RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0021142
RefMet namePA 22:0/22:0
Alternative namePA(22:0/22:0)
Systematic name1-2-di-docosanoyl-sn-glycero-3-phosphate
SynonymsPubChem Synonyms
Sum CompositionPA 44:0 View other entries in RefMet with this sum composition
Exact mass816.660808 (neutral)
Calculate m/z:   
View other RefMet entries with this exact (neutral) mass:   +/- 0.05 amu   +/- 0.1 amu   +/- 0.2 amu   +/- 0.5 amu
FormulaC47H93O8PView other entries in RefMet with this formula
Molecular descriptors
Molfile20943 (Download molfile/View MW Metabolite Database details)
InChIInChI=1S/C47H93O8P/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-33-35-37-39-41-46(48)53-43-45(44-54-56(50,51)52)55-47(49)42-40-38-3
6-34-32-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h45H,3-44H2,1-2H3,(H2,50,51,52)/t45-/m1/s1
InChIKeyZILYMGNMBYRGDM-WBVITSLISA-NView other enantiomers/diastereomers of this metabolite in RefMet
SMILESCCCCCCCCCCCCCCCCCCCCCC(=O)OC[C@H](COP(=O)(O)O)OC(=O)CCCCCCCCCCCCCCCCCCCCC
Run Tanimoto similarity search (with similarity coefficient >=0.6)
Chemical/Biochemical Classification
Super ClassGlycerophospholipids
Main ClassGlycerophosphates
Sub ClassPA (Phosphatidic acids)
Distribution of PA 22:0/22:0 in NMDR studies
SpeciesPlot Species distribution
Sample sourcePlot Sample source(tissue) distribution
PlatformPlatform (MS/NMR) used for detection
ChromatographyChromatography methods used for detection
StudiesNMDR Studies reporting PA 22:0/22:0
External Links
Pubchem CID52929533
LIPID MAPSLMGP10010945
KEGG IDC00416
HMDB IDHMDB0115260
Structural annotation level
Annotation level1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)

Table of KEGG reactions in human pathways involving PA 22:0/22:0

Rxn IDKEGG ReactionEnzyme
R01310 Phosphatidylcholine + H2O <=> Phosphatidate + Cholinephosphatidylcholine phosphatidohydrolase
R01799 CTP + Phosphatidate <=> Diphosphate + CDP-diacylglycerolCTP:phosphatidate cytidyltransferase
R02051 Phosphatidylethanolamine + H2O <=> Ethanolamine + Phosphatidatephosphatidylethanolamine phosphatidohydrolase
R02239 Phosphatidate + H2O <=> 1,2-Diacyl-sn-glycerol + Orthophosphate1,2-diacyl-sn-glycerol 3-phosphate phosphohydrolase
R02240 ATP + 1,2-Diacyl-sn-glycerol <=> ADP + PhosphatidateATP:1,2-diacylglycerol 3-phosphotransferase
R02241 Phosphatidate + CoA <=> 1-Acyl-sn-glycerol 3-phosphate + Acyl-CoAacyl-CoA:1-acyl-sn-glycerol-3-phosphate 2-O-acyltransferase
R09944 CTP + 1,2-Diacyl-sn-glycerol <=> CDP + PhosphatidateCTP:1,2-diacyl-sn-glycerol 3-phosphotransferase

Table of KEGG human pathways containing PA 22:0/22:0

Pathway IDHuman Pathway# of reactions
hsa00564 Glycerophospholipid metabolism 6
hsa00561 Glycerolipid metabolism 3
hsa04070 Phosphatidylinositol signaling system 2
hsa01100 Metabolic pathways 1
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