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Structure of CSP1. (A) Backbone superposition of the 20 best structures of CSP1 derived by NMR analysis. The structures are superimposed over the backbone atoms of residues 6 to12. (B) Cartoon of CSP1 depicting the α-helix. (C) Helical region residues 6 to 12 viewed from the N-terminal side. Polar side chains (Lys-6, Arg-9, and Asp-10) are blue, and hydrophobic side chains (Phe-7, Phe-8, Phe-11, and Ile-12) are red.
