Smith, M. D. (Contributor), Rosenow, M. A. (Contributor), Wang, M. (Contributor), Allen, J. P. (Contributor), Szostak, J. W. (Contributor), Chaput, J. C. (Contributor) (Jun 5 2007). Structural Insights into the Evolution of a Non-Biological Protein. Protein Data Bank (PDB). 10.2210/pdb2P09