>2P4W_1|Chains A, B|Transcriptional regulatory protein arsR family|Pyrococcus furiosus (2261) MGEELNRLLDVLGNETRRRILFLLTKRPYFVSELSRELGVGQKAVLEHLRILEEAGLIESRVEKIPRGRPRKYYMIKKGLRLEILLTPTLFGSEMYEAKGVRKSPEYEQAKELIKSQEPINVKMRELAEFLHELNERIREIIEEKRELEEARILIETYIENTMRRLAEENRQIIEEIFRDIEKILPPGYARSLKEKFLNINI