... the antibody epitope to the N-terminal segment and the fibronectin-binding site to the C-terminal segment of the repeat. The distinct localization of the 15E11 epitope and the fibronectin-binding site ... lgÆmL)1FnBPA-1, FnBPA-2, FnBPA-3, FnBPA-4,FnBPA-5, FnBPA-6, FnBPA-7, FnBPA-8, FnBPA-9,FnBPA-10, and FnBPA-11, and FnBPB-1, FnBPB-2 ⁄ 3, Fn-BPB-4, FnBPB-5, FnBPB-6, FnBPB-7, FnBPB-8, FnBPB-9,FnBPB-10, ... high-affinity Fn-binding motifs (FnBPB-1, FnBPB-4,FnBPB-5, FnBPB-9, FnBPB-10, and FnBPB-11) in both proteins, and low-affinity binding sites in the remaining motifs. This was confirmed when the singlerepeats...