Genome Center, University of California-Davis, Davis, CA 95616, USA. aarondarling@ucdavis.edu|Genome Center, University of California-Davis, Davis, CA 95616, USA. aarondarling@ucdavis.edu|Genome Center, University of California-Davis, Davis, CA 95616, USA. aarondarling@ucdavis.edu|Genome Center, University of California-Davis, Davis, CA 95616, USA. aarondarling@ucdavis.edu