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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:21949 term browser browse the term
Definition:An optically active form of O-butanoylcarnitine having L-configuration.
Synonyms:exact_synonym: (3R)-3-(butyryloxy)-4-(trimethylazaniumyl)butanoate
 related_synonym: (3R)-3-(butyryloxy)-4-(trimethylammonio)butanoate;   Butyryl-L-carnitine;   Butyrylcarnitine;   Formula=C11H21NO4;   InChI=1S/C11H21NO4/c1-5-6-11(15)16-9(7-10(13)14)8-12(2,3)4/h9H,5-8H2,1-4H3/t9-/m1/s1;   InChIKey=QWYFHHGCZUCMBN-SECBINFHSA-N;   L-Carnitine butyryl ester;   O-butanoyl-(R)-carnitine;   SMILES=CCCC(=O)O[C@H](CC([O-])=O)C[N+](C)(C)C;   n-Butyryl-L-(-)-carnitin
 xref: CAS:25576-40-3;   HMDB:HMDB0002013;   LIPID_MAPS_instance:LMFA07070003
 xref_mesh: MESH:C427065
 xref: Reaxys:4138519

show annotations for term's descendants           Sort by:
O-butanoyl-L-carnitine term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G Idh2 isocitrate dehydrogenase (NADP(+)) 2 multiple interactions
increases abundance
ISO Triazines inhibits the reaction [IDH2 protein mutant form results in increased abundance of butyrylcarnitine] CTD PMID:27469509 NCBI chr 1:141,874,354...141,893,674
Ensembl chr 1:141,866,283...141,893,705
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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19787
    role 19734
      biological role 19734
        biochemical role 19282
          metabolite 19263
            O-butanoyl-L-carnitine 1
Path 2
Term Annotations click to browse term
  CHEBI ontology 19787
    subatomic particle 19784
      composite particle 19784
        hadron 19784
          baryon 19784
            nucleon 19784
              atomic nucleus 19784
                atom 19784
                  main group element atom 19672
                    main group molecular entity 19672
                      s-block molecular entity 19430
                        hydrogen molecular entity 19420
                          hydrides 18686
                            inorganic hydride 17411
                              pnictogen hydride 17383
                                nitrogen hydride 17224
                                  ammonium 8213
                                    ammonium ion derivative 8209
                                      quaternary ammonium ion 5079
                                        quaternary nitrogen compound 560
                                          ammonium betaine 275
                                            amino-acid betaine 190
                                              carnitine 80
                                                (R)-carnitine 76
                                                  O-acyl-L-carnitine 38
                                                    saturated fatty acyl-L-carnitine 38
                                                      O-butanoyl-L-carnitine 1
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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.