>4m44B (B:) observed residues (from ATOM records)
ffgaiagfleggwegmiagwhgytshgahgvavaadlkstqeainkitknlnslselevk
nlqrlsgamdelhneileldekvddlradtissqielavllsnegiinsedehllalerk
lkkmlgpsavdigngcfetkhkcnqtcldriaagtfnagefslptfdslni