... aminoacids and there are three isoforms, apoE2, apoE3, and apoE4, encoded by the ε2, ε3, and ε4 genes, respectively.These isoforms differ from each other only at residues112 and 158 i.e. Cys112 and Arg158 ... the VLDL band was shifted with the binding of apoEproteins.LDLR Binding Assay The detailed procedures for the LDLR binding assayhave been described previously [22,37,38]. Briefly, human ... properties of the three apoE-(72-166) isoforms. In the presence of lipid, the degree of apoE-(72-166) disso-ciation and extended conformation was significantlyelevated. The functional assays conclude...