Werbeck Nicolas D, Kirkpatrick John, Hansen D Flemming
Institute of Structural and Molecular Biology, University College London, Gower Street, WC1E 6BT, London, UK.
Angew Chem Int Ed Engl. 2013 Mar 11;52(11):3145-7. doi: 10.1002/anie.201209385. Epub 2013 Feb 10.