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<a accesskey="3" href="page.php?w=substrate_presentation&amp;p=2">3.Next</a>
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<p>In <a href="page.php?w=molecular_biology">molecular biology</a>, <b>substrate presentation</b> is a biological process that activates a <a href="page.php?w=protein">protein</a>. The protein is sequestered away from its <a href="page.php?w=Substrate_%28chemistry%29">substrate</a> and then activated by release and exposure to its substrate. A substrate is typically the substance on which an <a href="page.php?w=enzyme">enzyme</a> acts but can also be a protein surface to which a <a href="page.php?w=ligand">ligand</a> binds. In the case of an interaction</p><p>
<a accesskey="3" href="page.php?w=substrate_presentation&amp;p=2">3.Next</a>
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