1. Environmental Microbiology Laboratory, Ecole Polytechnique Federale de Lausanne, Station 6,
CH-1015, Lausanne, Switzerland
2. Environmental and Biomolecular
Systems, Oregon Health and Science University, 20000 NW Walker Road, Beaverton, Oregon 97006, United States
3. Stanford Synchrotron Radiation Lightsource, 2575 Sand Hill Road, Menlo Park,
California 94025, United States