P2RY1: Receptor for extracellular adenine nucleotides such as ATP and ADP. In platelets binding to ADP leads to mobilization of intracellular calcium ions via activation of phospholipase C, a change in platelet shape, and probably to platelet aggregation. Belongs to the G-protein coupled receptor 1 family.
Protein type: GPCR, family 1; Membrane protein, multi-pass; Membrane protein, integral; Receptor, GPCR
Chromosomal Location of Human Ortholog: 3q25.2
Cellular Component: postsynaptic membrane; cell surface; mitochondrion; basolateral plasma membrane; integral to plasma membrane; apical plasma membrane; dendrite; plasma membrane
Molecular Function: ATP-activated nucleotide receptor activity; protein binding; purinergic nucleotide receptor activity, G-protein coupled; protein heterodimerization activity; receptor activity; A1 adenosine receptor binding; ADP binding; ATP binding; ADP-activated nucleotide receptor activity
Biological Process: platelet activation; eating behavior; regulation of vasodilation; positive regulation of hormone secretion; positive regulation of inositol trisphosphate biosynthetic process; sensory perception of pain; negative regulation of binding; G-protein coupled receptor protein signaling pathway; elevation of cytosolic calcium ion concentration; cell surface receptor linked signal transduction; response to mechanical stimulus; positive regulation of transcription from RNA polymerase II promoter; G-protein signaling, coupled to IP3 second messenger (phospholipase C activating); positive regulation of ion transport; positive regulation of protein amino acid phosphorylation; G-protein signaling, adenylate cyclase inhibiting pathway; regulation of receptor activity; blood coagulation; adenosine receptor signaling pathway; aging
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