label: inositol-1,4-bisphosphate 1-phosphatase activity
label_lc: inositol-1,4-bisphosphate 1-phosphatase activity
description: "Catalysis of the reaction: 1D-myo-inositol 1,4-bisphosphate + H2O = 1D-myo-inositol 4-phosphate + phosphate."