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