CatLogenzyme kinetics catalog

EC 1.2.3.2: xanthine oxidase

OxidoreductasesOpen in Browse

CatLog read 35 records for EC 1.2.3.2 from 1 paper, for 2 organisms. Names in these papers: xanthine oxidase.

EC 1.2.3.2 is no longer current; BRENDA: “transferred to EC 1.1.3.22”.

Read from the paper by an AI model and checked against the paper by a second, separate AI run; code converted the units.

Papers

PaperOrganismsRecords
Xanthine oxidase from human liver: purification and characterizationBos taurus, Homo sapiens35

Records

EnzymeOrganismSubstratekcat (s⁻¹)Km (mM)kcat/Km (mM⁻¹ s⁻¹)ConditionsPaper
xanthine oxidaseBos taurus2-amino-9-(2-deoxy-beta-D-ribofuranosyl)purine—0.9—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseBos taurus2-amino-9-[(2-hydroxyethoxy)methyl]-9H-purine—0.9—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseBos taurus2-amino-9-beta-D-arabinofuranosylpurine—6—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseBos taurus2-amino-9-beta-D-ribofuranosylpurine—4—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseBos taurus2-Aminopurine—0.008—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseBos taurus4-hydroxypyrazolo[3,4-d]pyrimidine—0.0017—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseBos taurus9-beta-D-ribofuranosylpurine—4.2—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseBos taurusHypoxanthine—0.006—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseBos taurusPurine—7 × 10⁻⁴—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseBos taurusXanthine—0.008—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens1-methylnicotinamide—48—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens2'-Deoxyguanosine—0.3—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens2-amino-9-(2-deoxy-beta-D-ribofuranosyl)purine—0.28—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens2-amino-9-[(2-hydroxyethoxy)methyl]-9H-purine—0.14—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens2-amino-9-beta-D-arabinofuranosylpurine—1.3—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens2-amino-9-beta-D-ribofuranosylpurine—0.89—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens2-Aminopurine—0.005—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens2-Hydroxypurine—0.002—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens3-Methylhypoxanthine—0.36—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens4-hydroxypyrazolo[3,4-d]pyrimidineTable III—0.004—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens4-hydroxypyrazolo[3,4-d]pyrimidineTable IV—0.0017—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens6-(methylamino)purine—0.23—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens6-Mercaptopurine—0.016—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens6-Methylpurine—0.87—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens7-hydroxy-3-beta-D-ribofuranosylpyrazolo[4,3-d]pyrimidine—0.55—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens7-Methylhypoxanthine—0.73—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens9-(2-deoxy-beta-D-ribofuranosyl)purine—0.28—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiens9-beta-D-ribofuranosylpurine—0.48—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiensAdenine—0.005—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiensBenzaldehyde—0.93—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiensGuanosine—0.39—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiensHypoxanthine—0.009—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiensInosine—0.042—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiensN-ethyldibenzopyrazine ethylsulfate—0.014—pH 6.8, 37 °CPMID 3010873Open
xanthine oxidaseHomo sapiensXanthine—0.007—pH 6.8, 37 °CPMID 3010873Open