About the Authors

Sadayuki Ohkura

Affiliation Division of Virology, MRC National Institute for Medical Research, London, United Kingdom

David C. Goldstone

Affiliation Division of Molecular Structure, MRC National Institute for Medical Research, London, United Kingdom

Melvyn W. Yap

Affiliation Division of Virology, MRC National Institute for Medical Research, London, United Kingdom

Kate Holden-Dye

Affiliation Division of Virology, MRC National Institute for Medical Research, London, United Kingdom

Ian A. Taylor

Affiliation Division of Molecular Structure, MRC National Institute for Medical Research, London, United Kingdom

Jonathan P. Stoye

jstoye@nimr.mrc.ac.uk

Affiliation Division of Virology, MRC National Institute for Medical Research, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SO IAT JPS. Performed the experiments: SO DCG MWY KHD. Analyzed the data: SO DCG MWY KHD IAT JPS. Wrote the paper: SO IAT JPS.