the inhibition of uroporphyrinogen decarboxylase by ferrous ion , coupled with its previously reported inhibitory effect on uroporphyrinogen iii cosynthetase , provides a possible biochemical explanation for the pattern of urinary porphyrin excretion observed in patients with porphyria cutanea tarda and the clinical association with disordered iron metabolism .
C0042085
uroporphyrinogen decarboxylase
C0162566
porphyria cutanea tarda