>1rtwB (B:) observed residues (from ATOM records) mfseelikeneniwrrflphkfliemaentikkenfekwlvndyyfvknalrfmallmak apddllpffaesiyyiskelemfekkaqelgislngeidwraksyvnyllsvaslgsfle gftalyceekayyeawkwvrenlkerspyqefinhwssqefgeyvkriekilnslaekhg efekerarevfkevskfelifwdiaygge