label: (6R)-5,10-methenyltetrahydrofolate + ADP + phosphate => (6S)-5-formyl-5,6,7,8-tetrahydrofolate + ATP
label_lc: (6r)-5,10-methenyltetrahydrofolate + adp + phosphate => (6s)-5-formyl-5,6,7,8-tetrahydrofolate + atp