>4IAL_1|Chain A|Thermonuclease|Staphylococcus aureus (1280) ATSTKKLHKEPATLIKAIDGDTVKLMYKGQPMTFRLLLVDTPEFNEKYGPEASAFTKKMVENAKKIEVEFDKGQRTDKYGRGLAYIYADGKMVNEALVRQGLAKVAYVYKGNNTEEQLLRKAEAQAKKEKLNIWSEDNADSGQ