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CHEBI ONTOLOGY - ANNOTATIONS

The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/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:vitamin A
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Accession:CHEBI:12777 term browser browse the term
Definition:Any member of a group of fat-soluble retinoids produced via metabolism of provitamin A carotenoids that exhibit biological activity against vitamin A deficiency. Vitamin A is involved in immune function, vision, reproduction, and cellular communication.
Synonyms:related_synonym: vitamin A vitamer;   vitamin A vitamers;   vitamins A
 xref: MetaCyc:Vitamin-A;   Wikipedia:Vitamin_A



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Your selection has 7478 annotated objects. The maximum number of objects that can be shown is 2000. The list is too large to display.

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  • Term paths to the root
    Path 1
    Term Annotations click to browse term
      CHEBI ontology 20059
        role 20009
          biological role 20008
            biochemical role 19630
              metabolite 19611
                vitamin A 7478
                  all-trans-3,4-didehydroretinoic acid 0
                  all-trans-3,4-didehydroretinol + 0
                  all-trans-retinal + 33
                  all-trans-retinoic acid + 7425
                  all-trans-retinol + 286
                  all-trans-retinyl ester + 10
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 20059
        subatomic particle 20056
          composite particle 20056
            hadron 20056
              baryon 20056
                nucleon 20056
                  atomic nucleus 20056
                    atom 20056
                      main group element atom 19956
                        main group molecular entity 19956
                          s-block molecular entity 19744
                            hydrogen molecular entity 19736
                              hydrides 19102
                                organic hydride 18616
                                  organic fundamental parent 18616
                                    hydrocarbon 18367
                                      terpene 12740
                                        diterpene 11528
                                          diterpenoid 11528
                                            retinoid 7881
                                              vitamin A 7478
                                                all-trans-3,4-didehydroretinoic acid 0
                                                all-trans-3,4-didehydroretinol + 0
                                                all-trans-retinal + 33
                                                all-trans-retinoic acid + 7425
                                                all-trans-retinol + 286
                                                all-trans-retinyl ester + 10
    paths to the root