>tr|B7MIQ8|B7MIQ8_ECO45 RNA polymerase sigma factor OS=Escherichia coli O45:K1 GN=rpoE MSEQLTDQVLVERVQKGDQKAFNLLVVRYQHKVASLVSRYVPSGDVPDVVQEAFIKAYRA LDSFRGDSAFYTWLYRIAVNTAKNYLVAQGRRPPSSDVDAIEAENFESGGALKEISNPEN LMLSEELRQIVFRTIESLPEDLRMAITLRELDGLSYEEIAAIMDCPVGTVRSRIFRAREA IDNKVQPLIRR