>3NNN_1|Chains A, B|DNA BINDING RESPONSE REGULATOR D|Thermotoga maritima (2336) MNVRVLVVEDERDLADLITEALKKEMFTVDVCYDGEEGMYMALNEPFDVVILDIMLPVHDGWEILKSMRESGVNTPVLMLTALSDVEYRVKGLNMGADDYLPKPFDLRELIARVRALIRRKS