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- Table of Contents
1 Citations 1 Q&As
Facts about Free fatty acid receptor 4.
Acts as a receptor for omega-3 fatty acids and mediates robust anti- inflammatory effects, particularly in macrophages and fat cells. The anti-inflammatory effects include inhibition of TAK1 by means of a beta-arrestin 2 (ARRB2)/TAB1-dependent effect, but independent of the G(q)/G(11)-coupled pathway.
Mouse | |
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Gene Name: | Ffar4 |
Uniprot: | Q7TMA4 |
Entrez: | 107221 |
Belongs to: |
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G-protein coupled receptor 1 family |
FFAR4; G protein-coupled receptor 120; G protein-coupled receptor 129; G protein-coupled receptor PGR4; GPR120; GPR129; G-protein coupled receptor 120; G-protein coupled receptor 129; G-protein coupled receptor GT01; G-protein coupled receptor PGR4; G-protein-coupled receptor GT01; GT01; MGC119984; O3FAR1; omega-3 fatty acid receptor 1; PGR4; PGR4DKFZp686F0824
Mass (kDA):
40.813 kDA
Mouse | |
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Location: | 19|19 C2 |
Sequence: | 19; |
Expressed in the taste buds of the circumvallate and fungiform papillae, mainly in type II cells (at protein level). Abundant expression in the intestinal tract. Highly expressed in adipose tissue, including subcutaneous, perineral, mesentric and epididymal adipose tissue. Expressed in proinflammatory CD11c+ macrophages, mature adipocytes, RAW 264.7 cells and enteroendocrine L cells. Expressed in the epithelium of circumvallate papillae containing taste buds but not in the nonsensory lingual epithelium. High expression detected also in pituitary gland, lung and spleen. Negligible expression in muscle, liver, brain, heart, kidney and stomach.
PMID: 14623098 by Fredriksson R., et al. Seven evolutionarily conserved human rhodopsin G protein-coupled receptors lacking close relatives.
PMID: 15619630 by Hirasawa A., et al. Free fatty acids regulate gut incretin glucagon-like peptide-1 secretion through GPR120.
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