Binds to histones H3K4me1, H3K4me2 and H3K4me3 in GST pull-down assay (PubMed:28818372). May facilitate the recruitment of effectors to mediate gene expression (By similarity). Expressed in leaf sheaths, flag leaves, nodes, internodes and panicles. The CW-type zinc finger domain is not required for nuclear localization. Extended N-terminus.