Here, we report crystal structures of bacteriophage T5 flap endonuclease in complexes ... inverted V-shaped helical arch straddling the active site. Residues lining the hole induce an unusual ...

Figure 3: Comparison of the active site of endonuclease I with restriction endonucleases. Endonuclease I (E65K) was expressed and purified as described 5. To remove the N-terminal decahistidine ...