RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0134944
RefMet namePC 16:0_20:4
Alternative namePC(16:0_20:4)
Sum CompositionPC 36:4 View other entries in RefMet with this sum composition
Exact mass781.562157 (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
FormulaC44H80NO8PView other entries in RefMet with this formula
Chemical/Biochemical Classification
Super ClassGlycerophospholipids
Main ClassGlycerophosphocholines
Sub ClassPC (Phosphatidylcholines)
Distribution of PC 16:0_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 16:0_20:4
External Links
ChEBI ID167250
KEGG IDC00157
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 36:49PC 18:2(9Z,12Z)/18:2(9Z,12Z)1,2-di-(9Z,12Z-octadecadienoyl)-sn-glycero-3-phosphocholine
PC 36:43PC 16:0/20:4(5Z,8Z,11Z,14Z)1-hexadecanoyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phosphocholine
PC 36:42PC 18:1(9Z)/18:3(6Z,9Z,12Z)1-(9Z-octadecenoyl)-2-(6Z,9Z,12Z-octadecatrienoyl)-glycero-3-phosphocholine
PC 36:41PC 14:0/22:4(7Z,10Z,13Z,16Z)1-tetradecanoyl-2-(7Z,10Z,13Z,16Z-docosatetraenoyl)-glycero-3-phosphocholine
PC 36:41PC 16:0/20:4(5E,8E,11E,14E)1-hexadecanoyl-2-(5E,8E,11E,14E-eicosatetraenoyl)-sn-glycero-3-phosphocholine
PC 36:41PC 18:2(2Z,4Z)/18:2(2Z,4Z)1,2-di-(2Z,4Z-octadecadienoyl)-sn-glycero-3-phosphocholine
PC 36:41PC 20:4(5Z,8Z,11Z,14Z)/16:01-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-2-hexadecanoyl-sn-glycero-3-phosphocholine
PC 36:41-hexadecanoyl-2-(8Z,11Z,14Z,17Z-eicosatetraenoyl)-sn-glycero-3-phosphocholine
PC 36:41-(9Z-hexadecenoyl)-2-(5Z,8Z,11Z-eicosatrienoyl)-sn-glycero-3-phosphocholine
PC 36:41-(9Z-hexadecenoyl)-2-(8Z,11Z,14Z-eicosatrienoyl)-glycero-3-phosphocholine
PC 36:4PC 18:0/18:4(6Z,9Z,12Z,15Z)1-octadecanoyl-2-(6Z,9Z,12Z,15Z-octadecatetraenoyl)-sn-glycero-3-phosphocholine
PC 36:41-octadecanoyl-2-(9E,11E,13E,15E-octadecatetraenoyl)-sn-glycero-3-phosphocholine
PC 36:41-(11Z-octadecenoyl)-2-(6Z,9Z,12Z-octadecatrienoyl)-sn-glycero-3-phosphocholine
PC 36:41-(11Z-octadecenoyl)-2-(9Z,12Z,15Z-octadecatrienoyl)-sn-glycero-3-phosphocholine
PC 36:4PC 18:1(9Z)/18:3(9Z,12Z,15Z)1-(9Z-octadecenoyl)-2-(9Z,12Z,15Z-octadecatrienoyl)-sn-glycero-3-phosphocholine
PC 36:4PC 18:2(2E,4E)/18:2(2E,4E)1,2-di-(2E,4E-octadecadienoyl)-sn-glycero-3-phosphocholine
PC 36:41,2-di-(6Z,9Z-octadecadienoyl)-sn-glycero-3-phosphocholine
PC 36:41,2-di-(9Z,11Z-octadecadienoyl)-sn-glycero-3-phosphocholine
PC 36:41-(6Z,9Z,12Z-octadecatrienoyl)-2-(11Z-octadecenoyl)-sn-glycero-3-phosphocholine
PC 36:4PC 18:3(6Z,9Z,12Z)/18:1(9Z)1-(6Z,9Z,12Z-octadecatrienoyl)-2-(9Z-octadecenoyl)-glycero-3-phosphocholine
PC 36:41-(9Z,12Z,15Z-octadecatrienoyl)-2-(11Z-octadecenoyl)-sn-glycero-3-phosphocholine
PC 36:4PC 18:3(9Z,12Z,15Z)/18:1(9Z)1-(9Z,12Z,15Z-octadecatrienoyl)-2-(9Z-octadecenoyl)-sn-glycero-3-phosphocholine
PC 36:41-(6Z,9Z,12Z,15Z-octadecatetraenoyl)-2-octadecanoyl-glycero-3-phosphocholine
PC 36:41-(5Z,8Z,11Z-eicosatrienoyl)-2-(9Z-hexadecenoyl)-sn-glycero-3-phosphocholine
PC 36:41-(8Z,11Z,14Z-eicosatrienoyl)-2-(9Z-hexadecenoyl)-glycero-3-phosphocholine
PC 36:41-(8E,11E,14E,17E-eicosatetraenoyl)-2-hexadecanoyl-sn-glycero-3-phosphocholine
PC 36:41-(7Z,10Z,13Z,16Z-docosatetraenoyl)-2-tetradecanoyl-glycero-3-phosphocholine

Table of KEGG reactions in human pathways involving PC 16:0_20:4

Rxn IDKEGG ReactionEnzyme
R01310 Phosphatidylcholine + H2O <=> Phosphatidate + Cholinephosphatidylcholine phosphatidohydrolase
R01315 Phosphatidylcholine + H2O <=> 1-Acyl-sn-glycero-3-phosphocholine + Fatty acidphosphatidylcholine 2-acylhydrolase
R01316 Phosphatidylcholine + H2O <=> 2-Acyl-sn-glycero-3-phosphocholine + Fatty acidphosphatidylcholine 1-acylhydrolase
R01317 Phosphatidylcholine + H2O <=> 1-Acyl-sn-glycero-3-phosphocholine + Arachidonatephosphatidylcholine 2-acylhydrolase
R01318 Acyl-CoA + 1-Acyl-sn-glycero-3-phosphocholine <=> CoA + PhosphatidylcholineAcyl-CoA:1-acyl-sn-glycero-3-phosphocholine O-acyltransferase
R01320 S-Adenosyl-L-methionine + Phosphatidyl-N-dimethylethanolamine <=> S-Adenosyl-L-homocysteine + PhosphatidylcholineS-adenosyl-L-methionine:phosphatidyl-N-dimethylethanolamine N-methyltransferase
R01321 CDP-choline + 1,2-Diacyl-sn-glycerol <=> CMP + PhosphatidylcholineCDP-choline:1,2-diacyl-sn-glycerol cholinephosphotransferase
R02114 Phosphatidylcholine + Sterol <=> 1-Acyl-sn-glycero-3-phosphocholine + Steryl esterPhosphatidylcholine:sterol O-acyltransferase
R07064 Phosphatidylcholine + H2O <=> 1-Acyl-sn-glycero-3-phosphocholine + Linoleatephosphatidylcholine 2-acylhydrolase
R07377 Phosphatidylcholine + L-Serine <=> Phosphatidylserine + CholinePhosphatidylcholine + L-Serine <=> Phosphatidylserine + Choline
R07859 Phosphatidylcholine + H2O <=> 1-Acyl-sn-glycero-3-phosphocholine + (9Z,12Z,15Z)-Octadecatrienoic acidPhosphatidylcholine + H2O <=> 1-Acyl-sn-glycero-3-phosphocholine + (9Z,12Z,15Z)-Octadecatrienoic acid
R07860 Phosphatidylcholine + H2O <=> 2-Acyl-sn-glycero-3-phosphocholine + (9Z,12Z,15Z)-Octadecatrienoic acidPhosphatidylcholine + H2O <=> 2-Acyl-sn-glycero-3-phosphocholine + (9Z,12Z,15Z)-Octadecatrienoic acid

Table of KEGG human pathways containing PC 16:0_20:4

Pathway IDHuman Pathway# of reactions
hsa00564 Glycerophospholipid metabolism 8
hsa00592 alpha-Linolenic acid metabolism 2
hsa00590 Arachidonic acid metabolism 1
hsa00591 Linoleic acid metabolism 1
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