D-Tryptophan

DB03225ExperimentalSmall molecule

Tryptophan is one of the 20 standard amino acids, as well as an essential amino acid in the human diet. It is encoded in the standard genetic code as the... The D-stereoisomer is occasionally found in naturally produced peptides (for example, the marine venom peptide contryphan).

Chemical structure of D-Tryptophan
Formula / weight
C11H12N2O2 · 204.2252 g/mol (avg)
Also known as
(R)-tryptophan
Code names
NSC-97942

Resolves to

Structure
InChIKeyQIVBCDIJIAJPQS-SECBINFHSA-NSMILESN[C@H](CC1=CNC2=CC=CC=C12)C(O)=O
Transporters

What you can answer from here — as of September 12, 2026

2Protein targetsEach mapped to UniProt, with action and pharmacological action
Listed above
1TransporterSubstrate / inhibitor direction, not just membership
Listed above
3+ReferencesStructured and connected to the statements they support
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