Meredith Wouters

This study shows ULTRAPETALA1 modulates PRC2 activity and enhances H3K27me3 deposition in Arabidopsis, revealing a bivalent trxG/PcG factor mechanism for chromatin regulation.

The paper identifies a plant-specific PRC2 variant, PRC2.3, which uses ULTRAPETALA1 to target nucleosomes and deposit H3K27me3 at developmental genes.

The paper shows that transcriptional changes during biological rhythms do not directly affect protein levels, which remain constant due to slow turnover rates and post-translational regulation.

The paper investigates the relationship between H3K4me3 and transcription, finding no direct instructive or informative link between the two on a genome-wide scale in budding yeast.

The paper shows antisense transcription affects sense transcript dynamics through a chromatin signature, with effects observed in yeast and human genes.