oxidized L-cysteine

Cystine A covalently linked dimeric nonessential amino acid formed by the oxidation of CYSTEINE. Two molecules of cysteine are joined together by a disulfide bridge to form cystine.

Molecular Formula: C₆H₁₂N₂O₄S₂

InChI: InChI=1/C6H12N2O4S2/c7-3(5(9)10)1-13-14-2-4(8)6(11)12/h3-4H,1-2,7-8H2,(H,9,10)(H,11,12)/t3-,4-/m0/s1/f/h9,11H

InChIKey: InChIKey=LEVWYRKDKASIDU-JYGOYGMTDR
SMILES: N[C@@H](CSSC[C@H](N)C(O)=O)C(O)=O

CAS number 56-89-3

Names:
    bis(β-amino-β-carboxyethyl) disulfide
    cystine
    L-alpha-Diamino-beta-dithiolactic acid
    L-cystine
    L-Cystine
    L-cystine
    L-Cystine
    L-cystine
    L-Dicysteine
    oxidized L-cysteine
    β,β'-diamino-β,β'-dicarboxydiethyl disulfide
    β,β'-dithiodialanine
    (R,R)-3,3'-dithiobis(2-aminopropanoic acid)
    (R-(R*,R*))-3,3'-Dithiobis(2-aminopropanoic acid)
    (2S)-2-amino-3-[(2S)-2-amino-2-carboxy-ethyl]disulfanyl-propanoic acid
    3,3'-Dithiobis-L-alanine

Registries:
    PubChem CID 67678
    Beilstein =1728094
    CAS 56-89-3 (from NIST)
    ChEBI 16283
    Gmelin 397179
    Kegg C00491
    PubChem ID 10527686
    PubChem ID 3774