>tr|E4QD31|E4QD31_CALH1 Pyruvate flavodoxin/ferredoxin oxidoreductase domain protein OS=Caldicellulosiruptor hydrothermalis (strain DSM 18901 / VKM B-2411 / 108) OX=632292 GN=Calhy_1814 PE=4 SV=1 MAIRDRLSGNEAVAFAMKQINPDVVAAFPITPSTEVPQYFSQYVANGEVDTEFVAVESEH SAMSACIGASAAGARTMTATSSQGLALMWEMLYIAASMRLPIVMAVINRALSGPINIHND HSDSMGARDSGWIQIYCENNQEAYDSLIQAIRIAEHKDVRLPVMVCYDGFITSHAVENIE LLEDELVKKFVGEYNPEFYLLNEQNPISMGPLDLPPYYFEHKRQQAEAMKNAKKVVLEVA EEFAALTGRKYGLFEAYKLDDAEVAIVVMNSTAGTAKAVVDEYRSKGYKVGLLKPRLFRP FPVDEIVGALKHLKAVAIMDKSDGFNAAGGPLFTEITSALYGRAEGIKAINYIYGLGGRD VKTDDIAKVYDRLLDIVKTGNVGEVYNYIGVRE