1. Environmental Genomics and Systems Biology Division, Lawrence Berkeley National Laboratory, Berkeley, California, United States of America
2. National Center for Computational Sciences, Oak Ridge National Laboratory, Oak Ridge, Tennessee, USA
3. Biosciences Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee, USA
4. University of Tennessee, Knoxville, Tennessee, USA
5. Johns Hopkins University Applied Physics Laboratory, Laurel, Maryland, USA
6. Cornell University, Ithaca, New York, USA
7. Biosciences Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee, United States of America