Definition: Proteins, usually glycoproteins, found in the viral envelopes of a variety of viruses. They promote cell membrane fusion and thereby may function in the uptake of the virus by cells.
coord with specific virus; do not confuse with RECOMBINANT FUSION PROTEINS
ExamplesHIV Envelope Protein gp41
Other names Viral Fusion Glycoproteins; Fusion Proteins, Viral; Fusion Glycoproteins, Viral; Virus Fusion Proteins; Viral Fusion-GP; Sendai Virus Fusion Protein; Paramyxovirus Fusion Protein; Mumps Virus Fusion Protein; Measles Fusion Protein; Glycoprotein, Viral Fusion; Fusion VP1 Protein; Fusion Glycoprotein, Viral; F1 Polypeptide (Paramyxovirus); F-Glycoprotein SV; F Protein Newcastle Disease Virus; F Protein Measles Virus; F Protein (Sendai Virus); F Protein SV; Viral Fusion Glycoprotein; Viral Fusion GP