1. Department of Biochemistry, Cellular and Molecular Biology, University of Tennessee, Knoxville, Tennessee, USA
2. Department of Molecular, Cellular and Developmental Biology, University of Michigan, Ann Arbor, Michigan, USA
3. Research Center for Applied Sciences, Academia Sinica, Taiwan
4. Janelia Research Campus, HHMI, Ashburn, Virginia, USA
5. Wellcome Centre for Cell Biology, University of Edinburgh, Edinburgh, Scotland