>4k5w_A mol:protein length:149 Thermonuclease ATSTKKLHKEPATLIKAIDGDTMKFMYKGQPMTFRLLLVDTPETKHPKKGVEKYGPEASAFFKKMVENAKKIEVEFDKGQRTDKYGRGLAYIYADGKMVNEALVRQGLAKVAYVYKPNNTHEQHLRKSEAQAKKEKLNIWSEDNADSGQ