>1u3f_A mol:protein length:189 5,10-Methenyltetrahydrofolate Synthetase MGSSHHHHHHDYDIPTTENLYFQGHMDKNALRKQILQKRMALSTIEKSHLDQKINQKLV AFLTPKPCIKTIALYEPIKNEVTFVDFFFEFLKINQIRAVYPKVISDTEIIFIDQETNT FEPNQIDCFLIPLVGFNKDNYRLGFGKGYYDRYLMQLTRQQPKIGIAYSFQKGDFLADP WDVQLDLIINDE