(6S)-5,6,7,8-tetrahydrofolate + formate + H(+) => (6R)-10-formyltetrahydrofolate + H2O
(6s)-5,6,7,8-tetrahydrofolate + formate + h(+) => (6r)-10-formyltetrahydrofolate + h2o
(6S)-5,6,7,8-tetrahydrofolate + formate + H(+) => (6R)-10-formyltetrahydrofolate + H2O
(6s)-5,6,7,8-tetrahydrofolate + formate + h(+) => (6r)-10-formyltetrahydrofolate + h2o