>sp|O27784|MER_METTH 5,10-methylenetetrahydromethanopterin reductase OS=Methanobacterium thermoautotrophicum GN=mer PE=1 SV=1
MKFGIEFVPNEPIEKIVKLVKLAEDVGFEYAWITDHYNNKNVYETLALIAEGTETIKLGP
GVTNPYVRSPAITASAIATLDELSNGRATLGIGPGDKATFDALGIEWVKPVSTIRDAIAM
MRTLLAGEKTESGAQLMGVKAVQEKIPIYMGAQGPMMLKTAGEISDGALINASNPKDFEA
AVPLIKEGAESAGKSLSDIDVAAYTCCSIDEDSAAAANAAKIVVAFIAAGSPPPVFERHG
LPADTGAKFGELLGKGDFGGAIGAVDDALMEAFSVVGTPDEFIPKIEALGEMGVTQYVAG
SPIGPDKEKSIKLLGEVIASF