>4QF4_1|Chains A, B|Thermonuclease|Staphylococcus aureus (1280) ATSTKKLHKEPATLIKAIDGDTMKLMYKGQPMTFRLLLVDTPETKHPGKKVEKYGPEASAFTKKMVENAKKIEVEFDKGQRTDKYGRGLAYIYADGKMVNEALVRQGLAKVAYVYKPNNTHEQHLRKSEAQAKKEKLNIWSEDNADSGQ