1. Structural Biology Laboratory Nara Institute of Science and Technology Ikoma Nara Japan
2. Electron Microscope Laboratory RIKEN Center for Developmental Biology Kobe Hyogo Japan
3. Department of Bioscience Kwansei Gakuin University Sanda Hyogo Japan
4. Department of Cell Biology Tokushima University Graduate School of Medical Science Tokushima Tokushima Japan
5. CREST, JST Kawaguchi Saitama Japan