Griffithsin Retains Anti-HIV-1 Potency with Changes in gp120 Glycosylation and Complements Broadly Neutralizing Antibodies PGT121 and PGT126
Author(s) -
Kathryn Fischer,
Kimberly Nguyen,
Patricia J. LiWang
Publication year - 2019
Publication title -
antimicrobial agents and chemotherapy
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.07
H-Index - 259
eISSN - 1070-6283
pISSN - 0066-4804
DOI - 10.1128/aac.01084-19
Subject(s) - glycosylation , glycan , potency , antibody , neutralization , neutralizing antibody , glycoprotein , virology , mannose , biology , entry inhibitor , lectin , chemistry , immunology , microbiology and biotechnology , biochemistry , viral entry , virus , in vitro , viral replication
Griffithsin (Grft) is an antiviral lectin that has been shown to potently inhibit HIV-1 by binding high-mannose N-linked glycosylation sites on HIV-1 gp120. A key factor for Grft potency is glycosylation at N295 of gp120, which is directly adjacent to N332, a target glycan for an entire class of broadly neutralizing antibodies (bNAbs).
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