Record Information |
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Version | 5.0 |
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Status | Detected and Quantified |
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Creation Date | 2007-05-23 14:34:40 UTC |
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Update Date | 2022-03-07 02:49:32 UTC |
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HMDB ID | HMDB0006528 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | Docosapentaenoic acid (22n-3) |
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Description | Docosapentaenoic acid (22n-3) (also known as clupanodonic acid) is an essential omega-3 fatty acid (EFA) which is prevalent in fish oils. Docosapentaenoic acid, commonly called DPA, is an intermediary between eicosapentaenoic acid (EPA, 20:5 ω-3) and docosahexaenoic acid (DHA, 22:6 ω-3). Seal oil is a rich source of this metabolite. There are three functions of docosapentaenoic acid. Most importantly, it is a component of phospholipids found in all animal cell membranes, and a deficiency of docosapentaenoic acid leads to faulty membranes being formed. Secondly, it is involved in the transport and oxidation of cholesterol, and clupanodonic acid tends to lower plasma cholesterol. A third function is as a precursor of prostanoids which are only formed from docosapentaenoic acid. Deficiency of this in experimental animals causes lesions mainly attributable to faulty cellular membranes. Outcomes include sudden failure of growth, lesions of the skin, kidney, and connective tissue, erythrocyte fragility, impaired fertility, and the uncoupling of oxidation and phosphorylation. In humans, pure deficiency of docosapentaenoic acid has been studied particularly in persons fed intravenously. A relative deficiency (that is, a low ratio in the body of docosapentaenoic to long-chain saturated fatty acids and isomers of docosapentaenoate) is common in Western diets and plays an important part in the causation of atherosclerosis, coronary thrombosis, multiple sclerosis, the triopathy of diabetes mellitus, hypertension, and certain forms of malignant disease. Various factors affect the dietary requirement of docosapentaenoic acid (PMID: 6469703 ). |
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Structure | CC\C=C/C\C=C/C\C=C/C\C=C/C\C=C/CCCCCC(O)=O InChI=1S/C22H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22(23)24/h3-4,6-7,9-10,12-13,15-16H,2,5,8,11,14,17-21H2,1H3,(H,23,24)/b4-3-,7-6-,10-9-,13-12-,16-15- |
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Synonyms | Value | Source |
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(7Z,10Z,13Z,16Z,19Z)-Docosa-7,10,13,16,19-pentaenoic acid | ChEBI | (all Z)-7,10,13,16,19-Docosapentaenoic acid | ChEBI | all-cis-7,10,13,16,19-Docosapentaenoic acid | ChEBI | cis-7,10,13,16,19-Docosapentaenoic acid | ChEBI | Clupanodonic acid | ChEBI | Docosa-7Z,10Z,13Z,16Z,19Z-pentaenoic acid | ChEBI | Docosapentaenoic acid | ChEBI | DPA | ChEBI | DPAn-3 | ChEBI | 7Z,10Z,13Z,16Z,19Z-Docosapentaenoic acid | Kegg | (7Z,10Z,13Z,16Z,19Z)-Docosa-7,10,13,16,19-pentaenoate | Generator | (all Z)-7,10,13,16,19-Docosapentaenoate | Generator | all-cis-7,10,13,16,19-Docosapentaenoate | Generator | cis-7,10,13,16,19-Docosapentaenoate | Generator | Clupanodonate | Generator | Docosa-7Z,10Z,13Z,16Z,19Z-pentaenoate | Generator | Docosapentaenoate | Generator | 7Z,10Z,13Z,16Z,19Z-Docosapentaenoate | Generator | Docosapentaenoate (22N-3) | Generator | 7,10,13,16,19-Docosapentaenoic acid, (all-Z)-isomer | MeSH | Docosapentaenoic acid (C22:5 N3) | MeSH | Osbond acid | MeSH | (all-Z)-7, 10, 13, 16, 19-Docosapentaenoic acid | MeSH | 7,10,13,16,19-Docosapentaenoic acid | MeSH | Docosapentaenoic acid, (all Z)-isomer | MeSH | (7Z,10Z,13Z,16Z,19Z)-Docosa 7,10,13,16,19-pentaenoate | HMDB | (7Z,10Z,13Z,16Z,19Z)-Docosa 7,10,13,16,19-pentaenoic acid | HMDB | 7,10,13,16,19-Docosapentaenoate | HMDB | FA(22:5(7Z,10Z,13Z,16Z,19Z)) | HMDB | (7Z,10Z,13Z,16Z,19Z)-7,10,13,16,19-Docosapentaenoic acid | HMDB | (all-Z)-7,10,13,16,19-Docosapentaenoic acid | HMDB | FA(22:5n3) | HMDB | delta7,10,13,16,19-Docosapentaenoic acid | HMDB | omega3-Docosapentaenoic acid | HMDB | Δ7,10,13,16,19-Docosapentaenoic acid | HMDB | ω3-Docosapentaenoic acid | HMDB |
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Chemical Formula | C22H34O2 |
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Average Molecular Weight | 330.5042 |
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Monoisotopic Molecular Weight | 330.255880332 |
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IUPAC Name | (7Z,10Z,13Z,16Z,19Z)-docosa-7,10,13,16,19-pentaenoic acid |
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Traditional Name | clupanodonic acid |
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CAS Registry Number | 24880-45-3 |
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SMILES | CC\C=C/C\C=C/C\C=C/C\C=C/C\C=C/CCCCCC(O)=O |
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InChI Identifier | InChI=1S/C22H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22(23)24/h3-4,6-7,9-10,12-13,15-16H,2,5,8,11,14,17-21H2,1H3,(H,23,24)/b4-3-,7-6-,10-9-,13-12-,16-15- |
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InChI Key | YUFFSWGQGVEMMI-JLNKQSITSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as very long-chain fatty acids. These are fatty acids with an aliphatic tail that contains at least 22 carbon atoms. |
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Kingdom | Organic compounds |
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Super Class | Lipids and lipid-like molecules |
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Class | Fatty Acyls |
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Sub Class | Fatty acids and conjugates |
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Direct Parent | Very long-chain fatty acids |
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Alternative Parents | |
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Substituents | - Very long-chain fatty acid
- Unsaturated fatty acid
- Straight chain fatty acid
- Monocarboxylic acid or derivatives
- Carboxylic acid
- Carboxylic acid derivative
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Carbonyl group
- Aliphatic acyclic compound
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Molecular Framework | Aliphatic acyclic compounds |
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External Descriptors | |
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Ontology |
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Not Available | Not Available |
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Physical Properties |
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State | Solid |
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Experimental Molecular Properties | Property | Value | Reference |
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Melting Point | Not Available | Not Available | Boiling Point | Not Available | Not Available | Water Solubility | Not Available | Not Available | LogP | Not Available | Not Available |
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Experimental Chromatographic Properties | Not Available |
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Predicted Molecular Properties | |
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Predicted Chromatographic Properties | Predicted Collision Cross SectionsPredicted Kovats Retention IndicesUnderivatizedDerivatized |
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| GC-MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted GC-MS | Predicted GC-MS Spectrum - Docosapentaenoic acid (22n-3) GC-MS (Non-derivatized) - 70eV, Positive | splash10-004l-5491000000-56de363323dabc6f26e3 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Docosapentaenoic acid (22n-3) GC-MS (1 TMS) - 70eV, Positive | splash10-009i-9583000000-943203f8659c9ab3cac4 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Docosapentaenoic acid (22n-3) GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Experimental LC-MS/MS | LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) LC-ESI-IT , negative-QTOF | splash10-000i-0090000000-260dcf8cd2e9cacf0e81 | 2017-09-14 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) Linear Ion Trap , negative-QTOF | splash10-000i-0090000000-b359128b4a9edc7dc9ca | 2017-09-14 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) Linear Ion Trap , positive-QTOF | splash10-01x3-0492000000-89d3794a87bea421691b | 2017-09-14 | HMDB team, MONA | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) 10V, Positive-QTOF | splash10-03di-0039000000-405cbfa338b34ddb7441 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) 20V, Positive-QTOF | splash10-000i-5793000000-59855762e7bce0a8ec9d | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) 40V, Positive-QTOF | splash10-0avv-8970000000-49596865551dfe04eaa1 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) 10V, Negative-QTOF | splash10-004i-0019000000-4d8832b1fd953fd8ec08 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) 20V, Negative-QTOF | splash10-01ti-1039000000-f6df0e4a8ec7c01d9955 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) 40V, Negative-QTOF | splash10-0a4l-9130000000-a69f7e9f82c75012f728 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) 10V, Negative-QTOF | splash10-004i-0009000000-f4bd181f937819513660 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) 20V, Negative-QTOF | splash10-01t9-1009000000-fd8104aee9b78a72f4db | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) 40V, Negative-QTOF | splash10-0006-9221000000-a71d2d6e07928441d5ef | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) 10V, Positive-QTOF | splash10-01q9-2329000000-918ad0c35d9079c18ee1 | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) 20V, Positive-QTOF | splash10-001i-4911000000-cca43fd70d0980b4845e | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Docosapentaenoic acid (22n-3) 40V, Positive-QTOF | splash10-001i-9700000000-ca068d510d72f2bb000e | 2021-09-23 | Wishart Lab | View Spectrum |
NMR SpectraSpectrum Type | Description | Deposition Date | Source | View |
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Predicted 1D NMR | 13C NMR Spectrum (1D, 100 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 100 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 200 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 200 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 300 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 300 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 400 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 400 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 500 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 500 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 600 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 600 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 700 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 700 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 800 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 800 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 900 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 900 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum |
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Disease References | Isovaleric acidemia |
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- Dercksen M, Kulik W, Mienie LJ, Reinecke CJ, Wanders RJ, Duran M: Polyunsaturated fatty acid status in treated isovaleric acidemia patients. Eur J Clin Nutr. 2016 Oct;70(10):1123-1126. doi: 10.1038/ejcn.2016.100. Epub 2016 Jun 22. [PubMed:27329611 ]
| Colorectal cancer |
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- Brown DG, Rao S, Weir TL, O'Malia J, Bazan M, Brown RJ, Ryan EP: Metabolomics and metabolic pathway networks from human colorectal cancers, adjacent mucosa, and stool. Cancer Metab. 2016 Jun 6;4:11. doi: 10.1186/s40170-016-0151-y. eCollection 2016. [PubMed:27275383 ]
- Sinha R, Ahn J, Sampson JN, Shi J, Yu G, Xiong X, Hayes RB, Goedert JJ: Fecal Microbiota, Fecal Metabolome, and Colorectal Cancer Interrelations. PLoS One. 2016 Mar 25;11(3):e0152126. doi: 10.1371/journal.pone.0152126. eCollection 2016. [PubMed:27015276 ]
- Goedert JJ, Sampson JN, Moore SC, Xiao Q, Xiong X, Hayes RB, Ahn J, Shi J, Sinha R: Fecal metabolomics: assay performance and association with colorectal cancer. Carcinogenesis. 2014 Sep;35(9):2089-96. doi: 10.1093/carcin/bgu131. Epub 2014 Jul 18. [PubMed:25037050 ]
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