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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:9426 term browser browse the term
Definition:A monohydroxyflavone that is flavone substituted by a hydroxy group at position 4 and a methoxy group at position 7 respectively.
Synonyms:exact_synonym: 5-hydroxy-7-methoxy-2-phenyl-4H-1-benzopyran-4-one
 related_synonym: 5-hydroxy-7-methoxyflavone;   Formula=C16H12O4;   InChI=1S/C16H12O4/c1-19-11-7-12(17)16-13(18)9-14(20-15(16)8-11)10-5-3-2-4-6-10/h2-9,17H,1H3;   InChIKey=IRZVHDLBAYNPCT-UHFFFAOYSA-N;   SMILES=COc1cc(O)c2c(c1)oc(cc2=O)-c1ccccc1
 xref: CAS:520-28-5;   KEGG:C11621;   KNApSAcK:C00003795;   LIPID_MAPS_instance:LMPK12110190
 xref_mesh: MESH:C402729
 xref: PMID:23583435;   PMID:24727421;   PMID:25083589;   Reaxys:254083;   Wikipedia:Techtochrysin

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tectochrysin term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G Abcg2 ATP binding cassette subfamily G member 2 decreases activity ISO tectochrysin results in decreased activity of ABCG2 protein CTD PMID:15930306 NCBI chr 4:88,765,441...88,890,268
Ensembl chr 4:88,832,178...88,890,621
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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19787
    role 19734
      application 19393
        pharmaceutical 19275
          drug 19275
            antineoplastic agent 16985
              tectochrysin 1
Path 2
Term Annotations click to browse term
  CHEBI ontology 19787
    subatomic particle 19784
      composite particle 19784
        hadron 19784
          baryon 19784
            nucleon 19784
              atomic nucleus 19784
                atom 19784
                  main group element atom 19672
                    p-block element atom 19672
                      carbon group element atom 19574
                        carbon atom 19563
                          organic molecular entity 19563
                            organic molecule 19488
                              organic cyclic compound 19285
                                organic heterocyclic compound 18410
                                  oxacycle 17185
                                    benzopyran 10135
                                      1-benzopyran 9851
                                        flavonoid 6374
                                          flavones 4166
                                            methoxyflavone 416
                                              monomethoxyflavone 138
                                                tectochrysin 1
paths to the root


RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.