1. Department of Biochemistry, University of Washington, Seattle, WA 98195, USA.
2. Institute for Protein Design, University of Washington, Seattle, WA 98195, USA.
3. Institute for Stem Cell and Regenerative Medicine, University of Washington, Seattle, WA 98109, USA.
4. Oral Health Sciences, School of Dentistry, University of Washington, Seattle, WA 98195, USA.
5. Benaroya Research Institute, Seattle, WA 98101, USA.
6. Vaccines and Infectious Disease Division, Fred Hutchinson Cancer Research Center, Seattle, WA 98019, USA.
7. Medical Biotechnology Department, School of Advanced Technologies in Medicine, Tehran University of Medical Sciences (TUMS), Tehran, Iran.
8. Department of Global Health, University of Washington, Seattle, WA 98195, USA.
9. Department of Comparative Medicine, University of Washington, Seattle, WA 98195, USA.
10. Howard Hughes Medical Institute, University of Washington, Seattle, WA 98195, USA.