University of California, Davis - Department of Biochemistry and Molecular Medicine, Howard Hughes Medical Institute (HHMI) - Chevy Chase - Janelia Research Campus, California Institute of Technology - Division of Biology and Biological Engineering, University of California, Davis - Department of Biochemistry and Molecular Medicine, University of California, Irvine - Department of Chemistry, University of California, Davis - Department of Pharmacology, National Institutes of Health (NIH) - Laboratory on Neurobiology of Compulsive Behaviors, University of California, Davis - Department of Biochemistry and Molecular Medicine, University of California, Davis - Department of Biochemistry and Molecular Medicine, University of California, Davis - Department of Biochemistry and Molecular Medicine, University of California, Davis - Department of Biochemistry and Molecular Medicine, Howard Hughes Medical Institute (HHMI) - Chevy Chase - Janelia Research Campus, California Institute of Technology - Division of Biology and Biological Engineering, Yale University - Department of Pharmacology, National Institutes of Health - Laboratory of Molecular and Cellular Neurobiology, University of California, Davis - Department of Biochemistry and Molecular Medicine, Howard Hughes Medical Institute (HHMI) - Chevy Chase - Janelia Research Campus, University of California, Davis - Department of Biochemistry and Molecular Medicine, University of California, Davis - Department of Biochemistry and Molecular Medicine, National Institutes of Health - Laboratory of Molecular and Cellular Neurobiology, University of California, Davis - Department of Biochemistry and Molecular Medicine, Yale University - Department of Pharmacology, Howard Hughes Medical Institute (HHMI) - Chevy Chase - Janelia Research Campus, Howard Hughes Medical Institute (HHMI) - Chevy Chase - Janelia Research Campus, California Institute of Technology - Division of Biology and Biological Engineering, National Institutes of Health (NIH) - Laboratory on Neurobiology of Compulsive Behaviors, University of California, Davis - Department of Biochemistry and Molecular Medicine, University of California, Irvine - Department of Chemistry, University of California, Davis - Department of Biochemistry and Molecular Medicine, California Institute of Technology - Division of Biology and Biological Engineering, Howard Hughes Medical Institute (HHMI) - Chevy Chase - Janelia Research Campus and University of California, Davis - Department of Biochemistry and Molecular Medicine