EOG85TG42 GO:0030272 1/14 5-formyltetrahydrofolate cyclo-ligase activity molecular_function "Catalysis of the reaction: 5-formyltetrahydrofolate + ATP = 5,10-methenyltetrahydrofolate + ADP + H(+) + phosphate." [EC:6.3.3.2, RHEA:10491]