label: imidazoleglycerol-phosphate synthase activity
label_lc: imidazoleglycerol-phosphate synthase activity
description: "Catalysis of the reaction: phosphoribulosylformimino-AICAR-P + L-glutamine = D-erythro-imidazole-glycerol-phosphate + aminoimidazole carboxamide ribonucleotide + L-glutamate + 2 H+."