OCS is found in 187 entries

OCS in polymers: 186 entries. Examples include: 1CS8, 1DEK, 1E6Y

OCS as free ligands, exist in 1 entries. Examples include 3LYI,

Find related ligands: Stereoisomers Similar ligands Chemical Structure Search

View summary at Ligand Expo

Chemical Component Summary

Identifiers 3-sulfo-L-alanine
(2R)-2-azanyl-3-sulfo-propanoic acid
Formula C3 H7 N O5 S
Molecular Weight 169.16 g/mol
Type L-peptide linking
Isomeric SMILES N[C@@H](CS(O)(=O)=O)C(O)=O
InChI InChI=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

Chemical Details

Formal Charge 0
Atom Count 17
Chiral Atom Count 1
Chiral Atoms CA
Bond Count 16
Aromatic Bond Count 0
Leaving Atoms OXT OD2 HN2 HXT HD2

Drug Info: DrugBank

DrugBank ID DB03661   (Stereoisomeric match)
Name Cysteinesulfonic Acid
Groups experimental
Description Beta-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]
Brand Names
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