>5NUC_1|Chain A|STAPHYLOCOCCAL NUCLEASE|Staphylococcus aureus (1280) ATSTKKLHKEPATLIKAIDGDTCKLMYKGQPMTFRLLLVDTPETKHPKKGVEKYGPEASAFTKKMVENAKKIEVEFDKGQRTDKYGRGLAYIYADGKMVNEALVRQGLAKVAYVYKPNNTHEQHLRKSEAQAKKEKLNIWSEDNADSGQ