1-phosphatidyl-1D-myo-inositol 4,5-bisphosphate
1-phosphatidyl-1d-myo-inositol 4,5-bisphosphate
A phosphatidylinositol bisphosphate in which the two phosphate groups are at C-4 and C-5 of the inositol moiety which has the 1<small>D</small>-<i>myo</i> configuration.