1. Center
for Environmental Biotechnology, University of Tennessee, Knoxville, Tennessee 37996, United States
2. Department
of Microbiology, University of Tennessee, Knoxville, Tennessee 37996, United States
3. Biosciences
Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States
4. University of Tennessee and Oak Ridge National Laboratory (UT-ORNL) Joint Institute for Biological Sciences (JIBS), Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States
5. Department
of Civil and Environmental Engineering, University of Tennessee, Knoxville, Tennessee 37996, United States