[kə′nek·sənz] (cell and molecular biology) A group of transmembrane proteins that form the intermembrane channels of gap junctions; they are used by inorganic ions and most small organic molecules to pass through cell interiors.
connexins
con·nex·ins
(kŏ-neks'inz), Complex protein assemblies; a group of six makes up a connexon. See also: connexons.