%0 Journal Article %T RNA-directed DNA methylation enforces boundaries between heterochromatin and euchromatin in the maize genome %A Li, Qing %A Gent, Jonathan I. %A Zynda, Greg %A Song, Jawon %A Makarevitch, Irina %A Hirsch, Cory D. %A Hirsch, Candice N. %A Kelly Dawe, R. %A Madzima, Thelma F. %A McGinnis, Karen M. %A Lisch, Damon %A Schmitz, Robert J. %A Vaughn, Matthew W. %A Springer, Nathan M. %J Proceedings of the National Academy of Sciences %@ 0027-8424 %D 2015-11-09 %I Proceedings of the National Academy of Sciences %~ DeepDyve