Related Experiment Video
Updated: May 18, 2026
10:40
Analysis of Group IV Viral SSHHPS Using In Vitro and In Silico Methods
Published on: December 21, 2019
Viral proteases as targets for drug design
Marcin Skoreński1, Marcin Sieńczyk
1Wroclaw University of Technology, Chemistry Department, Division of Medicinal Chemistry and Microbiology, Wybrzeże Wyspiańskiego 27, 50-370 Wroclaw, Poland.
Current Pharmaceutical Design
|September 29, 2012
Summary
Viruses infect cells, causing disease and death. While vaccines offer protection, some viruses evade immunity, necessitating new antiviral drugs like protease inhibitors for effective treatment.
Area of Science:
- Virology
- Immunology
- Medicinal Chemistry
Background:
- Viruses infect host cells, utilizing replication machinery to propagate, leading to disease and potential mortality.
- Vaccines, a major medical advance, induce immune memory against viral infections, significantly reducing disease burden.
- Viral mutation allows immune evasion, highlighting the need for novel antiviral strategies beyond vaccination.
Purpose of the Study:
- To review the history and recent advancements in the design and synthesis of viral protease inhibitors.
- To emphasize the importance of targeting viral proteases as a therapeutic strategy.
Main Methods:
- Historical review of vaccine development and viral evasion mechanisms.
- Comprehensive literature review of recent research on viral protease inhibitor design and synthesis.
Main Results:
- Viral proteases are essential for the viral life cycle and represent a validated target for antiviral drug development.
- Significant progress has been made in designing and synthesizing novel viral protease inhibitors.
Conclusions:
- Targeting viral proteases is a successful strategy for controlling viral infections.
- Continued research in viral protease inhibitor development is crucial for combating viral diseases, especially those with immune-evasive properties.
Related Concept Videos
01:26Targets for Drug Action: Overview
Drugs target macromolecules to modify ongoing cellular processes. Primary drug targets include receptors, ion channels, transporters, and enzymes.
Receptors are either membrane-spanning or intracellular proteins, which upon binding a ligand, get activated and transmit the signal downstream to elicit a response. Drugs bind receptors, either mimicking the action of endogenous ligands or blocking the receptor activity to bring about a modified response. Nearly 35% of approved drugs target the G...
Receptors are either membrane-spanning or intracellular proteins, which upon binding a ligand, get activated and transmit the signal downstream to elicit a response. Drugs bind receptors, either mimicking the action of endogenous ligands or blocking the receptor activity to bring about a modified response. Nearly 35% of approved drugs target the G...
01:30Inhibitors of Viral Protein Synthesis
Protein synthesis is indispensable for viral replication, as viruses lack the cellular machinery required for this process and must hijack the host's translational apparatus. In response, host cells deploy a critical innate immune defense involving interferons, specialized cytokines that play a central role in inhibiting viral propagation.Upon viral detection, infected cells release interferons that bind to receptors on adjacent uninfected cells, activating the JAK-STAT signaling pathway and...
01:10Retrovirus Life Cycles
Retroviruses have a single-stranded RNA genome that undergoes a special form of replication. Once the retrovirus has entered the host cell, an enzyme called reverse transcriptase synthesizes double-stranded DNA from the retroviral RNA genome. This DNA copy of the genome is then integrated into the host’s genome inside the nucleus via an enzyme called integrase. Consequently, the retroviral genome is transcribed into RNA whenever the host’s genome is transcribed, allowing the retrovirus to...
01:29Pharmacogenomics: Identification of New Drug Targets
Advances in genomics have profoundly influenced drug discovery by increasing both the speed and accuracy of pharmaceutical development. Pharmacogenomics, which examines how genetic variation influences drug response, facilitates the identification of novel therapeutic targets and enables patient stratification for personalized treatment. These strategies contribute to improved drug efficacy, minimized adverse effects, and more efficient clinical trial design.Mapping genetic differences...
01:27Transducer Mechanism: Enzyme-Linked Receptors
Enzyme-linked receptors are cell-surface receptors acting as an enzyme or associating with an enzyme intracellularly. They make excellent drug targets. Drugs can bind to the extracellular ligand-binding domain or directly affect their enzymatic domain and alter their activity.
Major types that are helpful drug targets include:
Major types that are helpful drug targets include:
01:29Subviral Agents
Subviral agents are infectious entities that resemble viruses but lack one or more viral components, such as a capsid or essential replication machinery. These agents include viroids, prions, and satellites, each possessing distinct structural and functional characteristics that influence their mode of infection and replication.Viroids are the simplest subviral agents, consisting of circular, single-stranded RNA molecules without a protein coat. They exclusively infect plants, relying entirely...