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Histone acylations respond to plant stress
Rice histone butyrylation and crotonylation mark active chromatin and shift under starvation/submergence.
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Organism studied?
Rice (and related plants for detection).
Source: Dynamics and functional interplay of histone lysine butyrylation, crotonylation, and acetylation in rice under starvation and submergence · DOI · quote verified
New marks mapped?
Histone lysine butyrylation and crotonylation.
Source: Dynamics and functional interplay of histone lysine butyrylation, crotonylation, and acetylation in rice under starvation and submergence · DOI · quote verified
Method for sites?
Mass spectrometry of histones.
Source: Dynamics and functional interplay of histone lysine butyrylation, crotonylation, and acetylation in rice under starvation and submergence · DOI · quote verified
Chromatin mapping?
ChIP-seq for Kbu/Kcr and H3K9ac.
Source: Dynamics and functional interplay of histone lysine butyrylation, crotonylation, and acetylation in rice under starvation and submergence · DOI · quote verified
Distribution vs acetylation?
Similar genomic profiles to H3K9ac.
Source: Dynamics and functional interplay of histone lysine butyrylation, crotonylation, and acetylation in rice under starvation and submergence · DOI · quote verified
Stress contexts?
Starvation and submergence.
Source: Dynamics and functional interplay of histone lysine butyrylation, crotonylation, and acetylation in rice under starvation and submergence · DOI · quote verified
H3 Kbu example site?
H3K14bu among others.
Source: Dynamics and functional interplay of histone lysine butyrylation, crotonylation, and acetylation in rice under starvation and submergence · DOI · quote verified
Kcr abundance?
Many N-terminal H3/H4 crotonylation sites.
Source: Dynamics and functional interplay of histone lysine butyrylation, crotonylation, and acetylation in rice under starvation and submergence · DOI · quote verified
Link to transcription?
Marks tracked with gene activity analyses.
Source: Dynamics and functional interplay of histone lysine butyrylation, crotonylation, and acetylation in rice under starvation and submergence · DOI · quote verified
Takeaway?
Metabolic stress remolds non-acetyl histone acylations.
Source: Dynamics and functional interplay of histone lysine butyrylation, crotonylation, and acetylation in rice under starvation and submergence · DOI · quote verified