>2rfuB (B:) SEQRES residues
gffgaiagfleggwegmiagwhgytshgahgvavaadlkstqeainkitknlnslselev
knlqrlsgamdelhneileldekvddlradtissqielavllsnegiinsedehllaler
klkkmlgpsavdigngcfetkhkcnqtcldriaagtfnagefslptfdslnitaas