[Arg6] - beta - Amyloid (1 - 42), English Mutation
% Peak Area By HPLC ≥ 95%
This is amino acids 1 to 42 beta-amyloid with the England mutation where His6 is replaced by Arg6. This novel familial Alzheimer’s disease (FAD) -linked APP mutation accelerates the fibril elongation rate without a concomitant increase in the levels of protofibrils. The proband in the English family was diagnosed at 55 years of age.
H - Asp - Ala - Glu - Phe - Arg - Arg - Asp - Ser - Gly - Tyr - Glu - Val - His - His - Gln - Lys - Leu - Val - Phe - Phe - Ala - Glu - Asp - Val - Gly - Ser - Asn - Lys - Gly - Ala - Ile - Ile - Gly - Leu - Met - Val - Gly - Gly - Val - Val - Ile - Ala - OH