@article {5126,
	title = {Flexibility of α-helices: Results of a statistical analysis of database protein structures},
	journal = {Journal of Molecular Biology},
	year = {2003},
	pages = {229-237},
	doi = {10.1016/S0022-2836(03)00097-4},
	url = {http://www.ncbi.nlm.nih.gov/pubmed/12614621},
	author = {Eldon G. Emberly and Ranjan Mukhopadhyay and Ned S. Wingreen and Chao Tang}
}
