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Electron micrographs of final aggregates. (a) K2Q23K2 (from reference 23); (b) K2Q10PGQ11K2; (c) D2Q23K2; (d) oxidized K2CQ22CK2; (e) K2Q10pGQ11K2; (f)AcWQ11pGQ11WTGK2; (g) AcWQ22WTGK2; (h) K2Q41K2. The 50 nm scale bar in part a applies to all panels.
