>2a2nC (C:) observed residues (from ATOM records) tqaegpkrvsdsaiihtsmgdihtklfpvecpktvenfcvhsrngyynghtfhriikgfm iqtgdptgtgmggesiwggefedefhstlrhdrpytlsmanagsntngsqffitvvptpw ldnkhtvfgrvtkgmevvqrisnvkvnpktdkpyedvsiinitvk