1. Key Laboratory of Pollution Ecology and Environmental Engineering, Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, Liaoning, China
2. University of Chinese Academy of Sciences, Beijing, China
3. Department of Microbiology, University of Tennessee, Knoxville, Tennessee, USA
4. Center for Environmental Biotechnology, University of Tennessee, Knoxville, Tennessee, USA
5. Biosciences Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee, USA
6. Joint Institute for Biological Sciences (JIBS), Oak Ridge National Laboratory, Oak Ridge, Tennessee, USA
7. Department of Civil and Environmental Engineering, University of Tennessee, Knoxville, Tennessee, USA