RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0001277
RefMet namePE 33:2
Alternative namePE(33:2)
Sum CompositionPE 33:2 View other entries in RefMet with this sum composition
Exact mass701.499557 (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
FormulaC38H72NO8PView other entries in RefMet with this formula
Chemical/Biochemical Classification
Super ClassGlycerophospholipids
Main ClassGlycerophosphoethanolamines
Sub ClassPE (Phosphatidylethanolamines)
Distribution of PE 33:2 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 33:2
External Links
ChEBI ID134446
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 33:24PE 13:0/20:2(11Z,14Z)1-tridecanoyl-2-(11Z,14Z-eicosadienoyl)-glycero-3-phosphoethanolamine
PE 33:21-(9Z-tetradecenoyl)-2-(9Z-nonadecenoyl)-glycero-3-phosphoethanolamine
PE 33:21-pentadecanoyl-2-(9Z,12Z-octadecadienoyl)-glycero-3-phosphoethanolamine
PE 33:21-(9Z-pentadecenoyl)-2-(9Z-octadecenoyl)-glycero-3-phosphoethanolamine
PE 33:21-hexadecanoyl-2-(9Z,12Z-heptadecadienoyl)-glycero-3-phosphoethanolamine
PE 33:21-(9Z-hexadecenoyl)-2-(9Z-heptadecenoyl)-glycero-3-phosphoethanolamine
PE 33:21-(9Z-heptadecenoyl)-2-(9Z-hexadecenoyl)-glycero-3-phosphoethanolamine
PE 33:21-(9Z,12Z-heptadecadienoyl)-2-hexadecanoyl-glycero-3-phosphoethanolamine
PE 33:21-(9Z-octadecenoyl)-2-(9Z-pentadecenoyl)-glycero-3-phosphoethanolamine
PE 33:21-(9Z,12Z-octadecadienoyl)-2-pentadecanoyl-glycero-3-phosphoethanolamine
PE 33:21-(9Z-nonadecenoyl)-2-(9Z-tetradecenoyl)-glycero-3-phosphoethanolamine
PE 33:21-(11Z,14Z-eicosadienoyl)-2-tridecanoyl-glycero-3-phosphoethanolamine

Table of KEGG reactions in human pathways involving PE 33:2

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 33:2

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