>sp|Q2FH63|TRPA_STAA3 Tryptophan synthase alpha chain OS=Staphylococcus aureus GN=trpA MTKLFIPYIMGNKDLIENATLLSENGADIIEIGVPFSDPVADGPVIMEAGQQAIKQGITI DYIFNQLEKHGDQIKCNYVLMTYYNIICHYGEQAFFEKCRDTGVYGLIIPDLPYELSQRL KQQFSHYGVKIISLVAMTTDDKRIKDIVSHAEGFIYTVTMNATTGQNGAFHPELKRKIES IKAIANVPVVAGFGIRTPQHVADIKEVADGIVIGSEIVKRFKSNTREEIIKYLQSIQQTL NN