Proteins often consist of multiple subunits so that they may have different functions under different conditions.

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Proteins can be composed of one or multiple subunits, which allows them to have different structures and functions depending on the conditions they are exposed to. This is known as the quaternary structure of proteins. Examples of proteins with multiple subunits include hemoglobin and DNA polymerase.

Proteins Often Consist of Multiple Subunits So That They May