>sp|Q57661|DMRX_METJA Dihydromethanopterin reductase (acceptor) OS=Methanocaldococcus jannaschii GN=dmrX MNYRFGINMKIVWCITGAGHLLRESFQVMKRLKEEIEDLKVTTLVSRAGEEVVKMYGLFG ELYNISNGNYYEELILEREHPYSSPITGRLSLGKYDYLICSPATGNTVAKVVNGIADSLV TNAIAQAGKGFVKSLIVPVDYKAGIVTTKLPYAIDKKKCKLCLKCINVCPNGAIVKRDNF VEILLSKCLGCGNCKKVCPYNAIIEGKEIKMRVRKIDAENTRKLMELEDVIVLKHPYEIL EFFNIR