Target intelligence / Profile preview

Envelope Glycoprotein Complex

Molecular classification: Glycoprotein, Viral protein, Membrane protein, Fusion protein

Overview

The envelope glycoprotein complex is a structural and functional assembly found on the surface of many enveloped viruses, including HIV, hepatitis C virus (HCV), flaviviruses (such as dengue and Zika), alphaherpesviruses, and arenaviruses. This complex plays a central role in viral entry into host cells by mediating attachment to cellular receptors and facilitating membrane fusion. It is a major target for neutralizing antibodies and vaccine development due to its essential role in infection initiation.

Mechanism of action

Attachment inhibition, fusion inhibition by targeting viral envelope glycoproteins

Biological functions

Viral entryHost cell attachmentMembrane fusionImmune evasion

Disease associations

InfectionHIV infectionHepatitis CFlavivirus infections (Dengue, Zika, etc.)Herpesvirus infectionsArenavirus infections

Safety considerations

High sequence variability leading to drug resistanceGlycosylation masking antigenic sitesOff-target effects of entry inhibitors

Interacting drugs

Entry inhibitors (e.g., Maraviroc, Enfuvirtide for HIV)

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