Journal Article 2-hydroxyisobutyrylation 3-phosphoglycerylation AT3G23450 protein, Arabidopsis Arabidopsis Arabidopsis Proteins Atg5 protein, Arabidopsis Autophagy-Related Protein 5 Caspases Crotonylation EC 3.1.3.- EC 3.4.22.- PTM database Plant PTM Viewer 2.0 Plant Proteins RNA-Binding Proteins Reactive Oxygen Species Research Support, Non-U.S. Gov't autophagy cell death metacaspase 9, Arabidopsis open searches peptide peptidomics post-translational protein modifications programmed cell death proteomics redox stress response vascular development