In molecular biology, post-translational modification (PTM) is the covalent process of changing proteins following protein biosynthesis. PTMs may involve enzymes or occur spontaneously.

Posttranslational modifications (PTMs) are covalent processing events that change the properties of a protein by proteolytic cleavage and adding a modifying group, such as acetyl, phosphoryl, …

Protein post-translational modifications (PTMs) increase the functional diversity of the proteome by the covalent addition of functional groups or proteins, proteolytic cleavage of regulatory …

Posttranslational modifications (PTMs) refer to the chemical modifications that occur on specific amino acids of a protein after translation, including processes such as phosphorylation, …

Sep 3, 2022 · Post-translational modifications refer to any alteration in the amino acid sequence of the protein after its synthesis. It may involve modifying the amino acid side chain, terminal …

Protein post-translational modifications (PTMs) play a crucial role in all cellular functions by regulating protein activity, interactions and half-life. Despite the enormous diversity of …

Jul 24, 2025 · These alterations, known as post-translational modifications, are chemical changes that occur to a protein after it has been synthesized, profoundly influencing its final form and …

Nov 26, 2025 · Post-translational modification generally refers to the addition of a functional group covalently to a protein as in phosphorylation and neddylation, but also refers to proteolytic …

What is a post-translational modification (PTM)? A post-translational modification is a covalent processing event resulting from a proteolytic cleavage or from the addition of a modifying …

Post-translational modifications (PTMs) are essential biochemical processes that occur after or during the synthesis of proteins, significantly influencing their function, stability, localization, …