RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0015035
RefMet namePS 18:0/18:1
Alternative namePS(18:0/18:1)
Sum CompositionPS 36:1 View other entries in RefMet with this sum composition
Exact mass789.551987 (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
FormulaC42H80NO10PView other entries in RefMet with this formula
Chemical/Biochemical Classification
Super ClassGlycerophospholipids
Main ClassGlycerophosphoserines
Sub ClassPS (Phosphatidylserines)
Distribution of PS 18:0/18:1 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 PS 18:0/18:1
External Links
ChEBI ID79096
KEGG IDC02737
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
PS 36:111PS 18:0/18:1(9Z)1-octadecanoyl-2-(9Z-octadecenoyl)-sn-glycero-3-phosphoserine
PS 36:11PS 21:0/15:1(9Z)1-heneicosanoyl-2-(9Z-pentadecenoyl)-glycero-3-phosphoserine
PS 36:11-tetradecanoyl-2-(11Z-docosenoyl)-glycero-3-phosphoserine
PS 36:11-(9Z-tetradecenoyl)-2-docosanoyl-glycero-3-phosphoserine
PS 36:11-(9Z-pentadecenoyl)-2-heneicosanoyl-glycero-3-phosphoserine
PS 36:11-hexadecanoyl-2-(11Z-eicosenoyl)-glycero-3-phosphoserine
PS 36:11-(9Z-hexadecenoyl)-2-eicosanoyl-glycero-3-phosphoserine
PS 36:11-heptadecanoyl-2-(9Z-nonadecenoyl)-glycero-3-phosphoserine
PS 36:11-(9Z-heptadecenoyl)-2-nonadecanoyl-glycero-3-phosphoserine
PS 36:1PS 18:1(9Z)/18:01-(9Z-octadecenoyl)-2-octadecanoyl-sn-glycero-3-phosphoserine
PS 36:11-nonadecanoyl-2-(9Z-heptadecenoyl)-glycero-3-phosphoserine
PS 36:11-(9Z-nonadecenoyl)-2-heptadecanoyl-glycero-3-phosphoserine
PS 36:11-eicosanoyl-2-(9Z-hexadecenoyl)-glycero-3-phosphoserine
PS 36:11-(11Z-eicosenoyl)-2-hexadecanoyl-glycero-3-phosphoserine
PS 36:11-docosanoyl-2-(9Z-tetradecenoyl)-glycero-3-phosphoserine
PS 36:11-(11Z-docosenoyl)-2-tetradecanoyl-glycero-3-phosphoserine

Table of KEGG reactions in human pathways involving PS 18:0/18:1

Rxn IDKEGG ReactionEnzyme
R02055 Phosphatidylserine <=> Phosphatidylethanolamine + CO2Phsophatidyl-L-serine carboxy-lyase
R04034 Phosphatidylserine + H2O <=> 2-Acyl-sn-glycero-3-phosphoserine + Fatty acid3-sn-phosphatidyl-L-serine sn-1 acylhydrolase
R07376 Phosphatidylethanolamine + L-Serine <=> Phosphatidylserine + EthanolamineL-1-phosphatidylethanolamine:L-serine phosphatidyltransferase
R07377 Phosphatidylcholine + L-Serine <=> Phosphatidylserine + CholinePhosphatidylcholine + L-Serine <=> Phosphatidylserine + Choline
R09035 Acyl-CoA + 1-Acyl-sn-glycero-3-phosphoserine <=> CoA + Phosphatidylserineacyl-CoA:1-acyl-sn-glycero-3-phosphoserine O-acyltransferase

Table of KEGG human pathways containing PS 18:0/18:1

Pathway IDHuman Pathway# of reactions
hsa00564 Glycerophospholipid metabolism 5
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