Zinc proteins are a type of protein that contain zinc ions as essential components for their structure and function. These proteins play crucial roles in various biological processes, including enzyme activity, gene expression, and cellular signaling. The presence of zinc helps stabilize the protein's structure, allowing it to perform its specific functions effectively. Many enzymes, such as carbonic anhydrase and alcohol dehydrogenase, are zinc-dependent, meaning they require zinc to catalyze biochemical reactions. Additionally, zinc proteins are involved in immune function and antioxidant defense, highlighting their importance in maintaining overall health and supporting various physiological processes.