>d1b43b1 a.60.7.1 (B:220-339) Flap endonuclease-1 (Fen-1 nuclease) {Pyrococcus furiosus [TaxId: 2261]} ltreklielailvgtdynpggikgiglkkaleivrhskdplakfqkqsdvdlyaikeffl nppvtdnynlvwrdpdeegilkflcdehdfseervknglerlkkaiksgkqstleswfkr