1. Department of Biochemistry
2. Chungbuk National University
3. Cheongju 361-763, Republic of Korea
4. Department of Mechanical Engineering
5. Pohang University of Science and Technology
6. Pohang 790-784, Republic of Korea
7. Department of Microbiology
8. Department of Chemistry and Applied Biosciences
9. ETH Zürich
10. Zürich CH-8093, Switzerland