ID 1.5.98.2 DE 5,10-methylenetetrahydromethanopterin reductase. AN 5,10-methylenetetrahydromethanopterin cyclohydrolase. AN coenzyme F420-dependent N(5),N(10)-methenyltetrahydromethanopterin AN reductase. AN methylene-H4MPT reductase. AN N(5),N(10)-methylenetetrahydromethanopterin:coenzyme-F420 oxidoreductase. AN N(5),N(10)-methylenetetrahydromethanopterin reductase. CA 5-methyl-5,6,7,8-tetrahydromethanopterin + H(+) + oxidized coenzyme F420- CA (gamma-L-Glu)(n) = 5,10-methylenetetrahydromethanopterin + reduced CA coenzyme F420-(gamma-L-Glu)(n). CC -!- Catalyzes an intermediate step in methanogenesis from CO2 and H2 in CC archaea. CC -!- Formerly EC 1.5.99.11. DR O29196, MER_ARCFU ; Q8TJP7, MER_METAC ; Q46FV4, MER_METBF ; DR Q58929, MER_METJA ; Q8TXY4, MER_METKA ; Q8PZ66, MER_METMA ; DR O27784, MER_METTH ; Q9UXP0, MER_METTI ; Q50744, MER_METTM ; //