>4RKR_1|Chains A, B, C, D|Transcriptional regulator, LacI family|Arthrobacter sp. (290399) MSLSRFAKGLVQGARTSVGLAIPDLTNPYFPAFASSVVELATLRGWHVVVDDYGHGGRSGLDAVEHLAPQVDAVIGYLGGYADQAQTVLGRRPLIVLDENPGGAAGSINFDYQHAAKVAVAQLMDSKRQHIAYLEAGSASESDEPVPCTVRGKAVAGRLDELGASWSLIVAEETAEAAREAAAAFLREHPETDGILAFNDLMAAGVLKALSGSGRRVPEDCAVIGMDGIPLGELLSPQLSTMALDLREVGRAAVELLVGLLSGAVTPGSQSSRTTLKHRLVLRESTEGHHHHHH