>AF_AFA3MTK6F1_1|Chain A|CRISPR-associated exonuclease Cas4|Pyrobaculum calidifontis (strain JCM 11548 / VA1) (410359) MELLSPKPLCSVVNCEDLEKLDHVSALNELRREQEIFKLLPGIYAHRYDFRRVSPSIINDFEYCPRLLWVQHKLGLKLLSEKSVVSIIRGRILHERYERLLSQYENVVAEYKVEIGDLVGVVDLVIKRGGEYIPVEIKTGFSKEAHKTQLQIYISMLKARFGYLVYRNHVEVVHRNDAALDVLKKIREILSAREAPPAKCNSCIFKPICKNLL