Record Information |
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Version | 2.0 |
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Created at | 2024-09-11 20:48:06 UTC |
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Updated at | 2024-09-11 20:48:07 UTC |
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NP-MRD ID | NP0339271 |
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Secondary Accession Numbers | None |
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Natural Product Identification |
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Common Name | SM(d18:0/26:1(17Z)) |
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Description | SM(d18:1/26:1(17Z)), also known as C26:1 Sphingomyelin, belongs to the class of organic compounds known as phosphosphingolipids. These are sphingolipids with a structure based on a sphingoid base that is attached to a phosphate head group. They differ from phosphonospingolipids which have a phosphonate head group. Thus, SM(D18:1/26:1(17Z)) is considered to be a phosphosphingolipid lipid molecule. Sphingomyelins are synthesized by the transfer of phosphorylcholine from phosphatidylcholine to a ceramide in a reaction catalyzed by SM(d18:1/26:1(17Z)) synthase. The plasma membrane of cells is highly enriched in SM(d18:1/26:1(17Z)) and is considered largely to be found in the exoplasmic leaflet of the cell membrane. SM(d18:1/26:1(17Z)) is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. Outside of the human body, SM(d18:1/26:1(17Z)) has been detected, but not quantified in, several different foods, such as cow milks, cow milks, cow milks, and cow milks. This could make SM(D18:1/26:1(17Z)) a potential biomarker for the consumption of these foods. SM(d18:1/26:1(17Z)) can accumulate in a rare hereditary disease called Niemann-Pick Disease, types A and B. Niemann-Pick disease is a genetically-inherited disease caused by a deficiency in the enzyme Sphingomyelinase, which causes the accumulation of SM(d18:1/26:1(17Z)) in spleen, liver, lungs, bone marrow, and the brain, causing irreversible neurological damage. In humans, SM(d18:1/26:1(17Z)) is the only membrane phospholipid not derived from glycerol. SM(d18:1/26:1(17Z)) (d18:0/26:1(17Z)) or SM(d18:0/26:1(17Z)) is a type of sphingolipid found in animal cell membranes, especially in the membranous myelin sheath which surrounds some nerve cell axons. SMs play a role in signal transduction. |
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Structure | CCCCCCCCCCCCC\C=C\[C@@H](O)[C@H](COP([O-])(=O)OCC[N+](C)(C)C)NC(=O)CCCCCCCCCCCCCCC\C=C/CCCCCCCC InChI=1S/C49H97N2O6P/c1-6-8-10-12-14-16-18-20-21-22-23-24-25-26-27-28-29-31-33-35-37-39-41-43-49(53)50-47(46-57-58(54,55)56-45-44-51(3,4)5)48(52)42-40-38-36-34-32-30-19-17-15-13-11-9-7-2/h20-21,40,42,47-48,52H,6-19,22-39,41,43-46H2,1-5H3,(H-,50,53,54,55)/b21-20-,42-40+/t47-,48+/m0/s1 |
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Synonyms | Value | Source |
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C26:1 Sphingomyelin | ChEBI | N-(17Z-Hexacosenoyl)-sphing-4-enine-1-phosphocholine | ChEBI | N-(Tricosanoyl)-sphing-4-enine-1-phosphocholine | HMDB | Sphingomyelin | HMDB | N-(17Z-Hexacosenoyl)-1-phosphocholine-sphing-4-enine | MetBuilder | Sphingomyelin(D18:1/26:1(17Z)) | MetBuilder | N-(17Z-Hexacosenoyl)-1-phosphocholine-sphingosine | MetBuilder | N-(17Z-Hexacosenoyl)-1-phosphocholine-D-erythro-sphingosine | MetBuilder | N-(17Z-Hexacosenoyl)-1-phosphocholine-4-sphingenine | MetBuilder | N-(17Z-Hexacosenoyl)-1-phosphocholine-D-sphingosine | MetBuilder | N-(17Z-Hexacosenoyl)-1-phosphocholine-sphingenine | MetBuilder | N-(17Z-Hexacosenoyl)-1-phosphocholine-erythro-4-sphingenine | MetBuilder | SM(D18:1/26:1(17Z)) | ChEBI | N-(17Z-Hexacosenoyl)-1-phosphocholine-sphinganine | MetBuilder | Sphingomyelin(D18:0/26:1(17Z)) | MetBuilder | N-(17Z-Hexacosenoyl)-1-phosphocholine-dihydrosphingosine | MetBuilder | N-(17Z-Hexacosenoyl)-1-phosphocholine-D-erythro-sphinganine | MetBuilder |
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Chemical Formula | C49H97N2O6P |
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Average Mass | 841.2780 Da |
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Monoisotopic Mass | 840.70843 Da |
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IUPAC Name | (2-{[(2S,3R,4E)-2-[(17Z)-hexacos-17-enamido]-3-hydroxyoctadec-4-en-1-yl phosphono]oxy}ethyl)trimethylazanium |
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Traditional Name | (2-{[(2S,3R,4E)-2-[(17Z)-hexacos-17-enamido]-3-hydroxyoctadec-4-en-1-yl phosphono]oxy}ethyl)trimethylazanium |
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CAS Registry Number | Not Available |
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SMILES | CCCCCCCCCCCCC\C=C\[C@@H](O)[C@H](COP([O-])(=O)OCC[N+](C)(C)C)NC(=O)CCCCCCCCCCCCCCC\C=C/CCCCCCCC |
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InChI Identifier | InChI=1S/C49H97N2O6P/c1-6-8-10-12-14-16-18-20-21-22-23-24-25-26-27-28-29-31-33-35-37-39-41-43-49(53)50-47(46-57-58(54,55)56-45-44-51(3,4)5)48(52)42-40-38-36-34-32-30-19-17-15-13-11-9-7-2/h20-21,40,42,47-48,52H,6-19,22-39,41,43-46H2,1-5H3,(H-,50,53,54,55)/b21-20-,42-40+/t47-,48+/m0/s1 |
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InChI Key | YXEXWUZHFGYOHJ-UOJCCMJYSA-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 phosphosphingolipids. These are sphingolipids with a structure based on a sphingoid base that is attached to a phosphate head group. They differ from phosphonospingolipids which have a phosphonate head group. |
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Kingdom | Organic compounds |
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Super Class | Lipids and lipid-like molecules |
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Class | Sphingolipids |
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Sub Class | Phosphosphingolipids |
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Direct Parent | Phosphosphingolipids |
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Alternative Parents | |
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Substituents | - Sphingoid-1-phosphate or derivatives
- Phosphocholine
- Phosphoethanolamine
- Dialkyl phosphate
- Fatty amide
- N-acyl-amine
- Organic phosphoric acid derivative
- Phosphoric acid ester
- Fatty acyl
- Alkyl phosphate
- Tetraalkylammonium salt
- Quaternary ammonium salt
- Secondary carboxylic acid amide
- Secondary alcohol
- Carboxamide group
- Carboxylic acid derivative
- Organic zwitterion
- Alcohol
- Organic oxide
- Organooxygen compound
- Organonitrogen compound
- Organopnictogen compound
- Organic oxygen compound
- Organic nitrogen compound
- Hydrocarbon derivative
- Carbonyl group
- Amine
- Organic salt
- Aliphatic acyclic compound
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Molecular Framework | Aliphatic acyclic compounds |
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External Descriptors | |
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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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