passages.id: split_4_test_3013_passage
passages.type: progene_text
passages.text: Transcriptional analysis of a constitutively active mutant of the EvgA / EvgS two - component system of Escherichia coli resulted in enhanced expression of 13 PhoP / PhoQ - regulated genes , crcA , hemL , mgtA , ompT , phoP , phoQ , proP , rstA , rstB , slyB , ybjG , yrbL , and mgrB .