>tr|E1J6E7|E1J6E7_ECOLX DNA-directed RNA polymerase subunit omega OS=Escherichia coli MS 124-1 GN=rpoZ MARVTVQDAVEKIGNRFDLVLVAARRARQMQVGGKDPLVPEENDKTTVIALREIEEGLIN NQILDVRERQEQQEQEAAELQAVTAIAEGRR