Tuesday, July 28, 2026
Science

Immunoglobulin G's overlooked hinge turns out to be a structural control hub

The lower hinge of immunoglobulin G (IgG), an overlooked part of the antibody, acts as a structural and functional control hub, according to a study by researchers at Science Tokyo. Deleting a single amino acid in this region transforms a full-length antibody into a stable half-IgG1 molecule with al...

Immunoglobulin G's overlooked hinge turns out to be a structural control hub
Image: Phys.org
The lower hinge of immunoglobulin G (IgG), an overlooked part of the antibody, acts as a structural and functional control hub, according to a study by researchers at Science Tokyo. Deleting a single amino acid in this region transforms a full-length antibody into a stable half-IgG1 molecule with altered immune activity.

Originally published at Phys.org

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