Dubach J Matthew, Harjes Daniel I, Clark Heather A
The Charles Stark Draper Laboratory, Bioengineering Group, 555 Technology Square, Cambridge, Massachusetts 02139, USA.
J Am Chem Soc. 2007 Jul 11;129(27):8418-9. doi: 10.1021/ja072522l. Epub 2007 Jun 14.