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Post Translational Modification Influence

Meaning

Post Translational Modification Influence describes the regulatory impact of chemical alterations—such as phosphorylation, acetylation, or ubiquitination—that occur on a protein after its synthesis, profoundly affecting its structure, stability, localization, and functional activity. These modifications act as a critical layer of cellular control, rapidly adjusting protein function in response to upstream hormonal and environmental signals. Understanding this influence is essential for deciphering the dynamic regulatory landscape of the cell. This process dramatically expands the functional repertoire of the proteome.