*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p>Purine nucleoside phosphorylase (PNP) is an essential enzyme in purine metabolism, catalyzing the phosphorolytic cleavage of N-glycosidic bonds. The J&K grade product offers high specific activity at 200 units/mg. <strong>Molecular Formula</strong>: C6H14N5O4P; <strong>CAS No.</strong>: 9037-88-5.</p>
<h3>Application</h3>
<ul>
<li><strong>Diagnostics</strong>: Used in colorimetric assays for quantifying purine metabolites.</li>
<li><strong>Biotechnology</strong>: Critical component in PCR-based sequencing and DNA repair studies.</li>
<li><strong>Research</strong>: Applied in enzymatic synthesis of modified nucleosides for drug development.</li>
</ul>
<h3>Precautions</h3>
<p>Store at -20°C to maintain stability. Avoid repeated freeze-thaw cycles. Wear appropriate PPE during handling as it may cause sensitization. Not approved for direct clinical administration without formulation.</p>