RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0163026
RefMet namePA 18:1_22:6
Alternative namePA(18:1_22:6)
Sum CompositionPA 40:7 View other entries in RefMet with this sum composition
Exact mass746.488658 (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
FormulaC43H71O8PView other entries in RefMet with this formula
Chemical/Biochemical Classification
Super ClassGlycerophospholipids
Main ClassGlycerophosphates
Sub ClassPA (Phosphatidic acids)
Distribution of PA 18:1_22:6 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 18:1_22:6
External Links
KEGG IDC00416
Structural annotation level
Annotation level3   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)
Abbrev# of StudiesRefmet name(exact structures)Systematic name
PA 40:71PA 18:1(9Z)/22:6(4Z,7Z,10Z,13Z,16Z,19Z)1-(9Z-octadecenoyl)-2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-glycero-3-phosphate
PA 40:71PA 22:6(4Z,7Z,10Z,13Z,16Z,19Z)/18:1(9Z)1-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-2-(9Z-octadecenoyl)-glycero-3-phosphate
PA 40:71-(6Z,9Z,12Z-octadecatrienoyl)-2-(7Z,10Z,13Z,16Z-docosatetraenoyl)-glycero-3-phosphate
PA 40:71-(9Z,12Z,15Z-octadecatrienoyl)-2-(7Z,10Z,13Z,16Z-docosatetraenoyl)-glycero-3-phosphate
PA 40:71-(11Z,14Z-eicosadienoyl)-2-(5Z,8Z,11Z,14Z,17Z-eicosapentaenoyl)-glycero-3-phosphate
PA 40:71-(8Z,11Z,14Z-eicosatrienoyl)-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-glycero-3-phosphate
PA 40:71-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-2-(8Z,11Z,14Z-eicosatrienoyl)-glycero-3-phosphate
PA 40:71-(5Z,8Z,11Z,14Z,17Z-eicosapentaenoyl)-2-(11Z,14Z-eicosadienoyl)-glycero-3-phosphate
PA 40:71-(7Z,10Z,13Z,16Z-docosatetraenoyl)-2-(6Z,9Z,12Z-octadecatrienoyl)-glycero-3-phosphate
PA 40:71-(7Z,10Z,13Z,16Z-docosatetraenoyl)-2-(9Z,12Z,15Z-octadecatrienoyl)-glycero-3-phosphate

Table of KEGG reactions in human pathways involving PA 18:1_22:6

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 18:1_22:6

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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