The maize gene maternal derepression of r1 (mdr1) encodes a DNA glycosylase that demethylates DNA and reduces siRNA expression in endosperm
Jonathan Isaiah Gent, Kaitlin Higgins, Kyle W Swentowsky, Fangfang Fu, Yibing Zeng, Dong won Kim, R. Kelly Dawe, Nathan M. Springer, Sarah N. Anderson
This paper identifies MDR1 as a DNA glycosylase in maize that demethylates DNA and reduces siRNA expression in endosperm, challenging the role of demethylation in transposon repression and genomic imprinting.
The Plant Cell · Jul 1, 2022Peer-reviewedGenetics