Record Information |
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Version | 2.0 |
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Created at | 2024-09-11 19:22:47 UTC |
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Updated at | 2024-09-11 19:22:47 UTC |
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NP-MRD ID | NP0339036 |
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Secondary Accession Numbers | None |
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Natural Product Identification |
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Common Name | 12-Oxo-20-dihydroxy-leukotriene B4 |
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Description | 12-Oxo-20-dihydroxy-leukotriene B4, also known as OX20DHLTB4, belongs to the class of organic compounds known as leukotrienes. These are eicosanoids containing a hydroxyl group attached to the aliphatic chain of an arachidonic acid. Leukotrienes have four double bonds, three (and only three) of which are conjugated. Thus, 12-oxo-20-dihydroxy-leukotriene B4 is considered to be an eicosanoid lipid molecule. The regulation of leukotriene production occurs at various levels, including expression of 5-LO, translocation of 5-LO to the perinuclear region and phosphorylation to either enhance or inhibit the activity of 5-LO. Prostaglandins were originally shown to be synthesized in the prostate gland, thromboxanes from platelets (thrombocytes), and leukotrienes from leukocytes, hence the derivation of their names. 12-Oxo-20-dihydroxy-leukotriene B4 is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. The PGs and TXs are collectively identified as prostanoids. LTB4 is the major metabolite in neutrophil polymorphonuclear leukocytes. Omega-oxidation is the major pathway for the catabolism of leukotriene B4 in human polymorphonuclear leukocytes. |
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Structure | OC(O)CCCC\C=C/CC(=O)\C=C\C=C\C=C/[C@H](O)CCCC(O)=O InChI=1S/C20H30O6/c21-17(11-6-2-1-3-9-15-19(23)24)12-7-4-5-8-13-18(22)14-10-16-20(25)26/h2,4-8,12-13,18-19,22-24H,1,3,9-11,14-16H2,(H,25,26)/b5-4+,6-2-,12-7+,13-8-/t18-/m0/s1 |
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Synonyms | Value | Source |
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(5S,20,20)-Trihydroxy-12-keto-(6Z,8E,10E,14Z)-eicosatetraenoate | HMDB | (5S,20,20)-Trihydroxy-12-keto-(6Z,8E,10E,14Z)-eicosatetraenoic acid | HMDB | (5S,20,20)-Trihydroxy-12-oxo-(6Z,8E,10E,14Z)-eicosatetraenoate | HMDB | (5S,20,20)-Trihydroxy-12-oxo-(6Z,8E,10E,14Z)-eicosatetraenoic acid | HMDB | 12-Keto-20,20-dihydroxy-leukotriene b(,4) | HMDB | 12-oxo-20,20-Dihydroxy-leukotriene b(,4) | HMDB | Ox20dHLTB4 | HMDB |
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Chemical Formula | C20H30O6 |
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Average Mass | 366.4486 Da |
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Monoisotopic Mass | 366.20424 Da |
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IUPAC Name | (5R,6Z,8E,10E,14Z)-5,20,20-trihydroxy-12-oxoicosa-6,8,10,14-tetraenoic acid |
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Traditional Name | (5R,6Z,8E,10E,14Z)-5,20,20-trihydroxy-12-oxoicosa-6,8,10,14-tetraenoic acid |
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CAS Registry Number | Not Available |
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SMILES | OC(O)CCCC\C=C/CC(=O)\C=C\C=C\C=C/[C@H](O)CCCC(O)=O |
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InChI Identifier | InChI=1S/C20H30O6/c21-17(11-6-2-1-3-9-15-19(23)24)12-7-4-5-8-13-18(22)14-10-16-20(25)26/h2,4-8,12-13,18-19,22-24H,1,3,9-11,14-16H2,(H,25,26)/b5-4+,6-2-,12-7+,13-8-/t18-/m0/s1 |
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InChI Key | SBSLZLBZGOASJL-NZXMSVEXSA-N |
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Experimental Spectra |
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| Not Available | Predicted Spectra |
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| Not Available | Chemical Shift Submissions |
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| Not Available | Species |
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Species of Origin | Not Available |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as leukotrienes. These are eicosanoids containing a hydroxyl group attached to the aliphatic chain of an arachidonic acid. Leukotrienes have four double bonds, three (and only three) of which are conjugated. |
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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 | Eicosanoids |
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Direct Parent | Leukotrienes |
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Alternative Parents | |
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Substituents | - Leukotriene
- Hydroxyeicosatetraenoic acid
- Long-chain fatty acid
- Hydroxy fatty acid
- Keto fatty acid
- Fatty acid
- Unsaturated fatty acid
- Enone
- Alpha,beta-unsaturated ketone
- Acryloyl-group
- Secondary alcohol
- Ketone
- Polyol
- Carbonyl hydrate
- Carboxylic acid derivative
- Carboxylic acid
- Monocarboxylic acid or derivatives
- Carbonyl group
- Organooxygen compound
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Alcohol
- Aliphatic acyclic compound
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Molecular Framework | Aliphatic acyclic compounds |
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External Descriptors | Not Available |
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Physical Properties |
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State | Not Available |
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Experimental 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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Predicted Properties | |
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