>sp|Q1RHG4|NUSB_RICBR Transcription antitermination protein NusB OS=Rickettsia bellii GN=nusB MSSNKINKKSIARIAAIQAIYQHMLRNNDNIDDIIENVLSFYRNDTSMTDSPIKISLTIS HFKMLVKLVFENIDKIDEIISNHLVNDKNQNHIPILLQALLRSGICELLFFPDIPTKVII NEYTDIANDMLNDHEIGFVNSILDKIAHENKRFYDK