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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:141437 term browser browse the term
Definition:A dipeptide obtained by formal condensation of the carboxy group of L-histidine with the amino group of L-isoleucine.
Synonyms:exact_synonym: L-histidyl-L-isoleucine
 related_synonym: (2S,3S)-2-{[(2S)-2-amino-3-(1H-imidazol-4-yl)propanoyl]amino}-3-methylpentanoic acid;   Formula=C12H20N4O3;   H-I;   H-I dipeptide;   HI;   HI dipeptide;   InChI=1S/C12H20N4O3/c1-3-7(2)10(12(18)19)16-11(17)9(13)4-8-5-14-6-15-8/h5-7,9-10H,3-4,13H2,1-2H3,(H,14,15)(H,16,17)(H,18,19)/t7-,9-,10-/m0/s1;   InChIKey=IDXZDKMBEXLFMB-HGNGGELXSA-N;   L-histidinyl-L-isoleucine;   SMILES=C(=O)([C@@H](N)CC=1N=CNC1)N[C@H](C(=O)O)[C@@H](C)CC;   histidine isoleucine dipeptide;   histidylisoleucine
 xref: HMDB:HMDB0028888

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Path 1
Term Annotations click to browse term
  CHEBI ontology 19770
    role 19718
      biological role 19717
        biochemical role 19222
          metabolite 19199
            histidine 1
              L-histidine 1
                His-Ile 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19770
    subatomic particle 19768
      composite particle 19768
        hadron 19768
          baryon 19768
            nucleon 19768
              atomic nucleus 19768
                atom 19768
                  main group element atom 19655
                    p-block element atom 19655
                      carbon group element atom 19550
                        carbon atom 19539
                          organic molecular entity 19539
                            organic group 18488
                              organic divalent group 18481
                                organodiyl group 18481
                                  carbonyl group 18384
                                    carbonyl compound 18384
                                      carboxylic acid 18054
                                        carboacyl group 17334
                                          univalent carboacyl group 17334
                                            carbamoyl group 17118
                                              carboxamide 17118
                                                peptide 9368
                                                  oligopeptide 1189
                                                    dipeptide 370
                                                      His-Ile 0
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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.