- posttranslational modification
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Any of several types of modification made to a protein subsequent to the translation phase of its biosynthesis
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posttranslational modification
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Posttranslational modification — (PTM) is the chemical modification of a protein after its translation. It is one of the later steps in protein biosynthesis for many proteins.A protein (also called a polypeptide) is a chain of amino acids. During protein synthesis, 20 different… … Wikipedia
posttranslational — Referring to events that occur after translation. * * * post·trans·la·tion·al tran(t)s lā shnəl, shən əl adj occurring or existing after genetic translation <posttranslational modification of a molecule> post·trans·la·tion·al·ly ē adv * * * … Medical dictionary
Modification — may refer to: Modifications of school work for students with special educational needs Modifications (genetics) Posttranslational modifications Mod (computer gaming) Modified car Body modification Grammatical modifier See also All pages with… … Wikipedia
Amino acid — This article is about the class of chemicals. For the structures and properties of the standard proteinogenic amino acids, see Proteinogenic amino acid. The generic structure of an alpha amino acid in its unionized form … Wikipedia
Protein targeting — This article deals with protein targeting in eukaryotes except where noted. Protein targeting or protein sorting is the mechanism by which a cell transports proteins to the appropriate positions in the cell or outside of it. Sorting targets can… … Wikipedia
Acetylation — Salicylic acid is acetylated to form aspirin Acetylation (or in IUPAC nomenclature ethanoylation) describes a reaction that introduces an acetyl functional group into a chemical compound. (Deacetylation is the removal of the acetyl group.)… … Wikipedia
amino acid — Biochem. any of a class of organic compounds that contains at least one amino group, NH2, and one carboxyl group, COOH: the alpha amino acids, RCH(NH2)COOH, are the building blocks from which proteins are constructed. Cf. essential amino acid.… … Universalium
Methylation — In the chemical sciences, methylation denotes the addition of a methyl group to a substrate or the substitution of an atom or group by a methyl group. Methylation is a form of alkylation with, to be specific, a methyl group, rather than a larger… … Wikipedia
Protein folding — Protein thermodynamics redirects here. For the thermodynamics of reactions catalyzed by proteins, see Enzyme. Protein before and after folding. Protein folding is the process by which a protein structure assumes its functional shape or… … Wikipedia
Myristoylation — In myristoylation, a myristoyl group (derived from myristic acid, pictured above) is added. Myristoylation is an irreversible, co translational (during translation) protein modification found in animals, plants, fungi, protozoans[1] and viruses.… … Wikipedia
