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OCS

CYSTEINESULFONIC ACID

OCS is found in 213 entries

OCS in polymers: 212 entries. Examples include: 4YPT 3LFY 3FGR

OCS as free ligands, exist in 1 entry. Example includes: 3LYI

Find related ligands: Stereoisomers Similar ligands Chemical Structure Search

View summary at Ligand Expo



Chemical Component Summary

NameCYSTEINESULFONIC ACID
Identifiers(2R)-2-azanyl-3-sulfo-propanoic acid
FormulaC3 H7 N O5 S
Molecular Weight169.16 g/mol
TypeL-PEPTIDE LINKING
Isomeric SMILESN[C@@H](CS(O)(=O)=O)C(O)=O
InChIInChI=1S/C3H7NO5S/c4-2(3(5)6)1-10(7,8)9/h2H,1,4H2,(H,5,6)(H,7,8,9)/t2-/m0/s1
InChIKeyXVOYSCVBGLVSOL-REOHCLBHSA-N

Chemical Details

Formal Charge0
Atom Count17
Chiral Atom Count1
Chiral AtomsCA
Bond Count16
Aromatic Bond Count0
Leaving AtomsOXT,OD2,HN2,HXT,HD2

Drug Info: DrugBank

DrugBank IDDB03661 Different stereochemistry
NameCysteinesulfonic Acid
Groupsexperimental
DescriptionBeta-Sulfoalanine. An amino acid with a C-terminal sulfonic acid group which has been isolated from human hair oxidized with permanganate. It occurs normally in the outer part of the sheep's fleece, where the wool is exposed to light and weather. [PubChem]
Drug Info/Drug Targets: DrugBank 3.0: a comprehensive resource for 'omics' research on drugs. Knox C, Law V, Jewison T, Liu P, Ly S, Frolkis A, Pon A, Banco K, Mak C, Neveu V, Djoumbou Y, Eisner R, Guo AC, Wishart DS. Nucleic Acids Res. 2011 Jan; 39 (Database issue):D1035-41. | PMID:21059682