URLDate
Verified		Extra Software
Requirements
(if any)		Access
Conditions		Notes
http://dx.doi.org/10.1104/pp.108.125559DOI Link
http://www.plantphysiol.org/cgi/content/full/149/1/32701/24/2009Item is within a limited-access website
http://www.plantphysiol.org/cgi/reprint/149/1/32701/24/2009PDF ReaderItem is within a limited-access website