Claire L. Hill1, 2, Timothy F. Booth1, 3, B. V. Venkataram Prasad4, Jonathan M. Grimes5, Peter P. C. Mertens6, Geoff C. Sutton5
& David I. Stuart5, 71
NERC Institute of Virology and Environmental Microbiology, Mansfield Road, Oxford, OX1 3SR, UK.
2
Present address: Second Floor Laboratories, Jefferiss wing, Imperial Medical School at St Mary's, Praed Street, London, W2 1NY, UK.
3
Present address: Canadian Food Inspection Agency, National Centre for Foreign Animal Disease, 1051 Arlington Street, Winnipeg, Manitoba, R3E 3M4, Canada.
4
Verna and Marrs McLean Department of Biochemistry, Baylor College of Medicine, 1 Baylor Plaza, Houston, Texas 77030, USA.
5
Laboratory of Molecular Biophysics, Rex Richards Building, South Parks Road, Oxford, OX1 3QU, UK.
6
Institute for Animal Health, Pirbright Laboratory, Ash Road, Pirbright, Woking, Surrey, GU24 0NF, UK.
7
The Oxford Centre for Molecular Sciences, New Chemistry Laboratory, Oxford, OX1 3QT, UK.
Correspondence should be addressed to David I. Stuart dave@biop.ox.ac.uk