1. Department of Plant Pathology and Microbiology, Texas A&M University, College Station, Texas 77843
2. Texas A&M AgriLife Research and Extension Center, Weslaco, Texas 78596
3. Universidad de Zaragoza-Escuela Politécnica Superior de Huesca, 22071 Huesca, Spain
4. Grupo de Bioquímica, Biofísica y Biología Computacional (BIFI, UNIZAR), Unidad Asociada al CSIC, Zaragoza E-50059, Spain
5. Institute of Biology, Tomsk State University, Tomsk 634050, Russia