>6j4jC (C:) observed residues (from ATOM records)
nvslarqnyaddsesaineqinveynvsyvyhalfayfdrdnialkglakffkesseeer
ehaeqlikyqnirggrvvlhpitsppsefehsekgdalyamelalslekltnekllhvhs
vadrnndpqladfieseflyeqvksikkiaeyvaqlrlvgkghgvwhfdqkllhd