>sp|Q2FHA3|KHSE_STAA3 Homoserine kinase OS=Staphylococcus aureus GN=thrB MSNVLELTIPASTANLGVGFDSIGMALDKFLHLSVKETSGTKWEYIFHDDASKQLPTDET NFIYHVAQQVASKYSVDLPNLCIEMRSDIPLARGLGSSASALVGAIYIANYFGDIQLSKH EVLQLATEIEGHPDNVAPTIYGGLIAGYYNDVSKETSVAHIDIPDVDVIVTIPTYELKTE ASRRALPQKLTHSEAVKSSAISNTMICALAQHNYELAGKLMQQDGFHEPYRQHLIAEFDE VKTIASQHNAYATVISGAGPTILIFSRKENSGELVRSLNSQVVSCHSELVDINISGVKER IVYQ