>tr|F7X4B5|F7X4B5_SINMM Transcription antitermination protein NusB OS=Sinorhizobium meliloti GN=nusB MTNTPSDQPLKQVNQRGAARLAAVQALYQMDVGGTGVLEIVAEYEEHRLGKELDGDTYLR ADASWFRSIVAGVVRDQRKLDPLIGSALQDDWALSRLDSTVRAILRAGTFEILERKDVPV PVIVTEYVEIAKAFFQDEEPKLVNAVLDRIAKQVRGDQRK