Reaction catalyzed by pyridoxal 5'-phosphate synthase (glutamine hydrolysing) (4.3.3.6)
+
+
NH4+
=
+
4
H2O
+
D-ribose 5-phosphate
+
glyceraldehyde 3-phosphate
+
NH4+
=
pyridoxal 5'-phosphate
+
4 H2O
+
phosphate
