Sugar detection in 3D: Structure of an insect gustatory receptor

Cell Rep. 2024 Apr 30;43(5):114166. doi: 10.1016/j.celrep.2024.114166. Online ahead of print.

Abstract

The insect gustatory receptors (Grs) are one of the largest families of ion channels in the animal kingdom. Frank et al.1 unveil the structure of a fructose-sensing Gr and provide insight into its function.