The above article was published in Plant and Cell Physiology 48(8): 1236–1241.

A footnote regarding the authors was inadvertently removed. The publisher apologises for this error. The author list should have read:

Jung-Eun Park1, Pil Joon Seo1, An-Kyo Lee1, Jae-Hoon Jung, Youn-Sung Kim and Chung-Mo Park*

Author notes

1These authors contributed equally to this work.