1. Department of Microbiology and Molecular Biology, School of Bioscience and Biotechnology, Chungnam National University, 220 Gung-dong, Yuseong, Daejeon 305-764, Republic of Korea
2. Department of Bioscience and Biotechnology, Hankuk University of Foreign Studies, San 89 Wangsan-ri, Cheoin, Yongin, Gyeonggi 449-791, Republic of Korea
3. Pacific Institute of Bioorganic Chemistry of the Far-Eastern Branch of the Russian Academy of Sciences, Prospekt 100 Let Vladivostoku 159, Vladivostok 690022, Russia