1. Department of Biology, Stanford University Stanford California
2. Department of Biochemistry, Stanford University School of Medicine Stanford California
3. Department of Chemical and Systems Biology, Stanford University School of Medicine Stanford California
4. Department of Genetics, Stanford University School of Medicine Stanford California
5. Present Address: Laboratory of Genome Architecture and Dynamics, The Rockefeller University New York New York
6. Present Address: 10X Genomics Pleasanton California