1.12.98.2 additional information - H2 apparent Km for H2 is 60% 727402 1.12.98.2 additional information - H2 the apparent Km for H2 is estimated to be approximately 60% H2 in the gas phase 727402 1.12.98.2 0.002 - H+ pH 5.7 394697 1.12.98.2 0.02 - 5,10-methylenetetrahydromethanopterin pH and temperature not specified in the publication 727402 1.12.98.2 0.02 - N5,N10-methylenetetrahydromethanopterin - 394691, 394694 1.12.98.2 0.04 - 5,10-methylenetetrahydromethanopterin pH 6.5, 60°C 727402 1.12.98.2 0.04 - N5,N10-methylenetetrahydromethanopterin - 394690 1.12.98.2 0.05 - 5,10-methenyltetrahydromethanopterin pH 7.5, 60°C 727402 1.12.98.2 0.05 - N5,N10-methylenetetrahydromethanopterin - 394697 1.12.98.2 0.06 - N5,N10-methylenetetrahydromethanopterin - 394696