Compound as reactive (2)
H2O + H+ + 2,5-diamino-6-(5-phospho-D-ribitylamino)pyrimidin-4(3H)-one → 5-amino-6-(5-phospho-D-ribitylamino)uracil + ammonium
2,5-diamino-6-(5-phospho-D-ribosylamino)pyrimidin-4(3H)-one + NAD(P)H + H+ ← NAD(P)+ + 2,5-diamino-6-(5-phospho-D-ribitylamino)pyrimidin-4(3H)-one
Compound as product (1)
NAD+ + 2,5-diamino-6-(5-phospho-D-ribitylamino)pyrimidin-4(3H)-one ← 2,5-diamino-6-(5-phospho-D-ribosylamino)pyrimidin-4(3H)-one + NADH + H+
Reversible reaction (1)
NADP+ + 2,5-diamino-6-(5-phospho-D-ribitylamino)pyrimidin-4(3H)-one ↔ 2,5-diamino-6-(5-phospho-D-ribosylamino)pyrimidin-4(3H)-one + NADPH + H+