>sp|Q58273|HDRB2_METJA CoB--CoM heterodisulfide reductase subunit B 2 OS=Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) OX=243232 GN=hdrB2 PE=3 SV=1 MKYAFFLGCIMPHRYPGVEKATKIVMEELGVELEYMPGASCCPAPGVFGSFDQKTWLTLA ARNLCIAEEMGLDIVTVCNGCYGSLFEAAHILHENKEALDFVNEKLDKIGKQYKGTIKVR HFAELIYKDIGVDKIKEKVVKPLDVLNVAIHYGCHFLKPSDVKHLDSPERPKLLEEIVAA TGAKPVMYRDYLMCCGAGGGVRARFLPTALDMTKEKIRNMLEAGADCTVNVCPFCHLQFD RGQVEIKEKFGEEYKLPVLHLSQLLGLAFGMKPEDLAVSVHAIPVDPVLKKLGIE