Elimination of the C-cap in ubiquitin-structure, dynamics and thermodynamic consequences.
Ermolenko, D.N., Dangi, B., Gvritishvili, A., Gronenborn, A.M., Makhatadze, G.I.(2007) Biophys.Chem. 126: 25-35
- PubMed: 16713063 
- DOI: 10.1016/j.bpc.2006.03.017
- PubMed Abstract: 
Single amino acid substitutions rarely produce substantial changes in protein structure. Here we show that substitution of the C-cap residue in the alpha-helix of ubiquitin with proline (34P variant) leads to dramatic structural changes. The resultin ...