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The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at The data is made available under the Creative Commons License (CC BY 3.0, For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.

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Accession:CHEBI:74690 term browser browse the term
Definition:An optically active form of 2-hydroxytryptophan having L-configuration.
Synonyms:exact_synonym: (2S)-2-amino-3-(2-hydroxy-1H-indol-3-yl)propanoic acid
 related_synonym: Formula=C11H12N2O3;   InChI=1S/C11H12N2O3/c12-8(11(15)16)5-7-6-3-1-2-4-9(6)13-10(7)14/h1-4,8,13-14H,5,12H2,(H,15,16)/t8-/m0/s1;   InChIKey=VAUYGGXCASQWHK-QMMMGPOBSA-N;   SMILES=N[C@@H](Cc1c(O)[nH]c2ccccc12)C(O)=O
 xref: Reaxys:8149893

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Path 1
Term Annotations click to browse term
  CHEBI ontology 19801
    role 19747
      application 19395
        pharmaceutical 19266
          drug 19266
            nutraceutical 12619
              L-tryptophan 7
                L-tryptophan derivative 3
                  2-hydroxy-L-tryptophan 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19801
    subatomic particle 19797
      composite particle 19797
        hadron 19797
          baryon 19797
            nucleon 19797
              atomic nucleus 19797
                atom 19797
                  main group element atom 19684
                    p-block element atom 19684
                      carbon group element atom 19583
                        carbon atom 19572
                          organic molecular entity 19572
                            organic group 18520
                              organic divalent group 18513
                                organodiyl group 18513
                                  carbonyl group 18415
                                    carbonyl compound 18415
                                      carboxylic acid 18087
                                        amino acid 14081
                                          alpha-amino acid 11544
                                            L-alpha-amino acid 11378
                                              erythrose 4-phosphate/phosphoenolpyruvate family amino acid 2228
                                                L-tryptophan 7
                                                  L-tryptophan derivative 3
                                                    2-hydroxy-L-tryptophan 0
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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.