Mutation of the membrane-associated M1 protease APM1 results in distinct embryonic and seedling developmental defects in Arabidopsis.
Peer WA, Hosein FN, Bandyopadhyay A, Makam SN, Otegui MS, Lee GJ, Blakeslee JJ, Cheng Y, Titapiwatanakun B, Yakubov B, et al. Plant Cell. 2009 Jun; 21(6):1693-721. Epub 2009 Jun 16.