label: phosphatidylinositol-3,4-bisphosphate binding
label_lc: phosphatidylinositol-3,4-bisphosphate binding
description: "Binding to phosphatidylinositol-3,4-bisphosphate, a derivative of phosphatidylinositol in which the inositol ring is phosphorylated at the 3' and 4' positions."