>3NI7_1|Chains A, B|Bacterial regulatory proteins, TetR family|Nitrosomonas europaea (915) MTINNDPMRDAIVDTAVELAAHTSWEAVRLYDIAARLAVSLDEIRLYFREKDELIDAWFDRADSRMLKEAESAGFLDLVASERIHHLIMIWLDALAVQRKVTRQMIMSKLEFGHIHIQIPAVMRVSRTVQWVREAAQRDATFMRRALEESTLTTIYLMTFFFWMRDESENSRHTRQFLKRHLTMAAWLGQKVYGKDPEKSTVPHKQQIPLQFD