Werbeck, Nicolas D. Department of Biomolecular Mechanisms, Max Planck Institute for Medical Research, Max Planck Society;
http://www.pnas.org/content/104/19/7863.full.pdf (Any fulltext)
https://dx.doi.org/10.1073/pnas.0610315104 (Any fulltext)
Werbeck, N. D., & Itzhaki, L. S. (2007). Probing a moving target with a plastic unfolding intermediate of an ankyrin-repeat protein. Proceedings of the National Academy of Sciences of the United States of America, 104(19), 7863-7868. doi:10.1073/pnas.0610315104.