RefMet Compound Details

RefMet IDRM0122213
MW structure87854 (View MW Metabolite Database details)
RefMet nameCer 18:0;O3/19:0
Alternative nameCer(t18:0/19:0)
Systematic nameN-(nonadecanoyl)-4R-hydroxysphinganine
SMILESCCCCCCCCCCCCCCCCCCC(=O)N[C@@H](CO)[C@@H]([C@@H](CCCCCCCCCCCCCC)O)O   Run Tanimoto similarity search (with similarity coefficient >=0.6)
Sum CompositionCer 37:0;O3 View other entries in RefMet with this sum composition
Exact mass597.569609 (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
FormulaC37H75NO4View other entries in RefMet with this formula
InChIInChI=1S/C37H75NO4/c1-3-5-7-9-11-13-15-17-18-19-20-22-24-26-28-30-32-36(41)38-34(33-39)37(42)35(40)31-29-27-25-23-21-16-14-12-10-8
-6-4-2/h34-35,37,39-40,42H,3-33H2,1-2H3,(H,38,41)/t34-,35+,37-/m0/s1
InChIKeyYNKILPVOSKSJGB-NIOPZXMRSA-NView other enantiomers/diastereomers of this metabolite in RefMet
Super ClassSphingolipids
Main ClassCeramides
Sub ClassPhytoCer (Phytoceramides)
Pubchem CID5322154
Annotation level1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)

Table of KEGG reactions in human pathways involving Cer 18:0;O3/19:0

Rxn IDKEGG ReactionEnzyme
R06526 Dihydroceramide + 2 Ferrocytochrome b5 + Oxygen + 2 H+ <=> Phytoceramide + 2 Ferricytochrome b5 + H2Odihydroceramide,ferrocytochrome b5:oxygen oxidoreductase (C4-hydroxylating)
R06527 C26-CoA + Phytosphingosine <=> CoA + Phytoceramideacyl-CoA: phytosphingosine N-acyltransferase
R06528 Phytoceramide + H2O <=> Fatty acid + PhytosphingosinePhytoceramide amidohydrolase

Table of KEGG human pathways containing Cer 18:0;O3/19:0

Pathway IDHuman Pathway# of reactions
hsa00600 Sphingolipid metabolism 2
hsa01100 Metabolic pathways 1
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