| Description | Arachidonic acid, also known as arachidonate or AA, belongs to the class of organic compounds known as long-chain fatty acids. These are fatty acids with an aliphatic tail that contains between 13 and 21 carbon atoms. Arachidonic acid is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. Arachidonic acid exists in all living organisms, ranging from bacteria to humans. In humans, arachidonic acid is involved in mefenamic acid action pathway. Outside of the human body, Arachidonic acid is found, on average, in the highest concentration within a few different foods, such as coho salmons, milk (cow), and anchovies and in a lower concentration in meat bouillons, peachs, and salmonidae (salmon, trout). Arachidonic acid has also been detected, but not quantified in, several different foods, such as loquats, syrups, gins, cocoa butters, and garden cress. This could make arachidonic acid a potential biomarker for the consumption of these foods. Arachidonic acid, with regard to humans, has been found to be associated with several diseases such as colorectal cancer, gestational diabetes, schizophrenia, and bladder infections; arachidonic acid has also been linked to the inborn metabolic disorder isovaleric acidemia. Arachidonic acid is found in Abies pinsapo, Agaricus blazei, Aloe vera, Cystoclonium purpureum, Diplotaxis harra, Dipteryx lacunifera, Epilobium parviflorum, Eurhynchium striatum, Gossypium hirsutum, Homo sapiens (Serum), Leptomitus lacteus, Mnium spp., Mortierella alpina, Mus musculus, Nigella sativa, Picea jezoensis, Populus balsamifera, Portulaca oleracea, Ptilota filicina, Salvia fruticosa, Sarcophyton crassocaule, Sarcophyton trocheliophorum, Scolopendrium vulgare, Senna siamea, Serpocaulon loriceum, Stellaria dichotoma, Thuidium recognitum, Tornabea scutellifera, Trifolium pratense and Undaria pinnatifida. Arachidonic acid was first documented in 2003 (PMID: 14626496). A long-chain fatty acid that is a C20, polyunsaturated fatty acid having four (Z)-double bonds at positions 5, 8, 11 and 14 (PMID: 16785341) (PMID: 16617398) (PMID: 14626494) (PMID: 12877651) (PMID: 15878913) (PMID: 15927922). |
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| Structure | CCCCC\C=C/C\C=C/C\C=C/C\C=C/CCCC(O)=O InChI=1S/C20H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22/h6-7,9-10,12-13,15-16H,2-5,8,11,14,17-19H2,1H3,(H,21,22)/b7-6-,10-9-,13-12-,16-15- |
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| Synonyms | | Value | Source |
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| (5Z,8Z,11Z,14Z)-5,8,11,14-Icosatetraenoic acid | ChEBI | | (5Z,8Z,11Z,14Z)-Icosatetraenoic acid | ChEBI | | AA | ChEBI | | all-cis-5,8,11,14-Eicosatetraenoic acid | ChEBI | | ARA | ChEBI | | Arachidonate | ChEBI | | Arachidonsaeure | ChEBI | | cis-5,8,11,14-Eicosatetraenoic acid | ChEBI | | cis-Delta(5,8,11,14)-Eicosatetraenoic acid | ChEBI | | 5Z,8Z,11Z,14Z-Eicosatetraenoic acid | Kegg | | (5Z,8Z,11Z,14Z)-Icosa-5,8,11,14-tetraenoic acid | Kegg | | (5Z,8Z,11Z,14Z)-5,8,11,14-Icosatetraenoate | Generator | | (5Z,8Z,11Z,14Z)-Icosatetraenoate | Generator | | all-cis-5,8,11,14-Eicosatetraenoate | Generator | | cis-5,8,11,14-Eicosatetraenoate | Generator | | cis-delta(5,8,11,14)-Eicosatetraenoate | Generator | | cis-Δ(5,8,11,14)-eicosatetraenoate | Generator | | cis-Δ(5,8,11,14)-eicosatetraenoic acid | Generator | | 5Z,8Z,11Z,14Z-Eicosatetraenoate | Generator | | (5Z,8Z,11Z,14Z)-Icosa-5,8,11,14-tetraenoate | Generator | | (all-Z)-5,8,11,14-Eicosatetraenoate | HMDB | | (all-Z)-5,8,11,14-Eicosatetraenoic acid | HMDB | | 5,8,11,14-all-cis-Eicosatetraenoate | HMDB | | 5,8,11,14-all-cis-Eicosatetraenoic acid | HMDB | | 5,8,11,14-Eicosatetraenoate | HMDB | | 5,8,11,14-Eicosatetraenoic acid | HMDB | | 5-cis,8-cis,11-cis,14-cis-Eicosatetraenoate | HMDB | | 5-cis,8-cis,11-cis,14-cis-Eicosatetraenoic acid | HMDB | | cis-D5,8,11,14-Eicosatetraenoate | HMDB | | cis-D5,8,11,14-Eicosatetraenoic acid | HMDB | | Immunocytophyte | HMDB | | Arachidonate, sodium | HMDB | | Arachidonic acid, (all-Z)-isomer, 3H-labeled | HMDB | | Arachidonic acid, ammonium salt, (all-Z)-isomer | HMDB | | Arachidonic acid, cerium salt, (all-Z)-isomer | HMDB | | Arachidonic acid, sodium salt | HMDB | | Arachidonic acid, sodium salt, (all-Z)-isomer | HMDB | | Vitamin F | HMDB | | Arachidonic acid, cesium salt, (all-Z)-isomer | HMDB | | Arachidonic acid, lithium salt, (all-Z)-isomer | HMDB | | Arachidonic acid, potassium salt, (all-Z)-isomer | HMDB | | Sodium arachidonate | HMDB | | Arachidonic acid, (all-Z)-isomer, 1-(14)C-labeled | HMDB | | Arachidonic acid, zinc salt, (all-Z)-isomer | HMDB | | FA(20:4(5Z,8Z,11Z,14Z)) | HMDB | | FA(20:4n6) | HMDB |
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| InChI Identifier | InChI=1S/C20H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22/h6-7,9-10,12-13,15-16H,2-5,8,11,14,17-19H2,1H3,(H,21,22)/b7-6-,10-9-,13-12-,16-15- |
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