>9U5N_1|Chains A, B|histidine kinase|Chloroflexus aggregans (strain MD-66 / DSM 9485) (326427) MASGMIVTDAGADQPIVFVNRAFSTITGYAPNEVLGRNARFLEGPQTDAATVARLREAIAAARPIQERILNYRKDGQPFWNQLSISPVRDETGNVVAFVGVQTDVTAHHHHHH