label: guanosine-5'-triphosphate,3'-diphosphate diphosphatase activity
label_lc: guanosine-5'-triphosphate,3'-diphosphate diphosphatase activity
description: "Catalysis of the reaction: guanosine 5'-triphosphate,3'-diphosphate + H2O = guanosine 5'-diphosphate,3'-diphosphate + phosphate."