1. Nagoya Municipal Industrial Research Institute, Rokuban 3-chome 4-41, Atsuta-ku, Nagoya 456-0058, Japan, Department of Applied Chemistry, Aichi Institute of Technology, Yachigusa, Yakusa-cho Toyota 470-0356, Japan, Department of Microbiology, Groningen Biomolecular Science and Biotechnology Institute, University of Groningen, Kerklaan 30, 9751 NN Haren, The Netherlands, and Department of Applied Chemistry, Nagoya Institute of Technology, Gokiso, Showa-ku, Nagoya 466-8555, Japan