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Microbiology, 2021

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14.4 • Mechanisms of Other Antimicrobial Drugs 589<br />

Figure 14.16<br />

Acyclovir is a structural analog of guanosine. It is specifically activated by the viral enzyme thymidine kinase and then<br />

preferentially binds to viral DNA polymerase, leading to chain termination during DNA replication.

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