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⇱ Arestin beta 2 – Wikipedija / Википедија


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Arestin beta 2
Identifikatori
SimboliARRB2; ARB2; ARR2; DKFZp686L0365
Vanjski IDOMIM107941 MGI99474 HomoloGene3183 GeneCards: ARRB2 Gene
Ontologija gena
Celularna komponenta nukleus citoplazma ćelijska membrana
Biološki proces prenos signala senzorna percepcija respons na stimulus
Pregled RNK izražavanja
👁 Image
podaci
Ortolozi
VrstaČovekMiš
Entrez409216869
EnsemblENSG00000141480ENSMUSG00000060216
UniProtP32121Q3UCU5
RefSeq (mRNA)NM_004313XM_993633
RefSeq (protein)NP_004304XP_998727
Lokacija (UCSC)Chr 17:
4.56 - 4.57 Mb
Chr 11:
70.25 - 70.26 Mb
PubMed pretraga[1][2]

Arestin beta 2 (Beta arestin 2) je intracelularni protein koji je kod čoveka kodiran ARRB2 genom.

Za članove arestin/beta-arestin proteinske familije se smatra da učestvuju u agonistom-posredovanoj desenzitizaciji G protein-spregnutih receptora i izazivaju specifično prigušenje ćelijskog odgovora na stimuluse kao što su hormoni, neurotransmiteri, ili senzorne signale,[1][2][3] kao i da imaju zasebne signalne uloge.[4][5][6][7][8] Za arestin beta 2, poput arestina beta 1, je pokazano da inhibira funkciju beta-adrenergičkog receptora in vitro. On je izražen u visokim nivoima u centralnom nervnom sistemu i učestvuje u regulaciji sinaptičkih receptora. Pored mozga, cDNK za arestin beta 2 je bila izolovana iz tiroidne žlezde, i stoga on možda učestvuje u hormon-specifičnoj desenzitizaciji TSH receptora. Više alternativno splajsovanih transkriptnih varijanti ovog gena je nađeno.[9]

Ovaj protein može da interaguje sa agonistom DOI u signalizaciji 5-HT2A receptora.[10][11]

Interakcije

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Za arestin beta 2 je pokazano da interaguje sa

Literatura

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  1. Breivogel CS, Lambert JM, Gerfin S, Huffman JW, Razdan RK (July 2008). „Sensitivity to delta9-tetrahydrocannabinol is selectively enhanced in beta-arrestin2 -/- mice”. Behavioural Pharmacology 19 (4): 298–307. DOI:10.1097/FBP.0b013e328308f1e6. PMC 2751575. PMID 18622177.
  2. Li Y, Liu X, Liu C, Kang J, Yang J, Pei G, Wu C (March 2009). „Improvement of Morphine-Mediated Analgesia by Inhibition of beta-Arrestin 2 Expression in Mice Periaqueductal Gray Matter”. International Journal of Molecular Sciences 10 (3): 954–63. DOI:10.3390/ijms10030954. PMC 2672012. PMID 19399231.
  3. Zheng H, Loh HH, Law PY (January 2008). „Beta-arrestin-dependent mu-opioid receptor-activated extracellular signal-regulated kinases (ERKs) Translocate to Nucleus in Contrast to G protein-dependent ERK activation”. Molecular Pharmacology 73 (1): 178–90. DOI:10.1124/mol.107.039842. PMC 2253657. PMID 17947509.
  4. Ma L, Pei G (January 2007). „Beta-arrestin signaling and regulation of transcription”. Journal of Cell Science 120 (Pt 2): 213–8. DOI:10.1242/jcs.03338. PMID 17215450.
  5. Defea K (March 2008). „Beta-arrestins and heterotrimeric G-proteins: collaborators and competitors in signal transduction”. British Journal of Pharmacology 153 Suppl 1: S298–309. DOI:10.1038/sj.bjp.0707508. PMC 2268080. PMID 18037927.
  6. Barki-Harrington L, Rockman HA (February 2008). „Beta-arrestins: multifunctional cellular mediators”. Physiology (Bethesda, Md.) 23: 17–22. DOI:10.1152/physiol.00042.2007. PMID 18268361.
  7. Patel PA, Tilley DG, Rockman HA (March 2009). „Physiologic and cardiac roles of beta-arrestins”. Journal of Molecular and Cellular Cardiology 46 (3): 300–8. DOI:10.1016/j.yjmcc.2008.11.015. PMID 19103204.
  8. Golan M, Schreiber G, Avissar S (2009). „Antidepressants, beta-arrestins and GRKs: from regulation of signal desensitization to intracellular multifunctional adaptor functions”. Current Pharmaceutical Design 15 (14): 1699–708. DOI:10.2174/138161209788168038. PMID 19442183.
  9. „Entrez Gene: ARRB2 arrestin, beta 2”.
  10. Schmid CL, Raehal KM, Bohn LM (January 2008). „Agonist-directed signaling of the serotonin 2A receptor depends on beta-arrestin-2 interactions in vivo”. Proc. Natl. Acad. Sci. U.S.A. 105 (3): 1079–84. DOI:10.1073/pnas.0708862105. PMC 2242710. PMID 18195357.
  11. Abbas A, Roth BL (January 2008). „Arresting serotonin”. Proc. Natl. Acad. Sci. U.S.A. 105 (3): 831–2. DOI:10.1073/pnas.0711335105. PMC 2242676. PMID 18195368.
  12. Laporte SA, Oakley RH, Zhang J, Holt JA, Ferguson SS, Caron MG, Barak LS (March 1999). „The beta2-adrenergic receptor/betaarrestin complex recruits the clathrin adaptor AP-2 during endocytosis”. Proc. Natl. Acad. Sci. U.S.A. 96 (7): 3712–7. DOI:10.1073/pnas.96.7.3712. PMC 22359. PMID 10097102.
  13. Kim YM, Benovic JL (August 2002). „Differential roles of arrestin-2 interaction with clathrin and adaptor protein 2 in G protein-coupled receptor trafficking”. J. Biol. Chem. 277 (34): 30760–8. DOI:10.1074/jbc.M204528200. PMID 12070169.
  14. Claing A, Chen W, Miller WE, Vitale N, Moss J, Premont RT, Lefkowitz RJ (November 2001). „beta-Arrestin-mediated ADP-ribosylation factor 6 activation and beta 2-adrenergic receptor endocytosis”. J. Biol. Chem. 276 (45): 42509–13. DOI:10.1074/jbc.M108399200. PMID 11533043.
  15. Wang P, Gao H, Ni Y, Wang B, Wu Y, Ji L, Qin L, Ma L, Pei G (February 2003). „Beta-arrestin 2 functions as a G-protein-coupled receptor-activated regulator of oncoprotein Mdm2”. J. Biol. Chem. 278 (8): 6363–70. DOI:10.1074/jbc.M210350200. PMID 12488444.
  16. Wang P, Wu Y, Ge X, Ma L, Pei G (March 2003). „Subcellular localization of beta-arrestins is determined by their intact N domain and the nuclear export signal at the C terminus”. J. Biol. Chem. 278 (13): 11648–53. DOI:10.1074/jbc.M208109200. PMID 12538596.
  17. Shenoy SK, Xiao K, Venkataramanan V, Snyder PM, Freedman NJ, Weissman AM (August 2008). „Nedd4 mediates agonist-dependent ubiquitination, lysosomal targeting, and degradation of the beta2-adrenergic receptor”. J. Biol. Chem. 283 (32): 22166–76. DOI:10.1074/jbc.M709668200. PMC 2494938. PMID 18544533.
  18. Bhattacharya M, Anborgh PH, Babwah AV, Dale LB, Dobransky T, Benovic JL, Feldman RD, Verdi JM, Rylett RJ, Ferguson SS (August 2002). „Beta-arrestins regulate a Ral-GDS Ral effector pathway that mediates cytoskeletal reorganization”. Nat. Cell Biol. 4 (8): 547–55. DOI:10.1038/ncb821. PMID 12105416.

Dodatna literatura

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