Target of methotrexate, trimethoprim, pyrimethamine
Enzymes & cofactors
Search by name, gene symbol, EC number or the disorder it causes. Open any enzyme to see every reaction it catalyses, what accelerates it and what inhibits it.
Target of aldose reductase inhibitors; polyol accumulation in diabetes
Rate-limiting for bile acid synthesis; up-regulated by bile acid sequestrants
DPD deficiency: severe 5-fluorouracil toxicity
Vitamin D-dependent rickets type 1; stimulated by PTH, suppressed by FGF-23
CYP3A4 handles ~50% of drugs; major site of drug-drug interactions
G6PD deficiency: oxidative haemolysis, Heinz bodies, bite cells, favism
Activating mutations: hyperinsulinism-hyperammonaemia syndrome
FAD/riboflavin-dependent; links GSH recycling to the pentose phosphate pathway
Produces biliverdin, CO and Fe2+; rate-limiting for heme catabolism