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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.

Term:20-hydroxyprostaglandin E1
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Accession:CHEBI:137526 term browser browse the term
Definition:A prostaglandin E derivative that is prostaglandin E1 in which one of the methyl hydrogens at position 20 has been replaced by a hydroxy group.
Synonyms:exact_synonym: (13E,15S)-11alpha,15,20-trihydroxy-9-oxoprost-13-en-1-oic acid
 related_synonym: (11alpha,13E,15S)-11,15,20-trihydroxy-9-oxoprost-13-en-1-oic acid;   20-OH-PGE1;   20-hydroxy-PGE1;   20-hydroxy-prostaglandin E1;   Formula=C20H34O6;   InChI=1S/C20H34O6/c21-13-7-3-4-8-15(22)11-12-17-16(18(23)14-19(17)24)9-5-1-2-6-10-20(25)26/h11-12,15-17,19,21-22,24H,1-10,13-14H2,(H,25,26)/b12-11+/t15-,16+,17+,19+/m0/s1;   InChIKey=LDUBDFDZFOQXGF-HTGUDJHRSA-N;   SMILES=[C@H]1([C@H]([C@H](O)CC1=O)/C=C/[C@H](CCCCCO)O)CCCCCCC(O)=O
 xref: CAS:57930-99-1;   PMID:11370662;   PMID:3087990;   PMID:3196735;   PMID:3244833;   PMID:3479770;   Reaxys:2892253
 cyclic_relationship: is_conjugate_acid_of CHEBI:136661

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  CHEBI ontology 19762
    role 19708
      application 19396
        pharmaceutical 19294
          drug 19294
            cardiovascular drug 7669
              vasodilator agent 5807
                prostaglandin E1 19
                  20-hydroxyprostaglandin E1 0
Path 2
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  CHEBI ontology 19762
    subatomic particle 19760
      composite particle 19760
        hadron 19760
          baryon 19760
            nucleon 19760
              atomic nucleus 19760
                atom 19760
                  main group element atom 19651
                    p-block element atom 19651
                      carbon group element atom 19570
                        carbon atom 19560
                          organic molecular entity 19560
                            organic group 18611
                              organic divalent group 18602
                                organodiyl group 18602
                                  carbonyl group 18519
                                    carbonyl compound 18519
                                      carboxylic acid 18195
                                        monocarboxylic acid 17594
                                          fatty acid 16001
                                            fatty acid derivative 1039
                                              icosanoid 456
                                                prostanoid 397
                                                  prostaglandin 392
                                                    prostaglandins E 233
                                                      prostaglandin E1 19
                                                        20-hydroxyprostaglandin E1 0
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