preferred_name: 2-methylserine + (6S)-5,6,7,8-tetrahydrofolate => (6R)-5,10-methylene-5,6,7,8-tetrahydrofolate + D-alanine + H2O
preferred_name_lc: 2-methylserine + (6s)-5,6,7,8-tetrahydrofolate => (6r)-5,10-methylene-5,6,7,8-tetrahydrofolate + d-alanine + h2o
label: 2-methylserine + (6S)-5,6,7,8-tetrahydrofolate => (6R)-5,10-methylene-5,6,7,8-tetrahydrofolate + D-alanine + H2O
label_lc: 2-methylserine + (6s)-5,6,7,8-tetrahydrofolate => (6r)-5,10-methylene-5,6,7,8-tetrahydrofolate + d-alanine + h2o