name, Symbol, Number sulfur, S, 16 Chemical series nonmetals Group, Period, Block 16, 3, p Appearance lemon yellow Atomic mass 32. ... The molecular mass (abbreviated MM) of a substance, called molecular weight and abbreviated as MW, is the mass of one molecule of that substance, relative to the unified atomic mass unit u (equal to 1/12 the mass of one atom of carbon-12). ... IUPAC nomenclature is a system of naming chemical compounds and of describing the science of chemistry in general. ... It has been suggested that Apocopation be merged into this article or section. ... Synonyms (in ancient Greek syn συν = plus and onoma όνομα = name) are different words with similar or identical meanings. ... The simplified molecular input line entry specification or SMILES is a specification for unambiguously describing the structure of chemical molecules using short ASCII strings. ... The IUPAC International Chemical Identifier (InChI), developed by IUPAC and NIST, is a digital equivalent of the IUPAC name for any particular covalent compound. ... CAS can mean: Anfa Airport in Casablanca (IATA location identifier) Calibrated airspeed, the airspeed shown by an airspeed indicator Casualty Actuarial Society Central Authentication Service, a single sign-on protocol Certified Annuity Specialist Changing Armour System, used by the Liger Zero and Berserk Führer, fictional mecha from the Zoids... DrugBank is a database available at the University of Alberta that provides information about thousands of products. ... The EINECS number (for European Inventory of Existing Chemical Substances) is a registry number given to each chemical substance commercially available in the European Union between 1 January 1971 and 18 September 1981. ... PubChem is a database of chemical molecules . ... Ultraviolet-visible spectroscopy or ultraviolet-visible spectrophotometry (UV/ VIS) involves the spectroscopy of photons and spectrophotometry. ... Image of a small dog taken in mid-infrared (thermal) light (false color) Infrared (IR) radiation is electromagnetic radiation of a wavelength longer than that of visible light, but shorter than that of microwave radiation. ... Nuclear Magnetic Resonance Spectroscopy most commonly known as NMR Spectroscopy is the name given to the technique which exploits the magnetic properties of nuclei. ... It has been suggested that Mass spectrum be merged into this article or section. ... The melting point of a solid is the temperature at which it changes state from solid to liquid. ... A material safety data sheet or MSDS is a form containing data regarding the properties of a particular substance. ... Worker safety and health is the prevention and reduction of the number of occupational safety and health hazards at the places of employment, providing safe and healthful working conditions. ... NFPA 704 is a standard maintained by the U.S. National Fire Protection Association. ... The flash point of a liquid is the lowest temperature at which it can form an ignitable mixture with air. ... Risk and Safety Statements, also known as R/S statements, R/S numbers, R/S phrases, and R/S sentences, is a system of hazard codes and phrases for labeling dangerous chemicals and compounds. ... R-phrases are defined in Annex III of European Union Directive 67/548/EEC: Nature of special risks attributed to dangerous substances and preparations. ... S-phrases are defined in Annex IV of European Union Directive 67/548/EEC: Safety advice concerning dangerous substances and preparations. ... RTECS, also known as Registry of Toxic Effects of Chemical Substances, is a database of toxicity information compiled from the open scientific literature that is available for charge. ... A partition coefficient is a measure of differential solubility of a compound in two solvents. ... The isoelectric point sucks (pI) is the pH at which a molecule carries no net electrical charge. ... In chemistry and biochemistry, acid dissociation constant, the acidity constant, or the acid-ionization constant (Ka) is a specific type of equilibrium constant that indicates the extent of dissociation of hydrogen ions from an acid(I.E how well it splits H+ Ions). ... In organic chemistry, a keto-enol tautomerism is an equilibrium between a ketone or aldehyde (the keto form) and an enol. ... Snapshot from a simulation of liquid water. ...

References

1. ^a  [52-90-4][1]

This article is maintained by WP:Chemicals (Talk)  WP:Drugs (Talk)  WP:Molecular and Cellular Biology (Talk)   Alanine is one of the 20 most common natural amino acids. ... Physical properties Hazard properties Flash point - N/A R/S statement R: N/A S: N/A RTECS number: N/A Chemical properties Pharmacological properties OrganicBox_complete References a  206-418-1 EINECS for D-alanine a  200-273-8 EINECS for L-alanine a  PubChem 602 a  PubChem 5950 This... Arginine (Arg) is an α-amino acid. ... Physical properties Hazard properties Flash point - N/A R/S statement R: N/A S: N/A RTECS number: N/A Chemical properties Pharmacological properties OrganicBox_complete References a  EINECS number 205-866-5 ((-)-D-arginine hydrate) a  EINECS number 200-811-1 (for L-arginine) a  CID 71070 from PubChem... Asparagine is one of the 20 most common natural amino acids on Earth. ... Physical properties Hazard properties Flash point - N/A R/S statement R: N/A S: N/A RTECS number: N/A Chemical properties Pharmacological properties OrganicBox_complete References a  CID 6267 from PubChem (L-asparagine) This article is maintained by WP:Chemicals (Talk)  WP:Drugs (Talk)  WP:Molecular and Cellular Biology... Aspartic acid, also known as aspartate, the name of its anion, is one of the 20 natural proteinogenic amino acids which are the building blocks of proteins. ... Physical properties Hazard properties Flash point - N/A R/S statement R: N/A S: N/A RTECS number: N/A Chemical properties Pharmacological properties OrganicBox_complete References a  CID 424 from PubChem — racemic a  CID 83887 from PubChem — (D-aspartic acid) a  CID 5960 from PubChem — (L-aspartic acid) a... Cysteine is a naturally occurring hydrophobic amino acid which has a thiol group and is found in most proteins, though only in small quantities. ... Glutamic acid (Glu), also referred to as glutamate (the anion) is one of the 20 proteinogenic amino acids. ... Glutamine is one of the 20 amino acids encoded by the standard genetic code. ... Glycine (Gly, G) is a nonpolar amino acid. ... Histidine is one of the 20 most common natural amino acids, coded for in DNA. Nutritionally, in humans, histidine is considered an essential amino acid, but mostly only in children. ... Isoleucine is one of the 20 natural amino acids, and is coded for in DNA. Its chemical composition is identical to that of leucine, but the arrangement of its atoms is slightly different, resulting in different properties. ... Leucine is one of the 20 most common amino acids and coded for by DNA. It is isomeric with isoleucine. ... Lysine is one of the 20 amino acids normally found in proteins. ... Methionine (Met, M. C5H11NO2S) is an essential nonpolar amino acid, and a lipotropic. ... Phe redirects here. ... L-Proline is one of the twenty proteinogenic units which are used in living organisms as the building blocks of proteins. ... Serine is one of the 20 natural amino acids. ... Threonine is one of the 20 natural amino acids. ... Tryptophan is an amino acid and essential in human nutrition. ... Tyrosine (from the Greek tyros, meaning cheese, as it was first discovered in cheese), 4-hydroxyphenylalanine, or 2-amino-3(4-hydroxyphenyl)-propanoic acid, is one of the 20 amino acids that are used by cells to synthesize proteins. ... Valine is one of the 20 natural amino acids, and is coded for in DNA. Nutritionally, valine is also an essential amino acid. ... An essential amino acid for an organism is an amino acid that cannot be synthesized by the organism from other available resources, and therefore must be supplied as part of its diet. ... A representation of the 3D structure of myoglobin, showing coloured alpha helices. ... Peptides (from the Greek πεπτος, digestible), are the family of short molecules formed from the linking, in a defined order, of various α-amino acids. ... RNA codons. ...