Pyrimidine nucleotide synthesis and degradation

Synthesis of UTP, CTP and TMP
1 Miltifunctional enzyme
Carbamoyl phosphate synthase II
Aspartate transcarbomoylase
Dihydroorotase

1 Dehydrogenase- Dihydroorotate DH

1 Bifunctional enzyme
OPRTase
OMP decarboxylase

Disorder- Orotate aciduria

Degradation into
beta- alanine and beta- aminoisobutyrate

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