1. Institute for Protein Design, University of Washington, Seattle, WA, USA.
2. Department of Biochemistry, University of Washington, Seattle, WA, USA.
3. Immunotherapy Integrated Research Center, Fred Hutchinson Cancer Research Center, Seattle, WA, USA.
4. Clinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, WA, USA.
5. Graduate Program in Molecular and Cellular Biology, University of Washington, Seattle, WA, USA.
6. Department of Bioengineering, University of Washington, Seattle, WA, USA.
7. Molecular Engineering and Sciences Institute, University of Washington, Seattle, WA, USA.
8. Department of Medicine, University of Washington School of Medicine, Seattle, WA, USA.
9. Howard Hughes Medical Institute, University of Washington, Seattle, WA, USA.