BRCA2 function in DNA binding and recombination from a BRCA2-DSS1-ssDNA structure Yang, H. , Jeffrey, P.D. , Miller, J. , Kinnucan, E. , Sun, Y. , Thoma, N.H. , Zheng, N. , Chen, P.L. , Lee, W.H. , Pavletich, N.P. Science 297 pp. 1837 (2002)