RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0134744
RefMet namePE 38:4
Alternative namePE(38:4)
Sum CompositionPE 38:4 View other entries in RefMet with this sum composition
Exact mass767.546507 (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
FormulaC43H78NO8PView other entries in RefMet with this formula
Chemical/Biochemical Classification
Super ClassGlycerophospholipids
Main ClassGlycerophosphoethanolamines
Sub ClassPE (Phosphatidylethanolamines)
Distribution of PE 38:4 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 PE 38:4
External Links
ChEBI ID134270
KEGG IDC00350
Structural annotation level
Annotation level4   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)
Abbrev# of StudiesRefmet name(exact structures)Systematic name
PE 38:46PE 18:0/20:4(5Z,8Z,11Z,14Z)1-octadecanoyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phosphoethanolamine
PE 38:43PE 20:0/18:4(6Z,9Z,12Z,15Z)1-eicosanoyl-2-(6Z,9Z,12Z,15Z-octadecatetraenoyl)-sn-glycero-3-phosphoethanolamine
PE 38:42PE 20:2(11Z,14Z)/18:2(9Z,12Z)1-(11Z,14Z-eicosadienoyl)-2-(9Z,12Z-octadecadienoyl)-glycero-3-phosphoethanolamine
PE 38:41PE 16:0/22:4(7Z,10Z,13Z,16Z)1-hexadecanoyl-2-(7Z,10Z,13Z,16Z-docosatetraenoyl)-sn-glycero-3-phosphoethanolamine
PE 38:4PE 18:0/20:4(5E,8E,11E,14E)1-octadecanoyl-2-(5E,8E,11E,14E-eicosatetraenoyl)-sn-glycero-3-phosphoethanolamine
PE 38:41-(9Z-octadecenoyl)-2-(5Z,8Z,11Z-eicosatrienoyl)-sn-glycero-3-phosphoethanolamine
PE 38:41-(9Z-octadecenoyl)-2-(8Z,11Z,14Z-eicosatrienoyl)-glycero-3-phosphoethanolamine
PE 38:41-(9Z,12Z-octadecadienoyl)-2-(11Z,14Z-eicosadienoyl)-glycero-3-phosphoethanolamine
PE 38:41-(6Z,9Z,12Z-octadecatrienoyl)-2-(11Z-eicosenoyl)-glycero-3-phosphoethanolamine
PE 38:41-(9Z,12Z,15Z-octadecatrienoyl)-2-(11Z-eicosenoyl)-glycero-3-phosphoethanolamine
PE 38:4PE 18:4(6Z,9Z,12Z,15Z)/20:01-(6Z,9Z,12Z,15Z-octadecatetraenoyl)-2-eicosanoyl-glycero-3-phosphoethanolamine
PE 38:41-(11Z-eicosenoyl)-2-(6Z,9Z,12Z-octadecatrienoyl)-glycero-3-phosphoethanolamine
PE 38:41-(11Z-eicosenoyl)-2-(9Z,12Z,15Z-octadecatrienoyl)-glycero-3-phosphoethanolamine
PE 38:41-(8Z,11Z,14Z-eicosatrienoyl)-2-(9Z-octadecenoyl)-glycero-3-phosphoethanolamine
PE 38:41-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-2-octadecanoyl-glycero-3-phosphoethanolamine
PE 38:4PE 22:4(7Z,10Z,13Z,16Z)/16:01-(7Z,10Z,13Z,16Z-docosatetraenoyl)-2-hexadecanoyl-glycero-3-phosphoethanolamine

Table of KEGG reactions in human pathways involving PE 38:4

Rxn IDKEGG ReactionEnzyme
R02051 Phosphatidylethanolamine + H2O <=> Ethanolamine + Phosphatidatephosphatidylethanolamine phosphatidohydrolase
R02053 Phosphatidylethanolamine + H2O <=> 1-Acyl-sn-glycero-3-phosphoethanolamine + Fatty acidphosphatidylethanolamine 2-acylhydrolase
R02054 Phosphatidylethanolamine + H2O <=> 2-Acyl-sn-glycero-3-phosphoethanolamine + Fatty acidphosphatidylethanolamine 1-acylhydrolase
R02055 Phosphatidylserine <=> Phosphatidylethanolamine + CO2Phsophatidyl-L-serine carboxy-lyase
R02056 S-Adenosyl-L-methionine + Phosphatidylethanolamine <=> S-Adenosyl-L-homocysteine + Phosphatidyl-N-methylethanolamineS-adenosyl-L-methionine:phosphatidylethanolamine N-methyltransferase
R02057 CDP-ethanolamine + 1,2-Diacyl-sn-glycerol <=> CMP + PhosphatidylethanolamineCDPethanolamine:1,2-diacylglycerol ethanolaminephosphotransferase
R04480 Phosphatidylethanolamine + CoA <=> 1-Acyl-sn-glycero-3-phosphoethanolamine + Acyl-CoAAcyl-CoA:1-acyl-sn-glycero-3-phosphoethanolamine O-acyltransferase
R07376 Phosphatidylethanolamine + L-Serine <=> Phosphatidylserine + EthanolamineL-1-phosphatidylethanolamine:L-serine phosphatidyltransferase
R08107 Phosphatidylethanolamine + G00149 <=> 1,2-Diacyl-sn-glycerol + G13044Phosphatidylethanolamine + G00149 <=> 1,2-Diacyl-sn-glycerol + G13044
R12351 G13128 + Phosphatidylethanolamine <=> G00148 + 1,2-Diacyl-sn-glycerolG13128 + Phosphatidylethanolamine <=> G00148 + 1,2-Diacyl-sn-glycerol
R12702 Phosphatidylethanolamine + G13044 <=> 1,2-Diacyl-sn-glycerol + G13152GPI ethanolamine phosphate transferase 2/3 subunit F

Table of KEGG human pathways containing PE 38:4

Pathway IDHuman Pathway# of reactions
hsa00564 Glycerophospholipid metabolism 8
hsa00563 Glycosylphosphatidylinositol (GPI)-anchor biosynthesis 3
hsa01100 Metabolic pathways 1
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