label: glucose-1,6-bisphosphate synthase activity
label_lc: glucose-1,6-bisphosphate synthase activity
description: "Catalysis of the reaction: 3-phospho-D-glyceroyl phosphate + alpha-D-glucose 1-phosphate = 3-phospho-D-glycerate + alpha-D-glucose 1,6-bisphosphate + H+."