RefMet Compound Details

MW structure31137 (View MW Metabolite Database details)
RefMet nameLacCer 18:1;O2/18:0
Alternative nameLacCer(d18:1/18:0)
Systematic nameN-(octadecanoyl)-1-b-lactosyl-sphing-4-enine
SMILESCCCCCCCCCCCCCCCCCC(=O)N[C@@H](CO[C@H]1[C@@H]([C@H]([C@@H]([C@@H](CO)O1)O[C@H]1[C@@H]([C@H]([C@H]([C@@H](CO)O1)
O)O)O)O)O)[C@@H](/C=C/CCCCCCCCCCCCC)O
  Run Tanimoto similarity search (with similarity coefficient >=0.6)
Sum CompositionLacCer 36:1;O2 View other entries in RefMet with this sum composition
Exact mass889.649044 (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
FormulaC48H91NO13View other entries in RefMet with this formula
InChIInChI=1S/C48H91NO13/c1-3-5-7-9-11-13-15-17-18-20-22-24-26-28-30-32-40(53)49-36(37(52)31-29-27-25-23-21-19-16-14-12-10-8-6-4-2)35-5
9-47-45(58)43(56)46(39(34-51)61-47)62-48-44(57)42(55)41(54)38(33-50)60-48/h29,31,36-39,41-48,50-52,54-58H,3-28,30,32-35H2,1-2H3,(H
,49,53)/b31-29+/t36-,37+,38?,39?,41-,42-,43+,44?,45?,46+,47+,48-/m0/s1
InChIKeyVOZHMDQUIRUFQW-WOVAPMOWSA-NView other enantiomers/diastereomers of this metabolite in RefMet
Super ClassSphingolipids
Main ClassGlycosphingolipids
Sub ClassHex2Cer (Dihexosyl ceramides)
Pubchem CID44260141
Annotation level1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)

Table of KEGG reactions in human pathways involving LacCer 18:1;O2/18:0

Rxn IDKEGG ReactionEnzyme
R05937 CMP-N-acetylneuraminate + Lactosylceramide <=> CMP + GM3CMP-N-acetylneuraminate + Lactosylceramide <=> CMP + GM3
R05938 UDP-N-acetyl-D-galactosamine + Lactosylceramide <=> UDP + GA2UDP-N-acetyl-D-galactosamine + Lactosylceramide <=> UDP + GA2
R03354 Glucosylceramide + UDP-alpha-D-galactose <=> Lactosylceramide + UDPUDP-alpha-D-galactose:beta-D-glucosyl-(1<->1)-ceramide 4-beta-D-galactosyltransferase
R03355 Lactosylceramide + H2O <=> Glucosylceramide + D-Galactosebeta-D-Galactosyl-1,4-beta-D-glucosylceramide galactohydrolase
R12961 Lactosylceramide sulfate + H2O <=> Lactosylceramide + Sulfatelactosylceramide-sulfate sulfohydrolase
R05971 UDP-N-acetyl-D-glucosamine + Lactosylceramide <=> UDP + Lc3CerUDP-N-acetyl-D-glucosamine + Lactosylceramide <=> UDP + Lc3Cer
R12960 3'-Phosphoadenylyl sulfate + Lactosylceramide <=> Adenosine 3',5'-bisphosphate + Lactosylceramide sulfate3'-phosphoadenylyl-sulfate:lactosylceramide 3'-sulfotransferase

Table of KEGG human pathways containing LacCer 18:1;O2/18:0

Pathway IDHuman Pathway# of reactions
hsa00600 Sphingolipid metabolism 4
hsa00604 Glycosphingolipid biosynthesis - ganglio series 2
hsa01100 Metabolic pathways 2
hsa00601 Glycosphingolipid biosynthesis - lacto and neolacto series 1
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