Metabolomics Structure Database

MDLMOL SDF CSV TSV

MW REGNO:	37127
Common Name:	L-Cystine
Systematic Name:	(2R)-2-amino-3-{[(2R)-2-amino-2-carboxyethyl]disulfanyl}propanoic acid
RefMet Name:	Cystine
Synonyms:	[PubChem Synonyms]
Exact Mass:	240.0238 (neutral)    Calculate m/z: (Choose adduct) [M+H]+ [M+H-H2O]+ [M.]+ [M+2H]2+ [M+3H]3+ [M+4H]4+ [M+K]+ [M+2K]2+ [M-H+2K]+ [M+Na]+ [M+2Na]2+ [M-H+2Na]+ [M+Li]+ [M+2Li]2+ [M+NH4]+ [M-H]- [M-2H]2- [M-3H]3- [M-4H]4- [M+Cl]- [M+OAc]- [M+HCOO]- M(neutral)
Formula:	C6H12N2O4S2
InChIKey:	LEVWYRKDKASIDU-IMJSIDKUSA-N
ClassyFire superclass:	Organic acids and derivatives [C0000264]
ClassyFire class:	Carboxylic acids and derivatives [C0000265]
ClassyFire subclass:	Amino acids, peptides, and analogues [C0000013]
ClassyFire direct parent:	L-cysteine-S-conjugates [C0004555]
Massbank MS spectra:	View MS spectra
NP-MRD NMR spectra:	View NMR spectra
SMILES:	C([C@@H](C(=O)O)N)SSC[C@@H](C(=O)O)N
Studies:	Available studies (via RefMet name)

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All Database Links Calculated Properties Human Pathways

External database links:

PubChem CID:	67678
CHEBI ID:	16283
HMDB ID:	HMDB0000192
KEGG ID:	C00491
Chemspider ID:	60997
METLIN ID:	5207
BMRB ID:	bmse000035
MetaCyc ID:	CYSTINE
NP-MRD ID(NMR):	NP0001012
EPA CompTox DB:	DTXCID60210087
Plant Metabolite Hub(Pmhub):	MS000000399

References

LIPID MAPS classification: "Update of the LIPID MAPS comprehensive classification system for lipids", Fahy E, Subramaniam S, Murphy RC, Nishijima M, Raetz CR, Shimizu T, Spener F, van Meer G, Wakelam MJ, and Dennis EA, J. Lipid Res. (2009) 50: S9-S14. DOI: 10.1194/jlr.R800095-JLR200
ClassyFire classification: "ClassyFire: automated chemical classification with a comprehensive, computable taxonomy", Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS, J. Cheminformatics (2016) 8:61. DOI: 10.1186/s13321-016-0174-y