(6R)-5,10-methenyltetrahydrofolate + H2O = (6R)-10-formyltetrahydrofolate + H(+)
(6r)-5,10-methenyltetrahydrofolate + h2o = (6r)-10-formyltetrahydrofolate + h(+)
(6R)-5,10-methenyltetrahydrofolate + H2O = (6R)-10-formyltetrahydrofolate + H(+)
(6r)-5,10-methenyltetrahydrofolate + h2o = (6r)-10-formyltetrahydrofolate + h(+)