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Receptor, Progesterone -- See Receptors, Progesterone


Specific proteins found in or on cells of progesterone target tissues that specifically combine with progesterone. The cytosol progesterone-receptor complex then associates with the nucleic acids to initiate protein synthesis. There are two kinds of progesterone receptors, A and B. Both are induced by estrogen and have short half-lives
  1
 

Receptor Protein, Odor -- See Receptors, Odorant


Proteins, usually projecting from the cilia of olfactory receptor neurons, that specifically bind odorant molecules and trigger responses in the neurons. The large number of different odorant receptors appears to arise from several gene families or subfamilies rather than from DNA rearrangement
  1
 

Receptor Protein, Olfactory -- See Receptors, Odorant


Proteins, usually projecting from the cilia of olfactory receptor neurons, that specifically bind odorant molecules and trigger responses in the neurons. The large number of different odorant receptors appears to arise from several gene families or subfamilies rather than from DNA rearrangement
  1
 

Receptor Protein-Tyrosine Kinase -- See Receptor Protein-Tyrosine Kinases


A class of cellular receptors that have an intrinsic PROTEIN-TYROSINE KINASE activity
  1
Receptor Protein-Tyrosine Kinases   21
 

Receptor proteins, Odor -- See Olfactory receptors


  1
 

Receptor Proteins, Odorant -- See Receptors, Odorant


Proteins, usually projecting from the cilia of olfactory receptor neurons, that specifically bind odorant molecules and trigger responses in the neurons. The large number of different odorant receptors appears to arise from several gene families or subfamilies rather than from DNA rearrangement
  1
  Receptor proteins, Olfactory -- 2 Related Subjects   2
 

Receptor, Purine -- See Receptors, Purinergic


Cell surface proteins that bind PURINES with high affinity and trigger intracellular changes which influence the behavior of cells. The best characterized classes of purinergic receptors in mammals are the P1 receptors, which prefer ADENOSINE, and the P2 receptors, which prefer ATP or ADP
  1
 

Receptor, Purinergic P1 -- See Receptors, Purinergic P1


A class of cell surface receptors that prefer ADENOSINE to other endogenous PURINES. Purinergic P1 receptors are widespread in the body including the cardiovascular, respiratory, immune, and nervous systems. There are at least two pharmacologically distinguishable types (A1 and A2, or Ri and Ra)
  1
 

Receptor, Quisqualate -- See Receptors, AMPA


A class of ionotropic glutamate receptors characterized by their affinity for the agonist AMPA (alpha-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid)
  1
 

Receptor, Scatter Factor -- See Proto-Oncogene Proteins c-met


Cell surface protein-tyrosine kinase receptors for HEPATOCYTE GROWTH FACTOR. They consist of an extracellular alpha chain which is disulfide-linked to the transmembrane beta chain. The cytoplasmic portion contains the catalytic domain and sites critical for the regulation of kinase activity. Mutations in the c-met proto-oncogene are associated with papillary renal carcinoma and other neoplasia
  1
 

Receptor, Sensory -- See Sensory Receptor Cells


Specialized afferent neurons capable of transducing sensory stimuli into NERVE IMPULSES to be transmitted to the CENTRAL NERVOUS SYSTEM. Sometimes sensory receptors for external stimuli are called exteroceptors; for internal stimuli are called interoceptors and proprioceptors
  1
Receptor, Serotonin, 5-HT2C -- genetics. : A-to-I RNA editing in human disease / Kazuko Nishikura  2013 1
Receptor, Serotonin, 5-HT2C -- physiology. : 5-HT2̳C̳ receptors in the pathophysiology of CNS disease / Giuseppe Di Giovanni, Ennio Esposito, Vincenzo Di Matteo, editors  2011 1
Receptor, Serotonin, 5-HT2C -- therapeutic use. : 5-HT2̳C̳ receptors in the pathophysiology of CNS disease / Giuseppe Di Giovanni, Ennio Esposito, Vincenzo Di Matteo, editors  2011 1
 

Receptor, SNAP -- See SNARE Proteins


A superfamily of small proteins which are involved in the MEMBRANE FUSION events, intracellular protein trafficking and secretory processes. They share a homologous SNARE motif. The SNARE proteins are divided into subfamilies: QA-SNARES; QB-SNARES; QC-SNARES; and R-SNARES. The formation of a SNARE complex (composed of one each of the four different types SNARE domains (Qa, Qb, Qc, and R)) mediates MEMBRANE FUSION. Following membrane fusion SNARE complexes are dissociated by the NSFs (N-ETHYLMALEIMIDE-SENSITIVE FACTORS), in conjunction with SOLUBLE NSF ATTACHMENT PROTEIN, i.e., SNAPs (no relation to SNAP 25.)
  1
 

Receptor-specific proteins -- See Lectins


  1
 

Receptor, Stanolone -- See Receptors, Androgen


Proteins, generally found in the CYTOPLASM, that specifically bind ANDROGENS and mediate their cellular actions. The complex of the androgen and receptor migrates to the CELL NUCLEUS where it induces transcription of specific segments of DNA
  1
 

Receptor, Steroid -- See Receptors, Steroid


Proteins found usually in the cytoplasm or nucleus that specifically bind steroid hormones and trigger changes influencing the behavior of cells. The steroid receptor-steroid hormone complex regulates the transcription of specific genes
  1
 

Receptor, Stretch -- See Mechanoreceptors


Cells specialized to transduce mechanical stimuli and relay that information centrally in the nervous system. Mechanoreceptor cells include the INNER EAR hair cells, which mediate hearing and balance, and the various somatosensory receptors, often with non-neural accessory structures
  1
 

Receptor, Synthetic -- See Receptors, Artificial


Receptors that are created by SYNTHETIC CHEMISTRY TECHNIQUES. They are usually designed to mimic endogenous CELL SURFACE RECEPTORS
  1
 

Receptor, T-Cell -- See Receptors, Antigen, T-Cell


Molecules on the surface of T-lymphocytes that recognize and combine with antigens. The receptors are non-covalently associated with a complex of several polypeptides collectively called CD3 antigens (CD3 COMPLEX). Recognition of foreign antigen and the major histocompatibility complex is accomplished by a single heterodimeric antigen-receptor structure, composed of either alpha-beta (RECEPTORS, ANTIGEN, T-CELL, ALPHA-BETA) or gamma-delta (RECEPTORS, ANTIGEN, T-CELL, GAMMA-DELTA) chains
  1
 

Receptor, T-Cell Antigen -- See Receptors, Antigen, T-Cell


Molecules on the surface of T-lymphocytes that recognize and combine with antigens. The receptors are non-covalently associated with a complex of several polypeptides collectively called CD3 antigens (CD3 COMPLEX). Recognition of foreign antigen and the major histocompatibility complex is accomplished by a single heterodimeric antigen-receptor structure, composed of either alpha-beta (RECEPTORS, ANTIGEN, T-CELL, ALPHA-BETA) or gamma-delta (RECEPTORS, ANTIGEN, T-CELL, GAMMA-DELTA) chains
  1
 

Receptor, TCGF -- See Receptors, Interleukin-2


Receptors present on activated T-LYMPHOCYTES and B-LYMPHOCYTES that are specific for INTERLEUKIN-2 and play an important role in LYMPHOCYTE ACTIVATION. They are heterotrimeric proteins consisting of the INTERLEUKIN-2 RECEPTOR ALPHA SUBUNIT, the INTERLEUKIN-2 RECEPTOR BETA SUBUNIT, and the INTERLEUKIN RECEPTOR COMMON GAMMA-CHAIN
  1
 

Receptor, Testosterone -- See Receptors, Androgen


Proteins, generally found in the CYTOPLASM, that specifically bind ANDROGENS and mediate their cellular actions. The complex of the androgen and receptor migrates to the CELL NUCLEUS where it induces transcription of specific segments of DNA
  1
 

Receptor, TGF-alpha -- See ErbB Receptors


A family of structurally-related cell-surface receptors that signal through an intrinsic PROTEIN-TYROSINE KINASE. The receptors are activated upon binding of specific ligands which include EPIDERMAL GROWTH FACTORS, and NEUREGULINS
  1
 

Receptor, TGF-beta -- See Receptors, Transforming Growth Factor beta


Cell-surface proteins that bind transforming growth factor beta and trigger changes influencing the behavior of cells. Two types of transforming growth factor receptors have been recognized. They differ in affinity for different members of the transforming growth factor beta family and in cellular mechanisms of action
  1
 

Receptor, TLR2 -- See Toll-Like Receptor 2


A pattern recognition receptor that forms heterodimers with other TOLL-LIKE RECEPTORS. It interacts with multiple ligands including PEPTIDOGLYCAN, bacterial LIPOPROTEINS, lipoarabinomannan, and a variety of PORINS
  1
 

Receptor, TNF -- See Receptors, Tumor Necrosis Factor


Cell surface receptors that bind TUMOR NECROSIS FACTORS and trigger changes which influence the behavior of cells
  1
 

Receptor, TNFRSF6 -- See fas Receptor


A tumor necrosis factor receptor subtype found in a variety of tissues and on activated LYMPHOCYTES. It has specificity for FAS LIGAND and plays a role in regulation of peripheral immune responses and APOPTOSIS. Multiple isoforms of the protein exist due to multiple ALTERNATIVE SPLICING. The activated receptor signals via a conserved death domain that associates with specific TNF RECEPTOR-ASSOCIATED FACTORS in the CYTOPLASM. Mutations in the CD95 gene are associated with cases of autoimmune lymphoproliferative syndrome
  1
 

Receptor, Toll-Like -- See Toll-Like Receptors


A family of pattern recognition receptors characterized by an extracellular leucine-rich domain and a cytoplasmic domain that share homology with the INTERLEUKIN 1 RECEPTOR and the DROSOPHILA toll protein. Following pathogen recognition, toll-like receptors recruit and activate a variety of SIGNAL TRANSDUCING ADAPTOR PROTEINS
  1
 

Receptor, TRAIL-1 -- See Receptors, TNF-Related Apoptosis-Inducing Ligand


Tumor necrosis factor receptor family members that are widely expressed and play a role in regulation of peripheral immune responses and APOPTOSIS. The receptors are specific for TNF-RELATED APOPTOSIS-INDUCING LIGAND and signal via conserved DEATH DOMAINS that associate with specific TNF RECEPTOR-ASSOCIATED FACTORS in the CYTOPLASM
  1
 

Receptor, TRAIL-2 -- See Receptors, TNF-Related Apoptosis-Inducing Ligand


Tumor necrosis factor receptor family members that are widely expressed and play a role in regulation of peripheral immune responses and APOPTOSIS. The receptors are specific for TNF-RELATED APOPTOSIS-INDUCING LIGAND and signal via conserved DEATH DOMAINS that associate with specific TNF RECEPTOR-ASSOCIATED FACTORS in the CYTOPLASM
  1
 

Receptor, TRAIL-4 -- See Receptors, TNF-Related Apoptosis-Inducing Ligand


Tumor necrosis factor receptor family members that are widely expressed and play a role in regulation of peripheral immune responses and APOPTOSIS. The receptors are specific for TNF-RELATED APOPTOSIS-INDUCING LIGAND and signal via conserved DEATH DOMAINS that associate with specific TNF RECEPTOR-ASSOCIATED FACTORS in the CYTOPLASM
  1
 

Receptor, Transferrin -- See Receptors, Transferrin


Membrane glycoproteins found in high concentrations on iron-utilizing cells. They specifically bind iron-bearing transferrin, are endocytosed with its ligand and then returned to the cell surface where transferrin without its iron is released
  1
 

Receptor, Transforming-Growth Factor alpha -- See ErbB Receptors


A family of structurally-related cell-surface receptors that signal through an intrinsic PROTEIN-TYROSINE KINASE. The receptors are activated upon binding of specific ligands which include EPIDERMAL GROWTH FACTORS, and NEUREGULINS
  1
 

Receptor, Trophic Factor -- See Receptors, Growth Factor


Cell surface receptors that bind growth or trophic factors with high affinity, triggering intracellular responses which influence the growth, differentiation, or survival of cells
  1
 

Receptor Tyrosine-protein Kinase erbB-1 -- See ErbB Receptors


A family of structurally-related cell-surface receptors that signal through an intrinsic PROTEIN-TYROSINE KINASE. The receptors are activated upon binding of specific ligands which include EPIDERMAL GROWTH FACTORS, and NEUREGULINS
  1
 

Receptor, Urogastrone -- See ErbB Receptors


A family of structurally-related cell-surface receptors that signal through an intrinsic PROTEIN-TYROSINE KINASE. The receptors are activated upon binding of specific ligands which include EPIDERMAL GROWTH FACTORS, and NEUREGULINS
  1
 

Receptor, Vascular Endothelial Cell Growth Factor -- See Receptors, Vascular Endothelial Growth Factor


A family of closely related RECEPTOR PROTEIN-TYROSINE KINASES that bind vascular endothelial growth factors. They share a cluster of seven extracellular IG-LIKE DOMAINS which are important for ligand binding. They are highly expressed in vascular endothelial cells and are critical for the physiological and pathological growth, development and maintenance of blood and lymphatic vessels
  1
 

Receptor, Vascular Permeability Factor -- See Receptors, Vascular Endothelial Growth Factor


A family of closely related RECEPTOR PROTEIN-TYROSINE KINASES that bind vascular endothelial growth factors. They share a cluster of seven extracellular IG-LIKE DOMAINS which are important for ligand binding. They are highly expressed in vascular endothelial cells and are critical for the physiological and pathological growth, development and maintenance of blood and lymphatic vessels
  1
 

Receptors, 5-HT -- See Receptors, Serotonin


Cell-surface proteins that bind SEROTONIN and trigger intracellular changes which influence the behavior of cells. Several types of serotonin receptors have been recognized which differ in their pharmacology, molecular biology, and mode of action
  1
 

Receptors, 5-Hydroxytryptamine -- See Receptors, Serotonin


Cell-surface proteins that bind SEROTONIN and trigger intracellular changes which influence the behavior of cells. Several types of serotonin receptors have been recognized which differ in their pharmacology, molecular biology, and mode of action
  1
 

Receptors, Abiotic -- See Receptors, Artificial


Receptors that are created by SYNTHETIC CHEMISTRY TECHNIQUES. They are usually designed to mimic endogenous CELL SURFACE RECEPTORS
  1
 

Receptors, Acetylcholine -- See Receptors, Cholinergic


Cell surface proteins that bind acetylcholine with high affinity and trigger intracellular changes influencing the behavior of cells. Cholinergic receptors are divided into two major classes, muscarinic and nicotinic, based originally on their affinity for nicotine and muscarine. Each group is further subdivided based on pharmacology, location, mode of action, and/or molecular biology
  1
Acetylcholine -- Receptors. : Exploring the vertebrate central cholinergic nervous system / Alexander G. Karczmar ; with contributions by Neelima Chauhan [and others] ; with a foreword by Victor P. Whittaker  2007 1
 

Receptors, ACh -- See Receptors, Cholinergic


Cell surface proteins that bind acetylcholine with high affinity and trigger intracellular changes influencing the behavior of cells. Cholinergic receptors are divided into two major classes, muscarinic and nicotinic, based originally on their affinity for nicotine and muscarine. Each group is further subdivided based on pharmacology, location, mode of action, and/or molecular biology
  1
 

Receptors, ACTH -- See Receptors, Corticotropin


Cell surface receptors that bind CORTICOTROPIN; (ACTH, adrenocorticotropic hormone) with high affinity and trigger intracellular changes. Pharmacology suggests there may be multiple ACTH receptors. An ACTH receptor has been cloned and belongs to a subfamily of G-protein-coupled receptors. In addition to the adrenal cortex, ACTH receptors are found in the brain and immune systems
  1
 

Receptors, Adenosine -- See Receptors, Purinergic P1


A class of cell surface receptors that prefer ADENOSINE to other endogenous PURINES. Purinergic P1 receptors are widespread in the body including the cardiovascular, respiratory, immune, and nervous systems. There are at least two pharmacologically distinguishable types (A1 and A2, or Ri and Ra)
  1
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