Department of Computer Science and Engineering, Department of Botany and Plant Sciences and Institute of Integative Genome Biology, University of California, Riverside, CA 92521, USA. yyang027@ucr.edu|Department of Computer Science and Engineering, Department of Botany and Plant Sciences and Institute of Integative Genome Biology, University of California, Riverside, CA 92521, USA. yyang027@ucr.edu|Department of Computer Science and Engineering, Department of Botany and Plant Sciences and Institute of Integative Genome Biology, University of California, Riverside, CA 92521, USA. yyang027@ucr.edu