PAR1 a G-protein coupled high-affinity receptor for activated thrombin or trypsin. Coupled to G proteins that stimulate phosphoinositide hydrolysis. Coupled to G proteins that stimulate phosphoinositide hydrolysis. May play a role in platelet activation and in vascular development. Note: This description may include information from UniProtKB.
Protein type: Cell development/differentiation; GPCR, family 1; Membrane protein, integral; Membrane protein, multi-pass; Receptor, GPCR
Chromosomal Location of Human Ortholog: 5q13.3
Cellular Component:  caveola; cell surface; early endosome; extracellular region; Golgi apparatus; integral component of plasma membrane; late endosome; neuromuscular junction; plasma membrane; postsynaptic membrane
Molecular Function:  G-protein alpha-subunit binding; G-protein beta-subunit binding; G-protein coupled receptor activity; protein binding; receptor binding; thrombin receptor activity
Biological Process:  activation of cysteine-type endopeptidase activity involved in apoptotic process; activation of MAPKK activity; anatomical structure morphogenesis; blood coagulation; connective tissue replacement during inflammatory response; elevation of cytosolic calcium ion concentration; elevation of cytosolic calcium ion concentration during G-protein signaling, coupled to IP3 second messenger (phospholipase C activating); establishment of synaptic specificity at neuromuscular junction; G-protein coupled receptor signaling pathway; homeostasis of number of cells within a tissue; inflammatory response; intercellular junction maintenance; negative regulation of cell proliferation; negative regulation of glomerular filtration; negative regulation of neuron apoptosis; negative regulation of renin secretion into blood stream; phospholipase C-activating G-protein coupled receptor signaling pathway; platelet activation; platelet dense granule organization and biogenesis; positive regulation of blood coagulation; positive regulation of calcium ion transport; positive regulation of cell migration; positive regulation of cell proliferation; positive regulation of collagen biosynthetic process; positive regulation of cysteine-type endopeptidase activity involved in apoptotic process; positive regulation of ERK1 and ERK2 cascade; positive regulation of GTPase activity; positive regulation of I-kappaB kinase/NF-kappaB signaling; positive regulation of interleukin-6 secretion; positive regulation of interleukin-8 secretion; positive regulation of JAK-STAT cascade; positive regulation of MAPK cascade; positive regulation of phosphoinositide 3-kinase cascade; positive regulation of release of sequestered calcium ion into cytosol; positive regulation of Rho protein signal transduction; positive regulation of smooth muscle contraction; positive regulation of transcription, DNA-templated; positive regulation of vasoconstriction; protein kinase C-activating G-protein coupled receptor signaling pathway; regulation of blood coagulation; regulation of interleukin-1 beta production; regulation of sensory perception of pain; release of sequestered calcium ion into cytosol; response to lipopolysaccharide; response to wounding
Reference #:  P25116 (UniProtKB)
Alt. Names/Synonyms: CF2R; coagulation factor II (thrombin) receptor; Coagulation factor II receptor; F2R; HTR; PAR-1; PAR1; protease-activated receptor 1; Proteinase-activated receptor 1; Thrombin receptor
Gene Symbols: F2R
Molecular weight: 47,441 Da
Basal Isoelectric point: 8.62  Predict pI for various phosphorylation states
Select Structure to View Below

PAR1

Protein Structure Not Found.


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