1. Center
for Informational Biology, Ochanomizu University, 2-1-1 Otsuka, Bunkyo, Tokyo 112-8610, Japan
2. Institute
for Life Science and Technology, Hanzehogeschool Groningen, 9747 AS/9700
RM Groningen, The Netherlands
3. Graduate
School of Humanities and Sciences, Ochanomizu University, 2-1-1 Otsuka, Bunkyo, Tokyo 112-8610, Japan
4. National Institute of Genetics, Yata 1111, Mishima, Shizuoka 411-8540, Japan