>4UA1_1|Chains A, B|Regulatory protein|Bacillus megaterium (1404) MKFRIGELADKCGVNKETIRYYERLGLIPEPERTEKGYRMYSQQTVDRLHFIKRMQELGFTLNEIDKLLGVVDRDEAKCRDMYDFTILKIEDIQRKIEDLKRIERMLMDLKERCPENKDIYECPIIETLMKK