Institution: | (1) Present address: Biology Division, California Institute of Technology, 91 125 Pasadena, CA, USA;(2) Departments of Chemistry and Molecular Genetics, University of Chicago, 920 East 58 street, 60637 Chicago, IL, USA;(3) Department of Cell Biology, University of Chicago, 920 East 58 street, 60637 Chicago, IL, USA;(4) Department of the Center for Photochemistry and Photobiology, University of Chicago, 920 East 58 street, 60637 Chicago, IL, USA |