Lawrence Livermore National Laboratory, Pathogen Bio-informatics, Livermore, CA, USA. zhou4@llnl.gov|Lawrence Livermore National Laboratory, Pathogen Bio-informatics, Livermore, CA, USA. zhou4@llnl.gov|Lawrence Livermore National Laboratory, Pathogen Bio-informatics, Livermore, CA, USA. zhou4@llnl.gov|Lawrence Livermore National Laboratory, Pathogen Bio-informatics, Livermore, CA, USA. zhou4@llnl.gov|Lawrence Livermore National Laboratory, Pathogen Bio-informatics, Livermore, CA, USA. zhou4@llnl.gov|Lawrence Livermore National Laboratory, Pathogen Bio-informatics, Livermore, CA, USA. zhou4@llnl.gov|Lawrence Livermore National Laboratory, Pathogen Bio-informatics, Livermore, CA, USA. zhou4@llnl.gov|Lawrence Livermore National Laboratory, Pathogen Bio-informatics, Livermore, CA, USA. zhou4@llnl.gov