>6XIU_1|Chains A, B|Regulatory protein Rns|Escherichia coli (562) MDFKYTEEKETIKINNIMIHKYTVLYTSNCIMDIYSEEEKITCFSNRLVFLERGVNISVRMQKQILSEKPYVAFRLNGDMLRHLKDALMIIYGMSKIDTNACRSMSRKIMTTEVNKTLLDELKNINSHDNSAFISSLIYLISKLENNEKIIESIYISSVSFFSDKVRNLIEKDLSRKWTLGIIADAFNASEITIRKRLESENTNFNQILMQLRMSKAALLLLENSYQISQISNMIGISSASYFIRIFNKHYGVTPKQFFTYFKGG