Aß (17-42) or p3 is a major Aß peptide in Down’s syndrome cerebellar pre-amyloid and Alzheimer’s disease tissue pre-amyloid. It is also present in low quantities in neuritic plaques. Pre-amyloid can be defined biochemically as lesions in which the major Aß peptide is p3.
Lalowski, M. et al. J. Biol. Chem.271, 33623 (1996); Wisniewski, T. et al. Biochem. J.313, 575 (1996); Gowing, E. et al. J. Biol. Chem.269, 10987 (1994).
Molecular Weight
2577.1
Sequence (One-Letter Code)
LVFFAEDVGSNKGAIIGLMVGGVVIA
Sequence (Three-Letter Code)
H - 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