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Baird-Titus JM, Clark-Baldwin K, Dave V, Caperelli CA, Ma J, Rance M.Baird-Titus JM, et al.J Mol Biol. 2006 Mar 10;356(5):1137-51. doi: 10.1016/j.jmb.2005.12.007. Epub 2005 Dec 22.J Mol Biol. 2006.PMID: 16406070