>3bt6B (B:) SEQRES residues
gffgaiagfleggwegmiagwhgytshgahgvavaadlkstqeainkitknlnslselev
knlqrlsgamdelhneileldekvddlradtissqielavllsnegiinsedehllaler
klkkmlgpsavdigngcfetkhkcnqtcldriaagtfnagefslptfds