Reaction catalyzed by formate-phosphoribosylaminoimidazolecarboxamide ligase (6.3.4.23)
ATP
+
+
=
ADP
+
+
ATP
+
formate
+
5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide
=
ADP
+
phosphate
+
5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide
