RefMet Compound Details

MW structure37106 (View MW Metabolite Database details)
RefMet nameHypoxanthine
Systematic name7H-purin-6-ol
Sum CompositionHypoxanthine View other entries in RefMet with this sum composition
Exact mass136.038511 (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
FormulaC5H4N4OView other entries in RefMet with this formula
InChIKeyFDGQSTZJBFJUBT-UHFFFAOYSA-NView other enantiomers/diastereomers of this metabolite in RefMet
Super ClassNucleic acids
Main ClassPurines
Sub ClassHypoxanthines
Pubchem CID135398638
Annotation level1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)

Table of KEGG reactions in human pathways involving Hypoxanthine

Rxn IDKEGG ReactionEnzyme
R01128 IMP + H2O <=> Hypoxanthine + D-Ribose 5-phosphate5'-Inosinate phosphoribohydrolase
R01863 Inosine + Orthophosphate <=> Hypoxanthine + alpha-D-Ribose 1-phosphateinosine:phosphate alpha-D-ribosyltransferase
R01768 Hypoxanthine + NAD+ + H2O <=> Xanthine + NADH + H+hypoxanthine:NAD+ oxidoreductase
R01769 Hypoxanthine + Oxygen + H2O <=> Xanthine + Hydrogen peroxideHypoxanthine:oxygen oxidoreductase
R02748 Deoxyinosine + Orthophosphate <=> Hypoxanthine + 2-Deoxy-D-ribose 1-phosphateDeoxyinosine:orthophosphate ribosyltransferase
R01132 IMP + Diphosphate <=> Hypoxanthine + 5-Phospho-alpha-D-ribose 1-diphosphateIMP:diphosphate phospho-D-ribosyltransferase
R01770 Inosine + H2O <=> Hypoxanthine + D-RiboseInosine ribohydrolase

Table of KEGG human pathways containing Hypoxanthine

Pathway IDHuman Pathway# of reactions
hsa00230 Purine metabolism 5