1. Nordcee, Department of Biology, University of Southern Denmark, Odense, Denmark.
2. Department of Molecular Systems Biology, Helmholtz Centre for Environmental Research UFZ GmbH, Leipzig, Germany.
3. Marine Archaea Group, Center for Marine Environmental Sciences (MARUM), and Department of Geosciences, University of Bremen, Bremen, Germany.
4. Institute for Chemistry and Biology of the Marine Environment (ICBM), University of Oldenburg, Oldenburg, Germany.
5. Key Laboratory of Petroleum Geochemistry, Research Institute of Petroleum Exploration and Development, China National Petroleum Corporation, Beijing 100083, China.
6. Danish Institute of Advanced Study, University of Southern Denmark, Odense, Denmark.