1. Geomicrobiology, Center for Applied Geosciences, University of Tuebingen, Schnarrenbergstrasse 94-96, 72076 Tuebingen, Germany
2. Abisko Scientific Research Station, Swedish Polar Research Secretariat, Vetenskapens väg 38, SE-891 07 Abisko, Sweden
3. Department of Geology, Kent State University, Kent, Ohio 44242, United States
4. Department of Biological Sciences, Kent State University, Kent, Ohio 44242, United States
5. Environmental Sciences Division, Oak Ridge National Laboratory, 1 Bethel Valley Road, Oak Ridge, Tennessee 37830, United States
6. Tuebingen Structural Microscopy Core Facility, Center for Applied Geosciences, University Tuebingen, Schnarrenbergstrasse 94-96, 72076 Tuebingen, Germany
7. Microbial Ecology, Center for Applied Geosciences, University Tuebingen, Schnarrenbergstrasse 94-96, 72076 Tuebingen, Germany
8. Quantitative Biology Center (QBiC), University Tuebingen, Auf der Morgenstelle 10, 72076 Tuebingen, Germany
9. Cluster of Excellence: EXC 2124: Controlling Microbes to Fight Infection, 72074 Tübingen, Germany
10. School of Earth Sciences, University of Bristol, Bristol BS8 1RJ, U.K.