>8UPK_1|Chains A, B|Bacteriophytochrome (Light-regulated signal transduction histidine kinase)|Stigmatella aurantiaca (41) MRPSVSELELSQCDREPIHLLGGIQAYGVLLAFRGPDRRLEVVSANTQALLGRPPEALLGKTAAQVLPAELWAQWELLSARGALRVALPSGPYRALLHESDGLTVLELEPAELQPDMEETALELVRRLVSPLAGAKGTRELLQTAANTVRALTGFDRVMVYRFDADWHGEVLAESKREGMDGFLGMHFPATDIPVQARALYTRNPLRLIANARARPVPLVPSVVPELGRPLDLSGSALRSVSPIHLEYLRNMGVEASFSLSLLKDGALWGLIACHHLAPLHLSYERRRACEVLTQLLALQLSSEERAAEAAEDSHRAALLGPLATSLGAGGTLEEALAKDGARVLELTGATGAALLLGGEPLLVGRTPSMDEVEALAAWLAPQPFQTSFHTERLGSLYPPLAARADVAAGLLAVRLAPASSRLALWFRPEAVRTISWAGNPRKPAEPEPGHARLHPRGSFQAWEETVRETSPAWKRADLAAAEGFRSALIGVVLRQAAELERLSEALSRSNAELDAFGHTVAHDLKEPLRGIQQYAGFVMEDYHGALGPEGRGHMESLMWLAQRSGDMLDGLFEYSRAGRVDLAWGEVNMQEVVDEVLATLSTRFQAEKLTVRMPRRLPTVRCDGIRIAQVWANLLVNAAKYQEGPERWVEAGFHGPGEPRPGAAGRYASAYVFYVKDPGIGIAPPFHEAIFEMFRRLHSAKAYGGGTGVGLAIARRLVQLHGGALWVDSAPKQGATFYFTLGRGPG