preferred_name: 5,6,7,8-tetrahydromethanopterin + L-serine => 5,10-methylenetetrahydromethanopterin + glycine + H2O
preferred_name_lc: 5,6,7,8-tetrahydromethanopterin + l-serine => 5,10-methylenetetrahydromethanopterin + glycine + h2o
label: 5,6,7,8-tetrahydromethanopterin + L-serine => 5,10-methylenetetrahydromethanopterin + glycine + H2O
label_lc: 5,6,7,8-tetrahydromethanopterin + l-serine => 5,10-methylenetetrahydromethanopterin + glycine + h2o