>tr|A7ZQ17|A7ZQ17_ECO24 RNA polymerase sigma factor OS=Escherichia coli O139:H28 GN=rpoE MSEQLTDQVLVERVQKGDQKAFNLLVVRYQHKVASLVSRYVPSGDVPDVVQEAFIKAYRA LDSFRGDSAFYTWLYRIAVNTAKNYLVAQGRRPPSSDVDAIEAENFESGGALKEISNPEN LMLSEELRQIVFRTIESLPEDLRMAITLRELDGLSYEEIAAIMDCPVGTVRSRIFRAREA IDNKVQPLIRR