Fig. 3. Lipid extraction activity of PDZD8.
a Domain structure of mouse PDZD8(WT) and PDZD8(ΔTM). b Schematic representation of the liposome-FRET assay. c Phospholipid (PA, PS, PE, and PC) extraction activities of GST-PDZD8(ΔTM). d Ceramide (left) or cholesterol (right) extraction activity of GST-PDZD8(ΔTM). e Initial velocity of lipid extraction by GST-PDZD8(ΔTM) measured in c and d). f Phospholipid extraction activities of GST-PDZD8(ΔTM) with PA, PS, PE, and PC in the absence (−) or presence (+) of acceptor liposomes. g Concentration dependence for lipid extraction activity of GST-PDZD8(ΔTM) with PS in the absence (left) or presence (right) of acceptor liposomes. h Initial velocity of lipid extraction by GST-PDZD8(ΔTM) measured in g. i Detection of lipid (PS) extracted by GST-PDZD8(ΔTM) in the supernatent (Sup) separated from liposomes in the pellet after ultracentrifugation of the reaction mixture at 300 s.