Environmental Genomics and Systems Biology, Lawrence Berkeley National Laboratory, Berkeley, California, United States of America.|Environmental Genomics and Systems Biology, Lawrence Berkeley National Laboratory, Berkeley, California, United States of America.|Deptartment of Bioengineering, University of California, Berkeley, California, United States of America.|Translational and Integrative Sciences Lab, Oregon State University, Corvallis, Oregon, United States of America.|Environmental Genomics and Systems Biology, Lawrence Berkeley National Laboratory, Berkeley, California, United States of America.|Deptartment of Bioengineering, University of California, Berkeley, California, United States of America.|Bioinformatics Group, University of Freiburg, Freiburg, Germany.|Deptartment of Bioengineering, University of California, Berkeley, California, United States of America.|Animal Sciences Division, University of Missouri, Columbia, Missouri, United States of America.|Environmental Genomics and Systems Biology, Lawrence Berkeley National Laboratory, Berkeley, California, United States of America.