SEARCH Articles Figures Tables Cys-loop receptor superfamily Death domain factor receptor superfamily Delta receptors superfamily G protein-coupled receptor superfamily Immunoglobulin superfamily receptors Membrane-bound receptor superfamilies Nuclear receptor superfamily Nuclear receptor superfamily features Receptor glutamate superfamily Receptor superfamilies extracellular ligand binding domains Receptor superfamilies mechanism Receptor superfamilies muscarinic acetylcholine receptors Receptor superfamilies nicotinic acetylcholine receptors Receptor superfamilies subtypes Steroid receptor superfamily Superfamilies, of receptors Superfamily TNF Receptor Superfamily The Nuclear Receptor Superfamily Transcription factors nuclear receptor superfamily Transient receptor potential channel superfamily Tumor necrosis factor receptor superfamily