FUNCTION: This alpha-adrenergic receptor mediates its action by association with G proteins that activate a phosphatidylinositol-calcium second messenger system. Its effect is mediated by G(q) and G(11) proteins. Nuclear ADRA1A-ADRA1B heterooligomers regulate phenylephrine (PE)-stimulated ERK signal...
FUNCTION: This alpha-adrenergic receptor mediates its action by association with G proteins that activate a phosphatidylinositol-calcium second messenger system. Its effect is mediated by G(q) and G(11) proteins. Nuclear ADRA1A-ADRA1B heterooligomers regulate phenylephrine (PE)-stimulated ERK signaling in cardiac myocytes. {ECO:0000269|PubMed:18802028, ECO:0000269|PubMed:22120526}.
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GO - Biological processes (BP):
adenylate cyclase-activating adrenergic receptor signaling pathway [GO:0071880]; adenylate cyclase-modulating G protein-coupled receptor signaling pathway [GO:0007188]; cell-cell signaling [GO:0007267]; G protein-coupled receptor signaling pathway [GO:0007186]; intracellular signal transduction [GO:...
adenylate cyclase-activating adrenergic receptor signaling pathway [GO:0071880]; adenylate cyclase-modulating G protein-coupled receptor signaling pathway [GO:0007188]; cell-cell signaling [GO:0007267]; G protein-coupled receptor signaling pathway [GO:0007186]; intracellular signal transduction [GO:0035556]; neuron-glial cell signaling [GO:0150099]; phospholipase C-activating G protein-coupled receptor signaling pathway [GO:0007200]; positive regulation of cytosolic calcium ion concentration [GO:0007204]; positive regulation of heart rate by epinephrine-norepinephrine [GO:0001996]; positive regulation of MAPK cascade [GO:0043410]; positive regulation of vasoconstriction [GO:0045907]; regulation of cardiac muscle contraction [GO:0055117]
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GO - Molecular function (MF):
alpha1-adrenergic receptor activity [GO:0004937]; G protein-coupled receptor activity [GO:0004930]; protein heterodimerization activity [GO:0046982]...
alpha1-adrenergic receptor activity [GO:0004937]; G protein-coupled receptor activity [GO:0004930]; protein heterodimerization activity [GO:0046982]
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GO - Cellular component (CC):
caveola [GO:0005901]; cytoplasm [GO:0005737]; integral component of plasma membrane [GO:0005887]; nuclear membrane [GO:0031965]; nucleus [GO:0005634]; plasma membrane [GO:0005886]...
caveola [GO:0005901]; cytoplasm [GO:0005737]; integral component of plasma membrane [GO:0005887]; nuclear membrane [GO:0031965]; nucleus [GO:0005634]; plasma membrane [GO:0005886]
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