1. Department of Chemistry, Stanford University, Stanford, California 94305, United States
2. Center for Personal Dynamic Regulomes, Stanford University, Stanford, California 94305, United States
3. Institute for Stem Cell Biology and Regenerative Medicine, Stanford University School of Medicine, Stanford, California 94305, United States
4. Department of Materials Science & Engineering, Stanford University, Stanford, California 94305, United States
5. Department of Ophthalmology, Stanford University School of Medicine, Stanford, California 94305, United States
6. Howard Hughes Medical Institute, Stanford University, Stanford, California 94305, United States
7. Department of Chemical and Systems Biology, Stanford University, Stanford, California 94305, United States