>pdb|1em2A GSDNESDEEVAGKKSFSAQEREYIRQGKEATAVVDQILAQEENWKFEKNNEYGDTVYTIEVPFHGKTFILKTFLPCPAEL VYQEVILQPERXVLWNKTVTACQILQRVEDNTLISYDVSAGAAGGVVSPRDFVNVRRIERRRDRYLSSGIATSHSAKPPT HKYVRGENGPGGXIVLKSASNPRVCTFVWILNTDLKGRLPRYLIHQSLAATXFEFAFHLRQRISELGAR