Molecule: L-dopa zwitterion

An amino acid zwitterion obtained from the transfer of a proton from the carboxy group to the amino group of L-dopa. Major microspecies at pH 7.3.
Synonyms for L-dopa zwitterion :
(2S)-2-ammonio-3-(3,4-dihydroxyphenyl)propanoate
L-dopa
Molecular Formula: C9H11NO4
Molecular wt: 197.18790 g/mole
Charge: 0
SMILES: [NH3+][C@@H](Cc1ccc(O)c(O)c1)C([O-])=O
InChIKey: WTDRDQBEARUVNC-LURJTMIESA-N
InChI=1S/C9H11NO4/c10-6(9(13)14)3-5-1-2-7(11)8(12)4-5/h1-2,4,6,11-12H,3,10H2,(H,13,14)/t6-/m0/s1
CHEBI:57504
Sample reactions for this molecule:
Tyrosine is hydroxylated to dopa
Dopa is decarboxylated to dopamine
Dopa is oxidized to dopaquinone by TYR
CD isomers transform to BT, BTCA, BZ, ODHBT
DHI and DHICA polymerize forming eumelanin
Leucodopachrome, L-Dopaquinone transform to Dopachrome, L-Dopa
GPR143 binds L-Dopa