RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0134871
RefMet namePC O-18:0/20:4
Alternative namePC(O-18:0/20:4)
Sum CompositionPC O-38:4 View other entries in RefMet with this sum composition
Exact mass795.614192 (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
FormulaC46H86NO7PView other entries in RefMet with this formula
Chemical/Biochemical Classification
Super ClassGlycerophospholipids
Main ClassGlycerophosphocholines
Sub ClassO-PC (Ether Phosphatidylcholines)
Distribution of PC O-18:0/20:4 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 PC O-18:0/20:4
External Links
ChEBI ID75245
KEGG IDC05212
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
PC O-18:0/20:43PC O-18:0/20:4(5E,8E,11E,14E)1-octadecyl-2-(5E,8E,11E,14E-eicosatetraenoyl)-sn-glycero-3-phosphocholine
PC O-18:0/20:41PC O-18:0/20:4(5Z,8Z,11Z,14Z)1-octadecyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phosphocholine
PC O-18:0/20:41-octadecyl-2-(8Z,11Z,14Z,17Z-eicosatetraenoyl)-sn-glycero-3-phosphocholine

Table of KEGG reactions in human pathways involving PC O-18:0/20:4

Rxn IDKEGG ReactionEnzyme
R03438 Acyl-CoA + 1-Organyl-2-lyso-sn-glycero-3-phosphocholine <=> CoA + 1-Radyl-2-acyl-sn-glycero-3-phosphocholineAcyl-CoA:1-alkyl-sn-glycero-3-phosphocholine O-acyltransferase
R07387 1-Radyl-2-acyl-sn-glycero-3-phosphocholine + H2O <=> 1-Organyl-2-lyso-sn-glycero-3-phosphocholine + Carboxylateplasmanylcholine 2-acylhydrolase
R07389 1-Alkyl-2-acylglycerol + CDP-choline <=> 1-Radyl-2-acyl-sn-glycero-3-phosphocholine + CMP1-Alkyl-2-acylglycerol + CDP-choline <=> 1-Radyl-2-acyl-sn-glycero-3-phosphocholine + CMP

Table of KEGG human pathways containing PC O-18:0/20:4

Pathway IDHuman Pathway# of reactions
hsa00565 Ether lipid metabolism 3
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