RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0124725
RefMet nameCerP 20:1;O2/22:0
Alternative nameCerP(d20:1/22:0)
Systematic nameN-(docosanoyl)-4E-eicosasphingenine-1-phosphate
SynonymsPubChem Synonyms
Sum CompositionCerP 42:1;O2 View other entries in RefMet with this sum composition
Exact mass729.603627 (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
FormulaC42H84NO6PView other entries in RefMet with this formula
Molecular descriptors
Molfile88378 (Download molfile/View MW Metabolite Database details)
InChIInChI=1S/C42H84NO6P/c1-3-5-7-9-11-13-15-17-19-20-21-22-24-26-28-30-32-34-36-38-42(45)43-40(39-49-50(46,47)48)41(44)37-35-33-31-29-
27-25-23-18-16-14-12-10-8-6-4-2/h35,37,40-41,44H,3-34,36,38-39H2,1-2H3,(H,43,45)(H2,46,47,48)/b37-35+/t40-,41+/m0/s1
InChIKeyFNFKPEFBNGFFRY-AUTSUKAISA-NView other enantiomers/diastereomers of this metabolite in RefMet
SMILESCCCCCCCCCCCCCCCCCCCCCC(=O)N[C@@H](COP(=O)(O)O)[C@@H](/C=C/CCCCCCCCCCCCCCC)O
Run Tanimoto similarity search (with similarity coefficient >=0.6)
Chemical/Biochemical Classification
Super ClassSphingolipids
Main ClassCeramides
Sub ClassCer-1-P (Ceramide-1-phosphates)
Distribution of CerP 20:1;O2/22:0 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 CerP 20:1;O2/22:0
External Links
Pubchem CID145715433
LIPID MAPSLMSP02059CNX
KEGG IDC02960
Structural annotation level
Annotation level1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)

Table of KEGG reactions in human pathways involving CerP 20:1;O2/22:0

Rxn IDKEGG ReactionEnzyme
R01495 ATP + N-Acylsphingosine <=> ADP + Ceramide 1-phosphateATP:ceramide 1-phosphotransferase
R06522 Ceramide 1-phosphate + H2O <=> N-Acylsphingosine + Orthophosphate3-sn-phosphatidate phosphohydrolase

Table of KEGG human pathways containing CerP 20:1;O2/22:0

Pathway IDHuman Pathway# of reactions
hsa00600 Sphingolipid metabolism 2
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