@article {5211,
	title = {Adenosine is inherently favored as the branch-site RNA nucleotide in a structural context that resembles natural RNA splicing},
	year = {2006},
	pages = {2767-2771},
	doi = {10.1021/bi052499l},
	url = {http://www.ncbi.nlm.nih.gov/pubmed/16503631},
	author = {Elena Zelin and Yangming Wang and Scott K. Silverman}
}
