si_0746 RNA_polymerase_bacterial DNA-directed RNA polymerase beta' subunit (EC 2.7.7.6) si_0746 RNA_polymerase_bacterial DNA-directed RNA polymerase gamma subunit (EC 2.7.7.6) si_0746 RNA_polymerase_bacterial DNA-directed RNA polymerase delta (= beta'') subunit (EC 2.7.7.6) si_0746 RNA_polymerase_bacterial DNA-directed RNA polymerase beta subunit (EC 2.7.7.6) si_0746 RNA_polymerase_bacterial DNA-directed RNA polymerase alpha subunit (EC 2.7.7.6) si_0746 RNA_polymerase_bacterial DNA-directed RNA polymerase omega subunit (EC 2.7.7.6) si_0746 RNA_polymerase_bacterial DNA-directed RNA polymerase delta subunit (EC 2.7.7.6) si_0746 RNA_polymerase_bacterial DNA-directed RNA polymerase alpha subunit domain