The authors would like amend the acknowledgements of this manuscript to include that the sequence data was produced by the US Department of Energy Joint Genome Institute (http://www.jgi.doe.gov/) in collaboration with the user community and the Joint BioEnergy Institute (http://www.jbei.org/).
Acknowledgement Amendment
19 March 2015
The authors would like amend the acknowledgements of this manuscript to include that the sequence data was produced by the US Department of Energy Joint Genome Institute (http://www.jgi.doe.gov/) in collaboration with the user community and the Joint BioEnergy Institute (http://www.jbei.org/).
Competing interests
None Declared