Molecuolar and Computational Biology, University of Southern California, Los Angeles, CA, USA.|Molecuolar and Computational Biology, University of Southern California, Los Angeles, CA, USA.|Molecuolar and Computational Biology, University of Southern California, Los Angeles, CA, USA.|Molecuolar and Computational Biology, University of Southern California, Los Angeles, CA, USA.|Molecuolar and Computational Biology, University of Southern California, Los Angeles, CA, USA.|Molecuolar and Computational Biology, University of Southern California, Los Angeles, CA, USA.|Molecuolar and Computational Biology, University of Southern California, Los Angeles, CA, USA.