Reaction catalyzed by inositol-polyphosphate multikinase (2.7.1.151)
+
ATP
=
+
+
ADP
inositol (1,4,5)-triphosphate
+
ATP
=
inositol (1,3,4,5)-tetrakisphosphate
+
inositol (1,4,5,6)-tetrakisphosphate
+
ADP
