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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2021-02-24 01:44:30 UTC
Update Date2022-10-24 19:44:16 UTC
HMDB IDHMDB0240758
Secondary Accession NumbersNone
Metabolite Identification
Common Name(7Z,10Z,13Z,16Z)-Docosatetraenoylcarnitine
Description(7Z,10Z,13Z,16Z)-Docosatetraenoylcarnitine is an acylcarnitine. More specifically, it is an (7Z,10Z,13Z,16Z)-docosa-7,10,13,16-tetraenoic acid ester of carnitine. Acylcarnitines were first discovered more than 70 year ago (PMID: 13825279 ). It is believed that there are more than 1000 types of acylcarnitines in the human body. The general role of acylcarnitines is to transport acyl-groups (organic acids and fatty acids) from the cytoplasm into the mitochondria so that they can be broken down to produce energy. This process is known as beta-oxidation. According to a recent review (PMID: 35710135 ), acylcarnitines (ACs) can be classified into 9 different categories depending on the type and size of their acyl-group: 1) short-chain ACs; 2) medium-chain ACs; 3) long-chain ACs; 4) very long-chain ACs; 5) hydroxy ACs; 6) branched chain ACs; 7) unsaturated ACs; 8) dicarboxylic ACs and 9) miscellaneous ACs. Short-chain ACs have acyl-groups with two to five carbons (C2-C5), medium-chain ACs have acyl-groups with six to thirteen carbons (C6-C13), long-chain ACs have acyl-groups with fourteen to twenty once carbons (C14-C21) and very long-chain ACs have acyl groups with more than 22 carbons. (7Z,10Z,13Z,16Z)-Docosatetraenoylcarnitine is therefore classified as a very-long chain AC. As a very long-chain acylcarnitine (7Z,10Z,13Z,16Z)-Docosatetraenoylcarnitine is generally formed in the cytoplasm from very long acyl groups synthesized by fatty acid synthases or obtained from the diet. Very-long-chain fatty acids are generally too long to be involved in mitochondrial beta-oxidation. As a result peroxisomes are the main organelle where very-long-chain fatty acids are metabolized and their acylcarnitines synthesized (PMID: 18793625 ). Altered levels of very long-chain acylcarnitines can serve as useful markers for inherited disorders of peroxisomal metabolism. The study of acylcarnitines is an active area of research and it is likely that many novel acylcarnitines will be discovered in the coming years. It is also likely that many novel roles in health and disease will be uncovered. An excellent review of the current state of knowledge for acylcarnitines is available (PMID: 35710135 ).
Structure
Data?1614140296
Synonyms
ValueSource
3-[(7Z,10Z,13Z,16Z)-Docosa-7,10,13,16-tetraenoyloxy]-4-(trimethylammonio)butanoateChEBI
all-cis-7,10,13,16-DocosatetraenoylcarnitineChEBI
3-[(7Z,10Z,13Z,16Z)-Docosa-7,10,13,16-tetraenoyloxy]-4-(trimethylammonio)butanoic acidGenerator
Chemical FormulaC29H49NO4
Average Molecular Weight475.714
Monoisotopic Molecular Weight475.366159062
IUPAC NameNot Available
Traditional NameNot Available
CAS Registry NumberNot Available
SMILES
[H]\C(CCCCC)=C(/[H])C\C([H])=C(\[H])C\C([H])=C(\[H])C\C([H])=C(\[H])CCCCCC(=O)OC(CC([O-])=O)C[N+](C)(C)C
InChI Identifier
InChI=1S/C29H49NO4/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-24-29(33)34-27(25-28(31)32)26-30(2,3)4/h9-10,12-13,15-16,18-19,27H,5-8,11,14,17,20-26H2,1-4H3/b10-9-,13-12-,16-15-,19-18-
InChI KeyOLORTLVEDIELGC-SNPVRQPZSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as acyl carnitines. These are organic compounds containing a fatty acid with the carboxylic acid attached to carnitine through an ester bond.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassFatty acid esters
Direct ParentAcyl carnitines
Alternative Parents
Substituents
  • Acyl-carnitine
  • Dicarboxylic acid or derivatives
  • Tetraalkylammonium salt
  • Quaternary ammonium salt
  • Carboxylic acid ester
  • Carboxylic acid salt
  • Carboxylic acid derivative
  • Carboxylic acid
  • Organic nitrogen compound
  • Organooxygen compound
  • Organonitrogen compound
  • Organic salt
  • Hydrocarbon derivative
  • Organic oxide
  • Organopnictogen compound
  • Organic oxygen compound
  • Carbonyl group
  • Amine
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External Descriptors
Ontology
Physiological effect
Disposition
ProcessNot Available
Role
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+238.5130932474
DeepCCS[M-H]-236.68530932474
DeepCCS[M-2H]-269.92730932474
DeepCCS[M+Na]+244.11630932474
AllCCS[M+H]+229.732859911
AllCCS[M+H-H2O]+228.132859911
AllCCS[M+NH4]+231.232859911
AllCCS[M+Na]+231.632859911
AllCCS[M-H]-222.532859911
AllCCS[M+Na-2H]-225.732859911
AllCCS[M+HCOO]-229.432859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
(7Z,10Z,13Z,16Z)-Docosatetraenoylcarnitine[H]\C(CCCCC)=C(/[H])C\C([H])=C(\[H])C\C([H])=C(\[H])C\C([H])=C(\[H])CCCCCC(=O)OC(CC([O-])=O)C[N+](C)(C)C3972.8Standard polar33892256
(7Z,10Z,13Z,16Z)-Docosatetraenoylcarnitine[H]\C(CCCCC)=C(/[H])C\C([H])=C(\[H])C\C([H])=C(\[H])C\C([H])=C(\[H])CCCCCC(=O)OC(CC([O-])=O)C[N+](C)(C)C2866.3Standard non polar33892256
(7Z,10Z,13Z,16Z)-Docosatetraenoylcarnitine[H]\C(CCCCC)=C(/[H])C\C([H])=C(\[H])C\C([H])=C(\[H])C\C([H])=C(\[H])CCCCCC(=O)OC(CC([O-])=O)C[N+](C)(C)C3320.4Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - (7Z,10Z,13Z,16Z)-Docosatetraenoylcarnitine GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - (7Z,10Z,13Z,16Z)-Docosatetraenoylcarnitine 10V, Positive-QTOFsplash10-004i-0000900000-a40408f47ae06d0c9f452021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - (7Z,10Z,13Z,16Z)-Docosatetraenoylcarnitine 20V, Positive-QTOFsplash10-002r-9000500000-9692ddb27b5859dca2832021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - (7Z,10Z,13Z,16Z)-Docosatetraenoylcarnitine 40V, Positive-QTOFsplash10-000i-9000000000-e9262cbaff8cb4ad0ba62021-09-22Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID28639213
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound71464592
PDB IDNot Available
ChEBI ID73122
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Sud M, Fahy E, Cotter D, Brown A, Dennis EA, Glass CK, Merrill AH Jr, Murphy RC, Raetz CR, Russell DW, Subramaniam S: LMSD: LIPID MAPS structure database. Nucleic Acids Res. 2007 Jan;35(Database issue):D527-32. doi: 10.1093/nar/gkl838. Epub 2006 Nov 10. [PubMed:17098933 ]
  2. FRITZ IB: Action of carnitine on long chain fatty acid oxidation by liver. Am J Physiol. 1959 Aug;197:297-304. doi: 10.1152/ajplegacy.1959.197.2.297. [PubMed:13825279 ]
  3. Duranti G, Boenzi S, Rizzo C, Rava L, Di Ciommo V, Carrozzo R, Meschini MC, Johnson DW, Dionisi-Vici C: Urine acylcarnitine analysis by ESI-MS/MS: a new tool for the diagnosis of peroxisomal biogenesis disorders. Clin Chim Acta. 2008 Dec;398(1-2):86-9. doi: 10.1016/j.cca.2008.08.018. Epub 2008 Aug 28. [PubMed:18793625 ]
  4. Dambrova M, Makrecka-Kuka M, Kuka J, Vilskersts R, Nordberg D, Attwood MM, Smesny S, Sen ZD, Guo AC, Oler E, Tian S, Zheng J, Wishart DS, Liepinsh E, Schioth HB: Acylcarnitines: Nomenclature, Biomarkers, Therapeutic Potential, Drug Targets, and Clinical Trials. Pharmacol Rev. 2022 Jul;74(3):506-551. doi: 10.1124/pharmrev.121.000408. [PubMed:35710135 ]