1cdz: BRCT DOMAIN FROM DNA-REPAIR PROTEIN XRCC1
1xna: NMR SOLUTION STRUCTURE OF THE SINGLE-STRAND BREAK REPAIR PROTEIN XRCC1-N-TERMINAL DOMAIN
1xnt: NMR SOLUTION STRUCTURE OF THE SINGLE-STRAND BREAK REPAIR PROTEIN XRCC1-N-TERMINAL DOMAIN
2d8m: Solution structure of the first BRCT domain of DNA-repair protein XRCC1