1. Department of Chemistry and Nano Science, Ewha Womans University, Seoul 120-750, Republic of Korea
2. GenoTech Corporation, Daejeon 305-343, Republic of Korea
3. Department of Microbiology and Molecular Biology, Chungnam National University, Daejeon 305-764, Republic of Korea
4. Division of Bioscience and Bioinformatics, Myongji University, Gyeonggi 449-728, Republic of Korea
5. Department of Biotechnology, The Translational Research Center for Protein Function Control, Yonsei University, Seoul 120-746, Republic of Korea
6. Scripps Institution of Oceanography and Skaggs School of Pharmacy and Pharmaceutical Sciences, University of California at San Diego, La Jolla, California 92093-0204, United States
7. Korea Research Institute of Bioscience and Biotechnology, Daejeon 305-600, Republic of Korea