1. Department of Genetics, Graduate School of Medicine, Department of Cellular Regulation and Department of Host Defense, Research Institute for Microbial Diseases
2. Laboratory of Molecular Endocrinology and Metabolism, Institute for Molecular and Cellular Regulation, Gunma University, Maebashi 371-8512, Japan
3. Laboratory of Host Defense, World Premier International Immunology Frontier Research Center, and Laboratory of Intracellular Membrane Dynamics, Graduate School of Frontier Bioscience, Osaka University, Suita, Osaka 565-0871, Japan
4. Signalling Programme, The Babraham Institute, Cambridge CB22 3AT, England, UK