Affiliation: | 1 Department of Molecular Biology and Genetics, Cornell University, Ithaca, NY 14853, USA;2 Department of Microbiology, Cornell University, Ithaca, NY 14853, USA;3 Department of Molecular, Cellular, and Developmental Biology, University of Colorado, Boulder, CO 80309, USA;4 Department of Biological Sciences, Northern Arizona University, Flagstaff, AZ 86011, USA;5 Institute for Genomics and Systems Biology, Argonne National Laboratory, Argonne, IL 60439, USA;6 Department of Chemistry and Biochemistry, University of Colorado, Boulder, CO 80309, USA;7 BioFrontiers Institute, University of Colorado, Boulder, CO 80309, USA;8 Howard Hughes Medical Institute, University of Colorado, Boulder, CO 80309, USA |