Authors: Petra Lukacik; Travis J Barnard; Paul W Keller; Kaveri S Chaturvedi; Nadir Seddiki; James W Fairman; Nicholas Noinaj; Tara L Kirby; Jeffrey P Henderson; Alasdair C Steven; B Joseph Hinnebusch; Susan K Buchanan Journal: Proc Natl Acad Sci U S A Date: 2012-06-07 Impact factor: 11.205