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Lebedeva LA, Nabirochkina EN, Kurshakova MM, Robert F, Krasnov AN, Evgen'ev MB, Kadonaga JT, Georgieva SG, Tora L.Lebedeva LA, et al.Proc Natl Acad Sci U S A. 2005 Dec 13;102(50):18087-92. doi: 10.1073/pnas.0509063102. Epub 2005 Dec 5.Proc Natl Acad Sci U S A. 2005.PMID: 16330756Free PMC article.