. . . . . . . . "Alters gamma-secretase cleavage specificity. Increased production of amyloid beta(42). No effect on enzymatic activity." . "256"^^ . . "256"^^ . . "Mutagenesis site occurs in NX_P49768-7 at amino acids 256 - 256." . . . . . "neXtProt gold" . . . . . . . . . "2014-09-19T00:00:00.0Z"^^ . . . "neXtProt database" . "CALIPHO project" . . . . . "1" . . .