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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:16540 term browser browse the term
Definition:A monohydroxypyridine that is pyridine substituted by a hydroxy group at position 2.
Synonyms:related_synonym: 2-Hydroxypyridine;   2-Pyridinol;   2-Pyridone;   Formula=C5H5NO;   InChI=1S/C5H5NO/c7-5-3-1-2-4-6-5/h1-4H,(H,6,7);   InChIKey=UBQKCCHYAOITMY-UHFFFAOYSA-N;   SMILES=Oc1ccccn1
 alt_id: CHEBI:11601;   CHEBI:1172;   CHEBI:19658
 xref: CAS:142-08-5;   HMDB:HMDB0013751;   KEGG:C02502;   KNApSAcK:C00007405
 xref_mesh: MESH:C017679
 xref: PMID:10952545;   Reaxys:105786

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pyridin-2-ol term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G Cyp1a1 cytochrome P450, family 1, subfamily a, polypeptide 1 increases activity
increases expression
ISO 2-hydroxypyridine results in increased activity of CYP1A1 protein
2-hydroxypyridine results in increased expression of CYP1A1 mRNA
CTD PMID:11849738, PMID:12147272 NCBI chr 8:62,472,087...62,478,122
Ensembl chr 8:62,472,095...62,478,147
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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19787
    role 19734
      biological role 19734
        biochemical role 19282
          metabolite 19263
            eukaryotic metabolite 18908
              plant metabolite 17360
                pyridin-2-ol 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
                                  organic heteromonocyclic compound 16445
                                    pyridines 8381
                                      hydroxypyridine 64
                                        monohydroxypyridine 49
                                          pyridin-2-ol 1
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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.