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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:139522 term browser browse the term
Definition:An inositol phosphoceramide obtained by formal condensation of the carboxy group of 2-hydroxyhexacosanoic acid with the amino group of phytosphingosine-1-phospho-(1D-myo-inositol).
Synonyms:exact_synonym: (2S,3S,4S)-2-[(2-hydroxyhexacosanoyl)amino]-3,4-dihydroxyoctadecyl (1S,2R,3R,4S,5S,6R)-2,3,4,5,6-pentahydroxycyclohexyl hydrogen phosphate
 related_synonym: Formula=C50H100NO13P;   IPC t18:0/26:0(2OH);   InChI=1S/C50H100NO13P/c1-3-5-7-9-11-13-15-17-18-19-20-21-22-23-24-25-26-28-30-32-34-36-38-42(53)50(60)51-40(39-63-65(61,62)64-49-47(58)45(56)44(55)46(57)48(49)59)43(54)41(52)37-35-33-31-29-27-16-14-12-10-8-6-4-2/h40-49,52-59H,3-39H2,1-2H3,(H,51,60)(H,61,62)/t40-,41+,42?,43-,44-,45-,46+,47+,48+,49-/m0/s1;   InChIKey=PMXMKGYRVPAIJJ-XBBDMFFLSA-N;   Ins-1-PCer(t18:0/2-OH-26:0);   SMILES=C(CCCCCCCC[C@H]([C@H]([C@H](COP(O[C@H]1[C@@H]([C@H]([C@@H]([C@H]([C@H]1O)O)O)O)O)(=O)O)NC(=O)C(CCCCCCCCCCCCCCCCCCCCCCCC)O)O)O)CCCCC;   inositol-1-phospho-N-(2-hydroxyhexacosanoyl)phytosphingosine
 xref: PMID:27502288
 cyclic_relationship: is_conjugate_acid_of CHEBI:139038

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  CHEBI ontology 19863
    role 19835
      biological role 19833
        osmolyte 3453
          compatible osmolytes 380
            myo-inositol 2
              N-(2-hydroxyhexacosanoyl)phytosphingosine-1-phospho-(1D-myo-inositol) 0
Path 2
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  CHEBI ontology 19863
    subatomic particle 19861
      composite particle 19861
        hadron 19861
          baryon 19861
            nucleon 19861
              atomic nucleus 19861
                atom 19861
                  main group element atom 19807
                    p-block element atom 19807
                      carbon group element atom 19748
                        carbon atom 19744
                          organic molecular entity 19744
                            heteroorganic entity 19498
                              organochalcogen compound 19259
                                organooxygen compound 19175
                                  carbon oxoacid 18642
                                    carboxylic acid 18639
                                      carboacyl group 17708
                                        univalent carboacyl group 17708
                                          carbamoyl group 17559
                                            carboxamide 17559
                                              ceramide 128
                                                cerebroside 26
                                                  galactosylceramide 26
                                                    beta-galactosylceramide 15
                                                      N-acyl-beta-D-galactosylphytosphingosine 15
                                                        phytosphingosine 15
                                                          N-(2-hydroxyhexacosanoyl)phytosphingosine-1-phospho-(1D-myo-inositol) 0
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