RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0134183
RefMet nameCer 34:1;O3
Alternative nameCer(t34:1)
Sum CompositionCer 34:1;O3 View other entries in RefMet with this sum composition
Exact mass553.507009 (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
FormulaC34H67NO4View other entries in RefMet with this formula
Chemical/Biochemical Classification
Super ClassSphingolipids
Main ClassCeramides
Sub ClassPhytoCer (Phytoceramides)
Distribution of Cer 34:1;O3 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 Cer 34:1;O3
External Links
KEGG IDC00422
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
Cer 14:1;O2/20:0;ON-(2-hydroxy-eicosanoyl)-tetradecasphing-4-enine
Cer 18:1;O2/16:0;ON-(2-hydroxy-hexadecanoyl)-sphing-4-enine
Cer 18:1;O2/16:0;ON-(3R-hydroxy-hexadecanoyl)-sphing-4-enine
Cer 18:1;O2/16:0;ON-(2R-hydroxyhexadecanoyl)-8E-octadecasphingenine
Cer 18:1;O2/16:0;ON-(2R-hydroxyhexadecanoyl)-8Z-octadecasphingenine
Cer t18:1(6OH)/16:0N-(hexadecanoyl)-6R-hydroxy-sphing-4E-enine

Table of KEGG reactions in human pathways involving Cer 34:1;O3

Rxn IDKEGG ReactionEnzyme
R01350 Glycerol + Fatty acid <=> TriacylglycerolGlycerol acylhydrolase
R02250 Triacylglycerol + H2O <=> 1,2-Diacyl-sn-glycerol + Fatty acidtriacylglycerol acylhydrolase
R02251 Triacylglycerol + CoA <=> 1,2-Diacyl-sn-glycerol + Acyl-CoAacyl-CoA:1,2-diacyl-sn-glycerol O-acyltransferase
R05333 Phospholipid + 1,2-Diacyl-sn-glycerol <=> Lysophospholipid + TriacylglycerolPhospholipid:1,2-diacyl-sn-glycerol O-acyltransferase

Table of KEGG human pathways containing Cer 34:1;O3

Pathway IDHuman Pathway# of reactions
hsa00561 Glycerolipid metabolism 3
hsa01100 Metabolic pathways 1
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