1. Department of Microbiology and Molecular Genetics, Oklahoma State University, Stillwater, Oklahoma, USA
2. Department of Biological Sciences, University of Calgary, Calgary, Alberta, Canada
3. Civil and Environmental Engineering, Colorado School of Mines, Golden, Colorado, USA
4. Bigelow Laboratory for Ocean Sciences, East Boothbay, Maine, USA
5. Department of Energy Joint Genome Institute, Berkley, California, USA