This amidated beta-amyloid (1-42) peptide has a 5-FAM (Ex/Em = 492/518 nm) conjugated on the N-terminus, and also on the C-terminus through the side chain of the additional Lysine.
5 - FAM - Asp - Ala - Glu - Phe - Arg - His - 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 - Lys(5 - FAM) - NH2