Encodes a histone methyltransferase involved in the trimethylation of histone H3-lysine 4.
Single mutant:atxr7 single mutant is early flowering under both SD and LD conditions. ( atx7 single mutant supresses the late flowering of the Col FRI background.) [Tamada et al., 2009]Remarks: ATXR7 deposits H3K4me3 activating marks at the FLC locus, thus repressing flowering. [Tamada et al., 2009]Function: [Data from UniProt]