TY - RPRT TI - Changes in the association between Bacillus subtilis RNA polymerase core and two specificity-determining subunits during transcription. AU - B K Chelm AU - C Beard AU - E P Geiduschek PY - 1981 DO - 10.1021/bi00526a007 UR - https://pubmed.ncbi.nlm.nih.gov/6796116/ ID - 6796116 ER -