| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2013-05-17 01:24:03 UTC |
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| Update Date | 2022-03-07 03:17:45 UTC |
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| HMDB ID | HMDB0060482 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | Hexadecenal |
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| Description | Among the 19 human ALDHs, ALDH3A2 is the only known ALDH that catalyzes the oxidation of long-chain fatty aldehydes including C16 aldehydes (hexadecanal and trans-2-hexadecenal) generated through sphingolipid metabolism. (PMID: 23721920 ) We recently identified that two products within the sphingolipid pathway, sphingosine-1-PO4 and hexadecenal, directly regulate BAK and BAX activation, respectively. (PMID: 23750296 ) Sphingosine-1-phosphate lyase (SPL) is the only known enzyme that irreversibly cleaves sphingosine-1-phosphate (S1P) into phosphoethanolamine and (2E)-hexadecenal during the final step of sphingolipid catabolism. (PMID: 22444536 ) Sphingosine 1-phosphate, a bioactive signaling molecule with diverse cellular functions, is irreversibly degraded by the endoplasmic reticulum enzyme sphingosine 1-phosphate lyase, generating trans-2-hexadecenal and phosphoethanolamine. We recently demonstrated that trans-2-hexadecenal causes cytoskeletal reorganization, detachment, and apoptosis in multiple cell types via a JNK-dependent pathway. (PMID: 22727907 ) |
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| Structure | InChI=1S/C16H30O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17/h14-16H,2-13H2,1H3/b15-14+ |
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| Synonyms | | Value | Source |
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| (2E)-Hexadecenal | ChEBI | | 2-trans-Hexadecenal | ChEBI | | (2E)-Hexadec-2-enal | HMDB | | 2-(D5)-Hexadecenal | HMDB | | 2-(15,15,16,16,16-D5)-Hexadecenal | HMDB | | 2-Hexadecenal | MeSH |
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| Chemical Formula | C16H30O |
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| Average Molecular Weight | 238.4088 |
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| Monoisotopic Molecular Weight | 238.229665582 |
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| IUPAC Name | (2E)-hexadec-2-enal |
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| Traditional Name | 2-trans-hexadecenal |
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| CAS Registry Number | Not Available |
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| SMILES | CCCCCCCCCCCCC\C=C\C=O |
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| InChI Identifier | InChI=1S/C16H30O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17/h14-16H,2-13H2,1H3/b15-14+ |
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| InChI Key | KLJFYXOVGVXZKT-CCEZHUSRSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as fatty aldehydes. These are long chain aldehydes with a chain of at least 12 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 aldehydes |
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| Direct Parent | Fatty aldehydes |
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| Alternative Parents | |
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| Substituents | - Fatty aldehyde
- Enal
- Alpha,beta-unsaturated aldehyde
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Carbonyl group
- Aldehyde
- 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 | Not Available |
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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 Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
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| Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. Predicted by Afia on May 17, 2022. | 10.32 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 25.2853 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.36 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 3075.0 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 804.5 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 306.6 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 515.2 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 559.1 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 1102.9 seconds | 40023050 | | BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid | 1054.2 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 130.1 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 2310.9 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 669.4 seconds | 40023050 | | UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid | 2035.6 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 881.1 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 600.5 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 879.4 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 735.6 seconds | 40023050 | | Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water | 8.1 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatized |
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| Spectra |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted GC-MS | Predicted GC-MS Spectrum - Hexadecenal GC-MS (Non-derivatized) - 70eV, Positive | splash10-07im-9700000000-2c13204d06f7eb271721 | 2017-09-20 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Hexadecenal GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Hexadecenal 10V, Positive-QTOF | splash10-000i-0190000000-fd969cd7262af491d84d | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Hexadecenal 20V, Positive-QTOF | splash10-059i-7970000000-0d33189fbc54287fc6f1 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Hexadecenal 40V, Positive-QTOF | splash10-0a4l-9800000000-1d27dc6f4cbaa7f9fe16 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Hexadecenal 10V, Negative-QTOF | splash10-000i-0090000000-108c8ba671de7d698e9c | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Hexadecenal 20V, Negative-QTOF | splash10-052r-0090000000-9e187c8e1c3bcb512ec4 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Hexadecenal 40V, Negative-QTOF | splash10-052f-8970000000-e2bbec2b313129e521a6 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Hexadecenal 10V, Positive-QTOF | splash10-05uj-9520000000-c5fcf67323e03a2ca0b0 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Hexadecenal 20V, Positive-QTOF | splash10-0a5a-9200000000-911dd1c303ce58c3deb6 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Hexadecenal 40V, Positive-QTOF | splash10-0a4m-9000000000-c2477e88688a37257f1d | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Hexadecenal 10V, Negative-QTOF | splash10-000i-0090000000-755d6a2b1ffd2f706c0b | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Hexadecenal 20V, Negative-QTOF | splash10-000i-0090000000-a540059de9ca8fde48be | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Hexadecenal 40V, Negative-QTOF | splash10-00y0-9720000000-1d971990b816f176c9af | 2021-10-12 | Wishart Lab | View Spectrum |
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| Biological Properties |
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| Cellular Locations | - Membrane (predicted from logP)
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| Biospecimen Locations | Not Available |
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| Tissue Locations | Not Available |
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| Pathways | |
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| Normal Concentrations |
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| Not Available |
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| Abnormal Concentrations |
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| Not Available |
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| Associated Disorders and Diseases |
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| Disease References | None |
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| Associated OMIM IDs | None |
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| External Links |
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| DrugBank ID | Not Available |
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| Phenol Explorer Compound ID | Not Available |
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| FooDB ID | Not Available |
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| KNApSAcK ID | Not Available |
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| Chemspider ID | Not Available |
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| KEGG Compound ID | C06123 |
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| BioCyc ID | Not Available |
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| BiGG ID | Not Available |
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| Wikipedia Link | Not Available |
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| METLIN ID | Not Available |
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| PubChem Compound | 5280541 |
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| PDB ID | Not Available |
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| ChEBI ID | 17585 |
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| Food Biomarker Ontology | Not Available |
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| VMH ID | Not Available |
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| MarkerDB ID | Not Available |
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| Good Scents ID | Not Available |
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| References |
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| Synthesis Reference | Not Available |
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| Material Safety Data Sheet (MSDS) | Not Available |
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| General References | - Magrane M: UniProt Knowledgebase: a hub of integrated protein data. Database (Oxford). 2011 Mar 29;2011:bar009. doi: 10.1093/database/bar009. Print 2011. [PubMed:21447597 ]
- Kitamura T, Naganuma T, Abe K, Nakahara K, Ohno Y, Kihara A: Substrate specificity, plasma membrane localization, and lipid modification of the aldehyde dehydrogenase ALDH3B1. Biochim Biophys Acta. 2013 Aug;1831(8):1395-401. doi: 10.1016/j.bbalip.2013.05.007. Epub 2013 May 27. [PubMed:23721920 ]
- Renault TT, Chipuk JE: Inter-organellar communication with mitochondria regulates both the intrinsic and extrinsic pathways of apoptosis. Commun Integr Biol. 2013 Mar 1;6(2):e22872. doi: 10.4161/cib.22872. [PubMed:23750296 ]
- Luth A, Neuber C, Kleuser B: Novel methods for the quantification of (2E)-hexadecenal by liquid chromatography with detection by either ESI QTOF tandem mass spectrometry or fluorescence measurement. Anal Chim Acta. 2012 Apr 13;722:70-9. doi: 10.1016/j.aca.2012.01.063. Epub 2012 Feb 13. [PubMed:22444536 ]
- Upadhyaya P, Kumar A, Byun HS, Bittman R, Saba JD, Hecht SS: The sphingolipid degradation product trans-2-hexadecenal forms adducts with DNA. Biochem Biophys Res Commun. 2012 Jul 20;424(1):18-21. doi: 10.1016/j.bbrc.2012.06.012. Epub 2012 Jun 19. [PubMed:22727907 ]
- Simons K, Toomre D: Lipid rafts and signal transduction. Nat Rev Mol Cell Biol. 2000 Oct;1(1):31-9. [PubMed:11413487 ]
- Watson AD: Thematic review series: systems biology approaches to metabolic and cardiovascular disorders. Lipidomics: a global approach to lipid analysis in biological systems. J Lipid Res. 2006 Oct;47(10):2101-11. Epub 2006 Aug 10. [PubMed:16902246 ]
- Sethi JK, Vidal-Puig AJ: Thematic review series: adipocyte biology. Adipose tissue function and plasticity orchestrate nutritional adaptation. J Lipid Res. 2007 Jun;48(6):1253-62. Epub 2007 Mar 20. [PubMed:17374880 ]
- Lingwood D, Simons K: Lipid rafts as a membrane-organizing principle. Science. 2010 Jan 1;327(5961):46-50. doi: 10.1126/science.1174621. [PubMed:20044567 ]
- Gunstone, Frank D., John L. Harwood, and Albert J. Dijkstra (2007). The lipid handbook with CD-ROM. CRC Press.
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