Authors: Joseph A Liberman; Krishna C Suddala; Asaminew Aytenfisu; Dalen Chan; Ivan A Belashov; Mohammad Salim; David H Mathews; Robert C Spitale; Nils G Walter; Joseph E Wedekind Journal: Proc Natl Acad Sci U S A Date: 2015-06-23 Impact factor: 11.205