CYS

CYSTEINE

Created: 1999-07-08
Last modified:  2024-09-27

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Chemical Details

Formal Charge0
Atom Count14
Chiral Atom Count1
Bond Count13
Aromatic Bond Count0
2D diagram of CYS
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Chemical Component Summary

NameCYSTEINE
Systematic Name (OpenEye OEToolkits)(2R)-2-amino-3-sulfanyl-propanoic acid
FormulaC3 H7 N O2 S
Molecular Weight121.158
TypeL-PEPTIDE LINKING

Chemical Descriptors

TypeProgram Version Descriptor
SMILESACDLabs10.04O=C(O)C(N)CS
SMILESCACTVS3.341N[CH](CS)C(O)=O
SMILESOpenEye OEToolkits1.5.0C(C(C(=O)O)N)S
Canonical SMILESCACTVS3.341 N[C@@H](CS)C(O)=O
Canonical SMILESOpenEye OEToolkits1.5.0 C([C@@H](C(=O)O)N)S
InChIInChI1.03 InChI=1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1
InChIKeyInChI1.03 XUJNEKJLAYXESH-REOHCLBHSA-N

Drug Info: DrugBank

DrugBank IDDB00151 
NameCysteine
Groups
  • nutraceutical
  • approved
DescriptionA thiol-containing non-essential amino acid that is oxidized to form cystine.
Synonyms
  • L-Zystein
  • (2R)-2-amino-3-sulfanylpropanoic acid
  • L-Cys
  • (2R)-2-amino-3-mercaptopropanoic acid
  • L-cysteine
Brand Names
  • NephrAmine
  • HepatAmine
  • Primene 10%-liq IV
  • Hepatasol
  • Premasol - sulfite-free (Amino Acid)
IndicationFor the prevention of liver damage and kidney damage associated with overdoses of acetaminophen
Categories
  • Amino Acids
  • Amino Acids, Neutral
  • Amino Acids, Peptides, and Proteins
  • Amino Acids, Sulfur
  • Caloric Agents
CAS number52-90-4

Drug Targets

NameTarget SequencePharmacological ActionActions
Glutamate--cysteine ligase regulatory subunitMGTDSRAAKALLARARTLHLQTGNLLNWGRLRKKCPSTHSEELHDCIQKT...unknown
Glutamate--cysteine ligase catalytic subunitMGLLSQGSPLSWEETKRHADHVRRHGILQFLHIYHAVKDRHKDVLKWGDE...unknown
Aspartate aminotransferase, cytoplasmicMAPPSVFAEVPQAQPVLVFKLTADFREDPDPRKVNLGVGAYRTDDCHPWV...unknownsubstrate
Aspartate aminotransferase, mitochondrialMALLHSGRVLPGIAAAFHPGLAAAASARASSWWTHVEMGPPDPILGVTEA...unknownsubstrate
Cystathionine gamma-lyaseMQEKDASSQGFLPHFQHFATQAIHVGQDPEQWTSRAVVPPISLSTTFKQG...unknown
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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

Related Resource References

Resource NameReference
PubChem 6419722, 5862
ChEMBL CHEMBL863
ChEBI CHEBI:35235, CHEBI:17561
CCDC/CSD CYSCLM11, EMUFID, LOCJET09, AHIMEL, EMUFEZ, BOWKOO07, LOCJET08, BOWKOO05, LOCJET01, BOWKOO06, LOCJET07, LOCJET05, BOWKOO03, LOCJET06, LOCLOF, LOCJET04, LOCJET03, BOWKOO08, HUWNUL, BOWKOO, BOWKOO01, LOCJET02, HIDGOQ, BOWKOO04, BOWKOO02, LOCLOF01, HUWNOF, LOCJET, FOZZIG, BOQCUF02, BOQCUF05, BOQCUF04, BOQCUF03, BOQCUF01, EMOJAT, BOQCUF06, BOQCUF07, BOQCUF08, BOQCUF09, BOQCUF10