>sp|Q8U336|CS3HD_PYRFU CRISPR-associated endonuclease Cas3-HD OS=Pyrococcus furiosus (strain ATCC 43587 / DSM 3638 / JCM 8422 / Vc1) OX=186497 GN=cas3 PE=1 SV=1 MSCKAFQGQTLREHIEAMLAAWEIVKNKYIPSIIRVMKTVGVKFTEEDADKFMKTLIILH DVGKCSEVYQKHLSNNEPLRGFRHELVSAYYAYNILKDMFKDETIAFIGALVVMMHHEPI LMGQIRSLDKEELTPEVVLDKLRTFNGVMEGTESFIKSMIKEKLGVIPKVPSPTQEDVLR EVIRLSVLARHRPDSGKLRMVVGALLIPLVLCDYKGAKEREGESPKFAEVLRVEMMK