title: Gap junctions: more roles and new structural data.
mesh_terms: D000818:Animals; D018031:Connexin 43 / Q000737:chemistry* / Q000502:physiology*; D003461:Crystallography; D017629:Gap Junctions / Q000737:chemistry / Q000502:physiology*; D009206:Myocardium / Q000737:chemistry / Q000166:cytology