>sp|P19466|MTRB_BACSU Transcription attenuation protein MtrB OS=Bacillus subtilis (strain 168) OX=224308 GN=mtrB PE=1 SV=1 MNQKHSSDFVVIKAVEDGVNVIGLTRGTDTKFHHSEKLDKGEVIIAQFTEHTSAIKVRGE ALIQTAYGEMKSEKK