>3i9sD (D:) observed residues (from ATOM records)
veikrvdkhhcldlvgifieleryyfgdkaaseqdlanylshqvfsehsgvkviaavehd
kvlgfatytimfpapklsgqmymkdlfvsssargkgiglqlmkhlatiaithncqrldwt
aestnptagkfyksigaslirekeyyrfegnglnklaksl