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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:143514 term browser browse the term
Definition:An N-acyl-amino acid resulting from the formal condensation of the carboxy group of arachidonic acid with the amino group of L-serine. It is an endocannabinoid-like lipid isolated from bovine brains.
Synonyms:exact_synonym: N-[(5Z,8Z,11Z,14Z)-icosa-5,8,11,14-tetraenoyl]-L-serine
 related_synonym: (2S)-3-hydroxy-2-[(5Z,8Z,11Z,14Z)-icosa-5,8,11,14-tetraenamido]propanoic acid;   (2S)-3-hydroxy-2-[(5Z,8Z,11Z,14Z)-icosa-5,8,11,14-tetraenoylamino]propanoic acid;   ARA-S;   C20:4(5Z,8Z,11Z,14Z)-L-Ser;   Formula=C23H37NO4;   InChI=1S/C23H37NO4/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-22(26)24-21(20-25)23(27)28/h6-7,9-10,12-13,15-16,21,25H,2-5,8,11,14,17-20H2,1H3,(H,24,26)(H,27,28)/b7-6-,10-9-,13-12-,16-15-/t21-/m0/s1;   InChIKey=FQUVPTVNRMUOPO-UPQKDGGNSA-N;   N-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-L-serine;   N-(5Z,8Z,11Z,14Z-icosatetraenoyl)-L-serine;   N-[(5Z,8Z,11Z,14Z)-1-Oxo-5,8,11,14-icosatetraenyl]-L-serine;   SMILES=C(CCC)C/C=C\\C/C=C\\C/C=C\\C/C=C\\CCCC(N[C@H](C(=O)O)CO)=O
 xref: CAS:187224-29-9;   LIPID_MAPS_instance:LMFA08020073;   PMID:16467152;   PMID:18234973;   PMID:18923087;   PMID:20649562;   PMID:20649563;   PMID:21505478;   PMID:23695434;   PMID:28955964
 cyclic_relationship: is_conjugate_acid_of CHEBI:149697

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Path 1
Term Annotations click to browse term
  CHEBI ontology 19816
    role 19764
      biological role 19764
        pharmacological role 18825
          agonist 18223
            cannabinoid receptor agonist 338
              N-arachidonoyl-L-serine 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19816
    subatomic particle 19814
      composite particle 19814
        hadron 19814
          baryon 19814
            nucleon 19814
              atomic nucleus 19814
                atom 19814
                  main group element atom 19702
                    p-block element atom 19702
                      carbon group element atom 19608
                        carbon atom 19597
                          organic molecular entity 19597
                            organic group 18537
                              organic divalent group 18530
                                organodiyl group 18530
                                  carbonyl group 18436
                                    carbonyl compound 18436
                                      carboxylic acid 18114
                                        carboacyl group 17372
                                          univalent carboacyl group 17372
                                            carbamoyl group 17158
                                              carboxamide 17158
                                                N-acyl-amino acid 10029
                                                  N-acyl-L-amino acid 1914
                                                    N-acyl-L-alpha-amino acid 44
                                                      N-(fatty acyl)-L-alpha-amino acid 0
                                                        N-arachidonoyl-L-serine 0
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