L-Zystein

[1. Abbreviation or symbol for large calorie; carbon; cathodal; cathode; cervical vertebra (C1–C7); closure (of an electrical circuit); congius (gallon); contraction; coulomb; curie; cylinder; cylindric lens; cytidine; cysteine; cytosine; component of complement (C1–C9); third substrate in a multisubstrate enzyme-catalyzed reaction.2. When followed by subscript letters, Cin, indicates renal clearance of a substance (inulin). When followed by subscript numbers, C19, indicates the number of carbon atoms in a molecule, 19.

Molecular Formula: C₃H₇NO₂S

InChI: InChI=1/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1/f/h5H

InChIKey: InChIKey=XUJNEKJLAYXESH-SNQCPAJUDK
SMILES: N[C@@H](CS)C(O)=O

CAS number 52-90-4

Names:
    Cys
    C
    Cys
    CYSTEINE
    FREE CYSTEINE
    L-Cysteine
    L-Cystein
    L-cysteine
    L-Cysteine
    L-cysteine
    L-Zystein
    L-2-Amino-3-mercaptopropionic acid
    (R)-2-amino-3-mercaptopropanoic acid
    (2R)-2-amino-3-mercaptopropanoic acid
    (2R)-2-amino-3-sulfanylpropanoic acid
    (2S)-2-amino-3-sulfanyl-propanoic acid

Registries:
    PubChem CID 5862
    Beilstein =1721408
    CAS 52-90-4 (from NIST)
    ChEBI 17561
    chemPDB CYS
    chemPDB FCY
    Gmelin 49991
    Kegg C00097
    PubChem ID 11538519
    PubChem ID 3397