| Record Information |
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| Version | 1.0 |
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| Creation Date | 2016-09-30 23:49:55 UTC |
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| Update Date | 2020-05-11 18:40:36 UTC |
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| BMDB ID | BMDB0008058 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | PC(18:0/24:0) |
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| Description | PC(18:0/24:0), also known as pc(18:0/24:0) or pc(18:0/24:0), belongs to the class of organic compounds known as phosphatidylcholines. These are glycerophosphocholines in which the two free -OH are attached to one fatty acid each through an ester linkage. Thus, PC(18:0/24:0) is considered to be a glycerophosphocholine lipid molecule. PC(18:0/24:0) is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. PC(18:0/24:0) participates in a number of enzymatic reactions, within cattle. In particular, S-Adenosylhomocysteine and PC(18:0/24:0) can be biosynthesized from S-adenosylmethionine and pe-nme2(18:0/24:0) through its interaction with the enzyme phosphatidylethanolamine N-methyltransferase. Furthermore, Cytidine monophosphate and PC(18:0/24:0) can be biosynthesized from CDP-choline and DG(18:0/24:0/0:0) through its interaction with the enzyme choline/ethanolaminephosphotransferase. Finally, PC(18:0/24:0) and L-serine can be converted into choline and PS(18:0/24:0); which is catalyzed by the enzyme phosphatidylserine synthase. In cattle, PC(18:0/24:0) is involved in a couple of metabolic pathways, which include phosphatidylcholine biosynthesis PC(18:0/24:0) pathway and phosphatidylethanolamine biosynthesis pe(18:0/24:0) pathway. |
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| Structure | |
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| Synonyms | | Value | Source |
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| 1-Stearoyl-2-lignoceroyl-sn-glycero-3-phosphocholine | ChEBI | | GPCho(18:0/24:0) | ChEBI | | Phosphatidylcholine(18:0/24:0) | ChEBI | | PC(18:0/24:0) | Lipid Annotator | | GPCho(42:0) | Lipid Annotator, HMDB | | Lecithin | Lipid Annotator, HMDB | | Phosphatidylcholine(42:0) | Lipid Annotator, HMDB | | PC(42:0) | Lipid Annotator, HMDB | | 1-octadecanoyl-2-tetracosanoyl-sn-glycero-3-phosphocholine | Lipid Annotator, HMDB |
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| Chemical Formula | C50H100NO8P |
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| Average Molecular Weight | 874.3047 |
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| Monoisotopic Molecular Weight | 873.718655693 |
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| IUPAC Name | trimethyl(2-{[(2R)-3-(octadecanoyloxy)-2-(tetracosanoyloxy)propyl phosphonato]oxy}ethyl)azanium |
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| Traditional Name | lecithin |
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| CAS Registry Number | Not Available |
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| SMILES | [H][C@@](COC(=O)CCCCCCCCCCCCCCCCC)(COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCCCCCCCCCCCCCCCCCCCCCC |
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| InChI Identifier | InChI=1S/C50H100NO8P/c1-6-8-10-12-14-16-18-20-22-23-24-25-26-27-29-31-33-35-37-39-41-43-50(53)59-48(47-58-60(54,55)57-45-44-51(3,4)5)46-56-49(52)42-40-38-36-34-32-30-28-21-19-17-15-13-11-9-7-2/h48H,6-47H2,1-5H3/t48-/m1/s1 |
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| InChI Key | JAGKNQMHXVLJKL-QSCHNALKSA-N |
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| Chemical Taxonomy |
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| Description | belongs to the class of organic compounds known as phosphatidylcholines. These are glycerophosphocholines in which the two free -OH are attached to one fatty acid each through an ester linkage. |
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| Kingdom | Organic compounds |
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| Super Class | Lipids and lipid-like molecules |
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| Class | Glycerophospholipids |
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| Sub Class | Glycerophosphocholines |
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| Direct Parent | Phosphatidylcholines |
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| Alternative Parents | |
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| Substituents | - Diacylglycero-3-phosphocholine
- Phosphocholine
- Fatty acid ester
- Dialkyl phosphate
- Dicarboxylic acid or derivatives
- Organic phosphoric acid derivative
- Phosphoric acid ester
- Alkyl phosphate
- Fatty acyl
- Quaternary ammonium salt
- Tetraalkylammonium salt
- Carboxylic acid ester
- Carboxylic acid derivative
- Organic oxygen compound
- Organic nitrogen compound
- Carbonyl group
- Organooxygen compound
- Organonitrogen compound
- Organic oxide
- Organopnictogen compound
- Amine
- Organic salt
- Hydrocarbon derivative
- 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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| Status | Expected but not Quantified |
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| Origin | |
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| Biofunction | Not Available |
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| Application | Not Available |
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| Cellular locations | - Cell membrane
- Intracellular membrane
- Membrane
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| Physical Properties |
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| State | Solid |
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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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| Spectra |
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| Spectra | | Spectrum Type | Description | Splash Key | |
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| Predicted GC-MS | Predicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positive | Not Available | View in JSpectraViewer |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-00kr-9055041140-37cf3f4696520663cddd | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-0uyu-5279022010-a89c2904fef79c9895f9 | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-0019-7049002110-5a3f4e166dcb088a66e6 | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 10V, Negative | splash10-01c0-0094000030-7ab7d4d86b403e9ba273 | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20V, Negative | splash10-00lr-0091000100-0455dcd0be31dcd69899 | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 40V, Negative | splash10-0159-6097100000-d8f71f775204132b66e3 | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-0002-0000000090-4ce828428bbb81d6c727 | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-0002-0000000090-044ea8706f879adb991e | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-01ot-0900143930-70b88db0232e73c3e75b | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-00di-0000000090-9012302416abbdcd9727 | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-00e9-0600000090-b8fb6e43c1d4aacb61cd | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-001i-1900032030-cbe6081adc8c8da03cb2 | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 10V, Negative | splash10-0a4i-0000000009-03ad9c1f11c084961c6e | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20V, Negative | splash10-0a4i-0011000009-03f6569c2c270c7bb9e7 | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 40V, Negative | splash10-0bai-0099000009-44600c1d60a5b7986794 | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 10V, Negative | splash10-00di-0000000090-aa5b77d87df9638c4c8c | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20V, Negative | splash10-00yi-0046001090-dd93f3c42146164aba57 | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 40V, Negative | splash10-015a-3059200000-ba888ed9f7d0fac19caa | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-001i-0000000090-c14bbaa776f04020fcf0 | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-001i-0000000090-d8babfb8ff8430c0a012 | View in MoNA |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-000t-0100179030-a0cc2ace36f55ff813e7 | View in MoNA |
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