PDB Chemical Component TPQ

Ideal Model

Chemical Description

Name 5-(2-CARBOXY-2-AMINOETHYL)-2-HYDROXY-1,4-BENZOQUINONE
Synonyms 5-(2-CARBOXY-2-AMINOETHYL)-4-HYDROXY-1,2-BENZOQUINONE; 2,4,5-TRIHYDROXYPHENYLALANINE QUINONE; TOPA QUINONE
Formula C9 H9 N O5
Formal charge 0
Molecular weight 211.171 g/mol
Component type L-PEPTIDE LINKING
Nonstandard Parent Id TYR

Chemical features

Atom count 24
Chiral atom count 1
Chiral atoms CA
Observed leaving atoms OXT H2 HXT
Bond count 24
Aromatic bond count 0

Chemical Identifiers

Systematic name (ACDLabs) 3-(4-hydroxy-3,6-dioxocyclohexa-1,4-dien-1-yl)-L-alanine
Systematic name (OpenEye OEToolkits) (2S)-2-amino-3-(4-hydroxy-3,6-dioxo-1-cyclohexa-1,4-dienyl)propanoic acid

Chemical Descriptors

Stereo SMILES (CACTVS) N[C@@H](CC1=CC(=O)C(=CC1=O)O)C(O)=O
SMILES (CACTVS) N[CH](CC1=CC(=O)C(=CC1=O)O)C(O)=O
Stereo SMILES (OpenEye) C1=C(C(=O)C=C(C1=O)O)C[C@@H](C(=O)O)N
InChI descriptor InChI=1S/C9H9NO5/c10-5(9(14)15)1-4-2-7(12)8(13)3-6(4)11/h2-3,5,13H,1,10H2,(H,14,15)/t5-/m0/s1
InChIKey descriptor AGMJSPIGDFKRRO-YFKPBYRVSA-N

Status Information

Last modified 2023-11-03
Created 1999-07-08
Release status REL
Model PDB code 1RJO
Processing site EBI