posttranslational modification

(redirected from Protein processing, post-translational)
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posttranslational modification

the further differentiation protein undergoes after translation by, for example, methylation, phosphorylation, glycosylation, sulfation, disulfide bonding, and other processes.
See also: translation.

posttranslational modification

The alteration of a protein, e.g., by phosphorylation or by the addition of carbohydrates to its structure. This process changes both the structure of proteins and their functions in biochemical reactions.
See also: modification