CHEBI:57912 - L-tryptophan zwitterion

Main ChEBI Ontology Automatic Xrefs Reactions Pathways Models
ChEBI Name L-tryptophan zwitterion
ChEBI ASCII Name L-tryptophan zwitterion
Definition An L-α-amino acid zwitterion obtained by transfer of a proton from the carboxy to the amino group of L-tryptophan; major species at pH 7.3.
Stars This entity has been manually annotated by the ChEBI Team.
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Formula C11H12N2O2
Net Charge 0
Average Mass 204.22520
Monoisotopic Mass 204.08988
InChI InChI=1S/C11H12N2O2/c12-9(11(14)15)5-7-6-13-10-4-2-1-3-8(7)10/h1-4,6,9,13H,5,12H2,(H,14,15)/t9-/m0/s1
SMILES [NH3+][C@@H](Cc1c[nH]c2ccccc12)C([O-])=O
ChEBI Ontology
Outgoing L-tryptophan zwitterion (CHEBI:57912) is a L-α-amino acid zwitterion (CHEBI:59869)
L-tryptophan zwitterion (CHEBI:57912) is a tryptophan zwitterion (CHEBI:64554)
L-tryptophan zwitterion (CHEBI:57912) is tautomer of L-tryptophan (CHEBI:16828)
Incoming L-tryptophan (CHEBI:16828) is tautomer of L-tryptophan zwitterion (CHEBI:57912)
Synonyms Sources
(2S)-2-ammonio-3-(1H-indol-3-yl)propanoate IUPAC
L-tryptophan UniProt
tryptophan ChEBI
Manual Xref Database
TRP MetaCyc
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Registry Number Type Source
1896155 Gmelin Registry Number Gmelin
Last Modified
13 March 2017