Open Biol. 2. (Published online 4 April 2012). (doi:10.1098/rsob.120043)
The authors wish to correct their affiliation as below:
New address (third author listed): Genome Research Center, NODAI Research Institute, Tokyo University of Agriculture, Tokyo 156-8502, Japan.
Incorrect: Genome Research Center, NODAI Research Institute, University of Tokyo, Kashiwa 277-8562, Japan.
