Chemical Component Summary

NameCYSTEINESULFONIC ACID
Identifiers(2R)-2-azanyl-3-sulfo-propanoic acid
FormulaC3 H7 N O5 S
Molecular Weight169.16
TypeL-PEPTIDE LINKING
Isomeric SMILESN[C@@H](C[S](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
Bond Count16
Aromatic Bond Count0

Drug Info: DrugBank

DrugBank IDDB03661 
NameL-cysteic acid
Groupsexperimental
DescriptionL-cysteic acid is a beta-sulfoalanine. It is 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.
Synonyms
  • 3-sulfo-L-alanine
  • Cysteinesulfonic acid
  • 2-Amino-3-sulfopropionic acid
  • Cysteric acid
  • 3-Sulfoalanine
CAS number498-40-8

Drug Targets

NameTarget SequencePharmacological ActionActions
Beta-lactamase class B VIM-2MFKLLSKLLVYLTASIMAIASPLAFSVDSSGEYPTVSEIPVGEVRLYQIA...unknown
Ribose 5-phosphate isomerase BMKIAIASDHAAFELKEKVKNYLLGKGIEVEDHGTYSEESVDYPDYAKKVV...unknown
Cathepsin L1MNPTLILAAFCLGIASATLTFDHSLEAQWTKWKAMHNRLYGMNEEGWRRA...unknown
Methylaspartate ammonia-lyaseMKIVDVLCTPGLTGFYFDDQRAIKKGAGHDGFTYTGSTVTEGFTQVRQKG...unknown
1-cys peroxiredoxinMRMRRTILIFTVILIPLTFCFKNALIKHSINIVSKRGNSKNRFSQKVYES...unknown
View More
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