>5ixkB (B:) observed residues (from ATOM records) teiehlvqsvcksyretcqlrledllrqrsnifsreevtgyqrksmwemwercahhltea iqyvvefakrlsgfmelcqndqivllkagamevvlvrmcraynadnrtvffegkyggmel fralgcselissifdfshslsalhfsedeialytalvlinahrpglqekrkveqlqynle lafhhhlckthrqsilaklppkgklrslcsqhverlqifq