1. College of Agricultural, Consumer and Environmental Sciences, University of Illinois at Urbana-Champaign, Urbana, IL, USA
2. Center for Advanced Bioenergy and Bioproducts Innovation, Institute for Sustainability, Energy, and Environment, University of Illinois at Urbana-Champaign, Urbana, IL, USA
3. National Center for Supercomputing Applications, University of Illinois at Urbana-Champaign, Urbana, IL, USA
4. Department of Forest and Wildlife Ecology, University of Wisconsin-Madison, 1630 Linden Drive, Madison, WI, USA
5. Department of Plant Biology, University of Illinois at Urbana-Champaign, Urbana, IL, USA
6. USDA ARS Global Change and Photosynthesis Research Unit, Urbana, IL, USA