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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:132478 term browser browse the term
Definition:A phosphosphingolipid consisting of sphinganine having a phosphocholine group attached to its primary hydroxyl group.
Synonyms:exact_synonym: (2S,3R)-2-amino-3-hydroxyoctadecyl 2-(trimethylazaniumyl)ethyl phosphate
 related_synonym: Formula=C23H51N2O5P;   InChI=1S/C23H51N2O5P/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-23(26)22(24)21-30-31(27,28)29-20-19-25(2,3)4/h22-23,26H,5-21,24H2,1-4H3/t22-,23+/m0/s1;   InChIKey=GSEOJHIBPQRSNH-XZOQPEGZSA-N;   LysoSM(d18:0);   SM(d18:0/0:0);   SMILES=O=P(OCC[N+](C)(C)C)(OC[C@H](N)[C@@H](CCCCCCCCCCCCCCC)O)[O-];   dihydrosphingosine-1-phosphocholine;   dihydrosphingosylphosphorylcholine
 xref: LIPID_MAPS_instance:LMSP01060002;   PMID:26364855;   Reaxys:9819448

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  CHEBI ontology 392
    role 392
      biological role 392
        biochemical role 352
          metabolite 346
            marine metabolite 47
              sphinganine-1-phosphocholine 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 392
    subatomic particle 392
      composite particle 392
        hadron 392
          baryon 392
            nucleon 392
              atomic nucleus 392
                atom 392
                  main group element atom 385
                    p-block element atom 385
                      chalcogen 343
                        oxygen atom 341
                          oxygen molecular entity 341
                            hydroxides 316
                              oxoacid 281
                                pnictogen oxoacid 14
                                  phosphorus oxoacid 9
                                    phosphoric acids 9
                                      phosphoric acid 9
                                        phosphoric acid derivative 8
                                          phosphate 8
                                            organic phosphate 8
                                              phospholipid 2
                                                phosphosphingolipid 0
                                                  sphinganine-1-phosphocholine 0
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