De novo pyrimidine biosynthesis, glutamine (+ PRPP) => UMP
Brite
Enzymes [BR:gbx01000]
1. Oxidoreductases
1.3 Acting on the CH-CH group of donors
1.3.98 With other, known, physiological acceptors
1.3.98.1 dihydroorotate dehydrogenase (fumarate)
SANA_13160