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6hue

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ParkinS65N

Structural highlights

6hue is a 2 chain structure with sequence from Homo sapiens. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:	X-ray diffraction, Resolution 2.85Å
Ligands:	, , ,
Resources:	FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Disease

PRKN_HUMAN Young adult-onset Parkinsonism. Disease susceptibility may be associated with variations affecting the gene represented in this entry. Heterozygous mutations act as susceptibility alleles for late-onset Parkinson disease (PubMed:12730996 and PubMed:12629236). The disease is caused by mutations affecting the gene represented in this entry. Defects in PRKN may be involved in the development and/or progression of ovarian cancer.

Function

PRKN_HUMAN Functions within a multiprotein E3 ubiquitin ligase complex, catalyzing the covalent attachment of ubiquitin moieties onto substrate proteins, such as BCL2, SYT11, CCNE1, GPR37, RHOT1/MIRO1, MFN1, MFN2, STUB1, SNCAIP, SEPT5, TOMM20, USP30, ZNF746 and AIMP2 (PubMed:10973942, PubMed:10888878, PubMed:11431533, PubMed:12150907, PubMed:12628165, PubMed:16135753, PubMed:21376232, PubMed:23754282, PubMed:23620051, PubMed:24660806, PubMed:24751536). Mediates monoubiquitination as well as 'Lys-6', 'Lys-11', 'Lys-48'-linked and 'Lys-63'-linked polyubiquitination of substrates depending on the context (PubMed:19229105, PubMed:20889974, PubMed:25621951). Participates in the removal and/or detoxification of abnormally folded or damaged protein by mediating 'Lys-63'-linked polyubiquitination of misfolded proteins such as PARK7: 'Lys-63'-linked polyubiquitinated misfolded proteins are then recognized by HDAC6, leading to their recruitment to aggresomes, followed by degradation (PubMed:17846173, PubMed:19229105). Mediates 'Lys-63'-linked polyubiquitination of a 22 kDa O-linked glycosylated isoform of SNCAIP, possibly playing a role in Lewy-body formation (PubMed:11590439, PubMed:11431533, PubMed:19229105, PubMed:11590439, PubMed:15728840). Mediates monoubiquitination of BCL2, thereby acting as a positive regulator of autophagy (PubMed:20889974). Promotes the autophagic degradation of dysfunctional depolarized mitochondria (mitophagy) by promoting the ubiquitination of mitochondrial proteins such as TOMM20, RHOT1/MIRO1 and USP30 (PubMed:19029340, PubMed:19966284, PubMed:23620051, PubMed:24896179, PubMed:25527291). Preferentially assembles 'Lys-6'-, 'Lys-11'- and 'Lys-63'-linked polyubiquitin chains following mitochondrial damage, leading to mitophagy (PubMed:25621951). Mediates 'Lys-48'-linked polyubiquitination of ZNF746, followed by degradation of ZNF746 by the proteasome; possibly playing a role in the regulation of neuron death (PubMed:21376232). Limits the production of reactive oxygen species (ROS). Regulates cyclin-E during neuronal apoptosis. In collaboration with CHPF isoform 2, may enhance cell viability and protect cells from oxidative stress (PubMed:22082830). Independently of its ubiquitin ligase activity, protects from apoptosis by the transcriptional repression of p53/TP53 (PubMed:19801972). May protect neurons against alpha synuclein toxicity, proteasomal dysfunction, GPR37 accumulation, and kainate-induced excitotoxicity (PubMed:11439185). May play a role in controlling neurotransmitter trafficking at the presynaptic terminal and in calcium-dependent exocytosis. May represent a tumor suppressor gene.^[1] ^[2] ^[3] ^[4] ^[5] ^[6] ^[7] ^[8] ^[9] ^[10] ^[11] ^[12] ^[13] ^[14] ^[15] ^[16] ^[17] ^[18] ^[19] ^[20] ^[21] ^[22] ^[23] ^[24] ^[25] ^[26] ^[27] ^[28]

Publication Abstract from PubMed

Mutations in PINK1 and Parkin result in autosomal recessive Parkinson's disease (PD). Cell culture and in vitro studies have elaborated the PINK1-dependent regulation of Parkin and defined how this dyad orchestrates the elimination of damaged mitochondria via mitophagy. PINK1 phosphorylates ubiquitin at serine 65 (Ser65) and Parkin at an equivalent Ser65 residue located within its N-terminal ubiquitin-like domain, resulting in activation; however, the physiological significance of Parkin Ser65 phosphorylation in vivo in mammals remains unknown. To address this, we generated a Parkin Ser65Ala (S65A) knock-in mouse model. We observe endogenous Parkin Ser65 phosphorylation and activation in mature primary neurons following mitochondrial depolarization and reveal this is disrupted in Parkin (S65A/S65A) neurons. Phenotypically, Parkin (S65A/S65A) mice exhibit selective motor dysfunction in the absence of any overt neurodegeneration or alterations in nigrostriatal mitophagy. The clinical relevance of our findings is substantiated by the discovery of homozygous PARKIN (PARK2) p.S65N mutations in two unrelated patients with PD. Moreover, biochemical and structural analysis demonstrates that the Parkin(S65N/S65N) mutant is pathogenic and cannot be activated by PINK1. Our findings highlight the central role of Parkin Ser65 phosphorylation in health and disease.

Phosphorylation of Parkin at serine 65 is essential for its activation in vivo.,McWilliams TG, Barini E, Pohjolan-Pirhonen R, Brooks SP, Singh F, Burel S, Balk K, Kumar A, Montava-Garriga L, Prescott AR, Hassoun SM, Mouton-Liger F, Ball G, Hills R, Knebel A, Ulusoy A, Di Monte DA, Tamjar J, Antico O, Fears K, Smith L, Brambilla R, Palin E, Valori M, Eerola-Rautio J, Tienari P, Corti O, Dunnett SB, Ganley IG, Suomalainen A, Muqit MMK Open Biol. 2018 Nov 7;8(11). pii: rsob.180108. doi: 10.1098/rsob.180108. PMID:30404819^[29]

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.

References

↑ Shimura H, Hattori N, Kubo S, Mizuno Y, Asakawa S, Minoshima S, Shimizu N, Iwai K, Chiba T, Tanaka K, Suzuki T. Familial Parkinson disease gene product, parkin, is a ubiquitin-protein ligase. Nat Genet. 2000 Jul;25(3):302-5. PMID:10888878 doi:10.1038/77060
↑ Imai Y, Soda M, Takahashi R. Parkin suppresses unfolded protein stress-induced cell death through its E3 ubiquitin-protein ligase activity. J Biol Chem. 2000 Nov 17;275(46):35661-4. PMID:10973942 doi:10.1074/jbc.C000447200
↑ Shimura H, Schlossmacher MG, Hattori N, Frosch MP, Trockenbacher A, Schneider R, Mizuno Y, Kosik KS, Selkoe DJ. Ubiquitination of a new form of alpha-synuclein by parkin from human brain: implications for Parkinson's disease. Science. 2001 Jul 13;293(5528):263-9. Epub 2001 Jun 28. PMID:11431533 doi:10.1126/science.1060627
↑ Chung KK, Zhang Y, Lim KL, Tanaka Y, Huang H, Gao J, Ross CA, Dawson VL, Dawson TM. Parkin ubiquitinates the alpha-synuclein-interacting protein, synphilin-1: implications for Lewy-body formation in Parkinson disease. Nat Med. 2001 Oct;7(10):1144-50. PMID:11590439 doi:10.1038/nm1001-1144
↑ Staropoli JF, McDermott C, Martinat C, Schulman B, Demireva E, Abeliovich A. Parkin is a component of an SCF-like ubiquitin ligase complex and protects postmitotic neurons from kainate excitotoxicity. Neuron. 2003 Mar 6;37(5):735-49. PMID:12628165
↑ Cesari R, Martin ES, Calin GA, Pentimalli F, Bichi R, McAdams H, Trapasso F, Drusco A, Shimizu M, Masciullo V, D'Andrilli G, Scambia G, Picchio MC, Alder H, Godwin AK, Croce CM. Parkin, a gene implicated in autosomal recessive juvenile parkinsonism, is a candidate tumor suppressor gene on chromosome 6q25-q27. Proc Natl Acad Sci U S A. 2003 May 13;100(10):5956-61. Epub 2003 Apr 28. PMID:12719539 doi:10.1073/pnas.0931262100
↑ Chung KK, Thomas B, Li X, Pletnikova O, Troncoso JC, Marsh L, Dawson VL, Dawson TM. S-nitrosylation of parkin regulates ubiquitination and compromises parkin's protective function. Science. 2004 May 28;304(5675):1328-31. Epub 2004 Apr 22. PMID:15105460 doi:10.1126/science.1093891
↑ Lim KL, Chew KC, Tan JM, Wang C, Chung KK, Zhang Y, Tanaka Y, Smith W, Engelender S, Ross CA, Dawson VL, Dawson TM. Parkin mediates nonclassical, proteasomal-independent ubiquitination of synphilin-1: implications for Lewy body formation. J Neurosci. 2005 Feb 23;25(8):2002-9. PMID:15728840 doi:10.1523/JNEUROSCI.4474-04.2005
↑ Ko HS, von Coelln R, Sriram SR, Kim SW, Chung KK, Pletnikova O, Troncoso J, Johnson B, Saffary R, Goh EL, Song H, Park BJ, Kim MJ, Kim S, Dawson VL, Dawson TM. Accumulation of the authentic parkin substrate aminoacyl-tRNA synthetase cofactor, p38/JTV-1, leads to catecholaminergic cell death. J Neurosci. 2005 Aug 31;25(35):7968-78. PMID:16135753 doi:25/35/7968
↑ Olzmann JA, Li L, Chudaev MV, Chen J, Perez FA, Palmiter RD, Chin LS. Parkin-mediated K63-linked polyubiquitination targets misfolded DJ-1 to aggresomes via binding to HDAC6. J Cell Biol. 2007 Sep 10;178(6):1025-38. PMID:17846173 doi:10.1083/jcb.200611128
↑ Yu F, Zhou J. Parkin is ubiquitinated by Nrdp1 and abrogates Nrdp1-induced oxidative stress. Neurosci Lett. 2008 Jul 25;440(1):4-8. doi: 10.1016/j.neulet.2008.05.052. Epub, 2008 May 18. PMID:18541373 doi:10.1016/j.neulet.2008.05.052
↑ Narendra D, Tanaka A, Suen DF, Youle RJ. Parkin is recruited selectively to impaired mitochondria and promotes their autophagy. J Cell Biol. 2008 Dec 1;183(5):795-803. doi: 10.1083/jcb.200809125. Epub 2008 Nov, 24. PMID:19029340 doi:10.1083/jcb.200809125
↑ Xiong H, Wang D, Chen L, Choo YS, Ma H, Tang C, Xia K, Jiang W, Ronai Z, Zhuang X, Zhang Z. Parkin, PINK1, and DJ-1 form a ubiquitin E3 ligase complex promoting unfolded protein degradation. J Clin Invest. 2009 Mar;119(3):650-60. doi: 10.1172/JCI37617. Epub 2009 Feb 23. PMID:19229105 doi:http://dx.doi.org/10.1172/JCI37617
↑ da Costa CA, Sunyach C, Giaime E, West A, Corti O, Brice A, Safe S, Abou-Sleiman PM, Wood NW, Takahashi H, Goldberg MS, Shen J, Checler F. Transcriptional repression of p53 by parkin and impairment by mutations associated with autosomal recessive juvenile Parkinson's disease. Nat Cell Biol. 2009 Nov;11(11):1370-5. doi: 10.1038/ncb1981. Epub 2009 Oct 4. PMID:19801972 doi:http://dx.doi.org/10.1038/ncb1981
↑ Vives-Bauza C, Zhou C, Huang Y, Cui M, de Vries RL, Kim J, May J, Tocilescu MA, Liu W, Ko HS, Magrane J, Moore DJ, Dawson VL, Grailhe R, Dawson TM, Li C, Tieu K, Przedborski S. PINK1-dependent recruitment of Parkin to mitochondria in mitophagy. Proc Natl Acad Sci U S A. 2010 Jan 5;107(1):378-83. doi: 10.1073/pnas.0911187107., Epub 2009 Dec 4. PMID:19966284 doi:10.1073/pnas.0911187107
↑ Chen D, Gao F, Li B, Wang H, Xu Y, Zhu C, Wang G. Parkin mono-ubiquitinates Bcl-2 and regulates autophagy. J Biol Chem. 2010 Dec 3;285(49):38214-23. doi: 10.1074/jbc.M110.101469. Epub 2010, Oct 2. PMID:20889974 doi:10.1074/jbc.M110.101469
↑ Shin JH, Ko HS, Kang H, Lee Y, Lee YI, Pletinkova O, Troconso JC, Dawson VL, Dawson TM. PARIS (ZNF746) repression of PGC-1alpha contributes to neurodegeneration in Parkinson's disease. Cell. 2011 Mar 4;144(5):689-702. doi: 10.1016/j.cell.2011.02.010. PMID:21376232 doi:10.1016/j.cell.2011.02.010
↑ Wenzel DM, Lissounov A, Brzovic PS, Klevit RE. UBCH7 reactivity profile reveals parkin and HHARI to be RING/HECT hybrids. Nature. 2011 Jun 2;474(7349):105-8. doi: 10.1038/nature09966. Epub 2011 May 1. PMID:21532592 doi:10.1038/nature09966
↑ Kuroda Y, Sako W, Goto S, Sawada T, Uchida D, Izumi Y, Takahashi T, Kagawa N, Matsumoto M, Matsumoto M, Takahashi R, Kaji R, Mitsui T. Parkin interacts with Klokin1 for mitochondrial import and maintenance of membrane potential. Hum Mol Genet. 2012 Mar 1;21(5):991-1003. doi: 10.1093/hmg/ddr530. Epub 2011 Nov , 14. PMID:22082830 doi:http://dx.doi.org/10.1093/hmg/ddr530
↑ Chen Y, Dorn GW 2nd. PINK1-phosphorylated mitofusin 2 is a Parkin receptor for culling damaged mitochondria. Science. 2013 Apr 26;340(6131):471-5. doi: 10.1126/science.1231031. PMID:23620051 doi:http://dx.doi.org/10.1126/science.1231031
↑ Iguchi M, Kujuro Y, Okatsu K, Koyano F, Kosako H, Kimura M, Suzuki N, Uchiyama S, Tanaka K, Matsuda N. Parkin-catalyzed ubiquitin-ester transfer is triggered by PINK1-dependent phosphorylation. J Biol Chem. 2013 Jul 26;288(30):22019-32. doi: 10.1074/jbc.M113.467530. Epub, 2013 Jun 10. PMID:23754282 doi:http://dx.doi.org/10.1074/jbc.M113.467530
↑ Burchell VS, Nelson DE, Sanchez-Martinez A, Delgado-Camprubi M, Ivatt RM, Pogson JH, Randle SJ, Wray S, Lewis PA, Houlden H, Abramov AY, Hardy J, Wood NW, Whitworth AJ, Laman H, Plun-Favreau H. The Parkinson's disease-linked proteins Fbxo7 and Parkin interact to mediate mitophagy. Nat Neurosci. 2013 Sep;16(9):1257-65. doi: 10.1038/nn.3489. Epub 2013 Aug 11. PMID:23933751 doi:http://dx.doi.org/10.1038/nn.3489
↑ Kazlauskaite A, Kondapalli C, Gourlay R, Campbell DG, Ritorto MS, Hofmann K, Alessi DR, Knebel A, Trost M, Muqit MM. Parkin is activated by PINK1-dependent phosphorylation of ubiquitin at Ser65. Biochem J. 2014 May 15;460(1):127-39. doi: 10.1042/BJ20140334. PMID:24660806 doi:http://dx.doi.org/10.1042/BJ20140334
↑ Kane LA, Lazarou M, Fogel AI, Li Y, Yamano K, Sarraf SA, Banerjee S, Youle RJ. PINK1 phosphorylates ubiquitin to activate Parkin E3 ubiquitin ligase activity. J Cell Biol. 2014 Apr 28;205(2):143-53. doi: 10.1083/jcb.201402104. Epub 2014 Apr, 21. PMID:24751536 doi:http://dx.doi.org/10.1083/jcb.201402104
↑ Koyano F, Okatsu K, Kosako H, Tamura Y, Go E, Kimura M, Kimura Y, Tsuchiya H, Yoshihara H, Hirokawa T, Endo T, Fon EA, Trempe JF, Saeki Y, Tanaka K, Matsuda N. Ubiquitin is phosphorylated by PINK1 to activate parkin. Nature. 2014 Jun 5;510(7503):162-6. doi: 10.1038/nature13392. Epub 2014 Jun 4. PMID:24784582 doi:http://dx.doi.org/10.1038/nature13392
↑ Bingol B, Tea JS, Phu L, Reichelt M, Bakalarski CE, Song Q, Foreman O, Kirkpatrick DS, Sheng M. The mitochondrial deubiquitinase USP30 opposes parkin-mediated mitophagy. Nature. 2014 Jun 19;510(7505):370-5. doi: 10.1038/nature13418. Epub 2014 Jun 4. PMID:24896179 doi:http://dx.doi.org/10.1038/nature13418
↑ Wauer T, Swatek KN, Wagstaff JL, Gladkova C, Pruneda JN, Michel MA, Gersch M, Johnson CM, Freund SM, Komander D. Ubiquitin Ser65 phosphorylation affects ubiquitin structure, chain assembly and hydrolysis. EMBO J. 2014 Dec 19. pii: e201489847. PMID:25527291 doi:http://dx.doi.org/10.15252/embj.201489847
↑ Cunningham CN, Baughman JM, Phu L, Tea JS, Yu C, Coons M, Kirkpatrick DS, Bingol B, Corn JE. USP30 and parkin homeostatically regulate atypical ubiquitin chains on mitochondria. Nat Cell Biol. 2015 Feb;17(2):160-9. doi: 10.1038/ncb3097. Epub 2015 Jan 26. PMID:25621951 doi:http://dx.doi.org/10.1038/ncb3097
↑ McWilliams TG, Barini E, Pohjolan-Pirhonen R, Brooks SP, Singh F, Burel S, Balk K, Kumar A, Montava-Garriga L, Prescott AR, Hassoun SM, Mouton-Liger F, Ball G, Hills R, Knebel A, Ulusoy A, Di Monte DA, Tamjar J, Antico O, Fears K, Smith L, Brambilla R, Palin E, Valori M, Eerola-Rautio J, Tienari P, Corti O, Dunnett SB, Ganley IG, Suomalainen A, Muqit MMK. Phosphorylation of Parkin at serine 65 is essential for its activation in vivo. Open Biol. 2018 Nov 7;8(11). pii: rsob.180108. doi: 10.1098/rsob.180108. PMID:30404819 doi:http://dx.doi.org/10.1098/rsob.180108

1 Structural highlights
2 Disease
3 Function
4 Publication Abstract from PubMed
5 See Also
6 References

Proteopedia Page Contributors and Editors (what is this?)

OCA

Retrieved from "http://52.214.119.220/wiki/index.php/6hue"

@@ Line 3: / Line 3: @@
 <StructureSection load='6hue' size='340' side='right'caption='[[6hue]], [[Resolution|resolution]] 2.85&Aring;' scene=''>
 == Structural highlights ==
-<table><tr><td colspan='2'>[[6hue]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Human Human]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=6HUE OCA]. For a <b>guided tour on the structure components</b> use [http://proteopedia.org/fgij/fg.htm?mol=6HUE FirstGlance]. <br>
+<table><tr><td colspan='2'>[[6hue]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=6HUE OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=6HUE FirstGlance]. <br>
-</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=GOL:GLYCEROL'>GOL</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></td></tr>
+</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.85&#8491;</td></tr>
-<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">PRKN, PARK2 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=9606 HUMAN])</td></tr>
+<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=GOL:GLYCEROL'>GOL</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></td></tr>
-<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/RBR-type_E3_ubiquitin_transferase RBR-type E3 ubiquitin transferase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=2.3.2.31 2.3.2.31] </span></td></tr>
+<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=6hue FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=6hue OCA], [https://pdbe.org/6hue PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=6hue RCSB], [https://www.ebi.ac.uk/pdbsum/6hue PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=6hue ProSAT]</span></td></tr>
-<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://proteopedia.org/fgij/fg.htm?mol=6hue FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=6hue OCA], [http://pdbe.org/6hue PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=6hue RCSB], [http://www.ebi.ac.uk/pdbsum/6hue PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=6hue ProSAT]</span></td></tr>
 </table>
 == Disease ==
-[[http://www.uniprot.org/uniprot/PRKN_HUMAN PRKN_HUMAN]] Young adult-onset Parkinsonism. Disease susceptibility may be associated with variations affecting the gene represented in this entry. Heterozygous mutations act as susceptibility alleles for late-onset Parkinson disease (PubMed:12730996 and PubMed:12629236).  The disease is caused by mutations affecting the gene represented in this entry.  Defects in PRKN may be involved in the development and/or progression of ovarian cancer.
+[https://www.uniprot.org/uniprot/PRKN_HUMAN PRKN_HUMAN] Young adult-onset Parkinsonism. Disease susceptibility may be associated with variations affecting the gene represented in this entry. Heterozygous mutations act as susceptibility alleles for late-onset Parkinson disease (PubMed:12730996 and PubMed:12629236).  The disease is caused by mutations affecting the gene represented in this entry.  Defects in PRKN may be involved in the development and/or progression of ovarian cancer.
 == Function ==
-[[http://www.uniprot.org/uniprot/PRKN_HUMAN PRKN_HUMAN]] Functions within a multiprotein E3 ubiquitin ligase complex, catalyzing the covalent attachment of ubiquitin moieties onto substrate proteins, such as BCL2, SYT11, CCNE1, GPR37, RHOT1/MIRO1, MFN1, MFN2, STUB1, SNCAIP, SEPT5, TOMM20, USP30, ZNF746 and AIMP2 (PubMed:10973942, PubMed:10888878, PubMed:11431533, PubMed:12150907, PubMed:12628165, PubMed:16135753, PubMed:21376232, PubMed:23754282, PubMed:23620051, PubMed:24660806, PubMed:24751536). Mediates monoubiquitination as well as 'Lys-6', 'Lys-11', 'Lys-48'-linked and 'Lys-63'-linked polyubiquitination of substrates depending on the context (PubMed:19229105, PubMed:20889974, PubMed:25621951). Participates in the removal and/or detoxification of abnormally folded or damaged protein by mediating 'Lys-63'-linked polyubiquitination of misfolded proteins such as PARK7: 'Lys-63'-linked polyubiquitinated misfolded proteins are then recognized by HDAC6, leading to their recruitment to aggresomes, followed by degradation (PubMed:17846173, PubMed:19229105). Mediates 'Lys-63'-linked polyubiquitination of a 22 kDa O-linked glycosylated isoform of SNCAIP, possibly playing a role in Lewy-body formation (PubMed:11590439, PubMed:11431533, PubMed:19229105, PubMed:11590439, PubMed:15728840). Mediates monoubiquitination of BCL2, thereby acting as a positive regulator of autophagy (PubMed:20889974). Promotes the autophagic degradation of dysfunctional depolarized mitochondria (mitophagy) by promoting the ubiquitination of mitochondrial proteins such as TOMM20, RHOT1/MIRO1 and USP30 (PubMed:19029340, PubMed:19966284, PubMed:23620051, PubMed:24896179, PubMed:25527291). Preferentially assembles 'Lys-6'-, 'Lys-11'- and 'Lys-63'-linked polyubiquitin chains following mitochondrial damage, leading to mitophagy (PubMed:25621951). Mediates 'Lys-48'-linked polyubiquitination of ZNF746, followed by degradation of ZNF746 by the proteasome; possibly playing a role in the regulation of neuron death (PubMed:21376232). Limits the production of reactive oxygen species (ROS). Regulates cyclin-E during neuronal apoptosis. In collaboration with CHPF isoform 2, may enhance cell viability and protect cells from oxidative stress (PubMed:22082830). Independently of its ubiquitin ligase activity, protects from apoptosis by the transcriptional repression of p53/TP53 (PubMed:19801972). May protect neurons against alpha synuclein toxicity, proteasomal dysfunction, GPR37 accumulation, and kainate-induced excitotoxicity (PubMed:11439185). May play a role in controlling neurotransmitter trafficking at the presynaptic terminal and in calcium-dependent exocytosis. May represent a tumor suppressor gene.<ref>PMID:10888878</ref> <ref>PMID:10973942</ref> <ref>PMID:11431533</ref> <ref>PMID:11590439</ref> <ref>PMID:12628165</ref> <ref>PMID:12719539</ref> <ref>PMID:15105460</ref> <ref>PMID:15728840</ref> <ref>PMID:16135753</ref> <ref>PMID:17846173</ref> <ref>PMID:18541373</ref> <ref>PMID:19029340</ref> <ref>PMID:19229105</ref> <ref>PMID:19801972</ref> <ref>PMID:19966284</ref> <ref>PMID:20889974</ref> <ref>PMID:21376232</ref> <ref>PMID:21532592</ref> <ref>PMID:22082830</ref> <ref>PMID:23620051</ref> <ref>PMID:23754282</ref> <ref>PMID:23933751</ref> <ref>PMID:24660806</ref> <ref>PMID:24751536</ref> <ref>PMID:24784582</ref> <ref>PMID:24896179</ref> <ref>PMID:25527291</ref> <ref>PMID:25621951</ref>
+[https://www.uniprot.org/uniprot/PRKN_HUMAN PRKN_HUMAN] Functions within a multiprotein E3 ubiquitin ligase complex, catalyzing the covalent attachment of ubiquitin moieties onto substrate proteins, such as BCL2, SYT11, CCNE1, GPR37, RHOT1/MIRO1, MFN1, MFN2, STUB1, SNCAIP, SEPT5, TOMM20, USP30, ZNF746 and AIMP2 (PubMed:10973942, PubMed:10888878, PubMed:11431533, PubMed:12150907, PubMed:12628165, PubMed:16135753, PubMed:21376232, PubMed:23754282, PubMed:23620051, PubMed:24660806, PubMed:24751536). Mediates monoubiquitination as well as 'Lys-6', 'Lys-11', 'Lys-48'-linked and 'Lys-63'-linked polyubiquitination of substrates depending on the context (PubMed:19229105, PubMed:20889974, PubMed:25621951). Participates in the removal and/or detoxification of abnormally folded or damaged protein by mediating 'Lys-63'-linked polyubiquitination of misfolded proteins such as PARK7: 'Lys-63'-linked polyubiquitinated misfolded proteins are then recognized by HDAC6, leading to their recruitment to aggresomes, followed by degradation (PubMed:17846173, PubMed:19229105). Mediates 'Lys-63'-linked polyubiquitination of a 22 kDa O-linked glycosylated isoform of SNCAIP, possibly playing a role in Lewy-body formation (PubMed:11590439, PubMed:11431533, PubMed:19229105, PubMed:11590439, PubMed:15728840). Mediates monoubiquitination of BCL2, thereby acting as a positive regulator of autophagy (PubMed:20889974). Promotes the autophagic degradation of dysfunctional depolarized mitochondria (mitophagy) by promoting the ubiquitination of mitochondrial proteins such as TOMM20, RHOT1/MIRO1 and USP30 (PubMed:19029340, PubMed:19966284, PubMed:23620051, PubMed:24896179, PubMed:25527291). Preferentially assembles 'Lys-6'-, 'Lys-11'- and 'Lys-63'-linked polyubiquitin chains following mitochondrial damage, leading to mitophagy (PubMed:25621951). Mediates 'Lys-48'-linked polyubiquitination of ZNF746, followed by degradation of ZNF746 by the proteasome; possibly playing a role in the regulation of neuron death (PubMed:21376232). Limits the production of reactive oxygen species (ROS). Regulates cyclin-E during neuronal apoptosis. In collaboration with CHPF isoform 2, may enhance cell viability and protect cells from oxidative stress (PubMed:22082830). Independently of its ubiquitin ligase activity, protects from apoptosis by the transcriptional repression of p53/TP53 (PubMed:19801972). May protect neurons against alpha synuclein toxicity, proteasomal dysfunction, GPR37 accumulation, and kainate-induced excitotoxicity (PubMed:11439185). May play a role in controlling neurotransmitter trafficking at the presynaptic terminal and in calcium-dependent exocytosis. May represent a tumor suppressor gene.<ref>PMID:10888878</ref> <ref>PMID:10973942</ref> <ref>PMID:11431533</ref> <ref>PMID:11590439</ref> <ref>PMID:12628165</ref> <ref>PMID:12719539</ref> <ref>PMID:15105460</ref> <ref>PMID:15728840</ref> <ref>PMID:16135753</ref> <ref>PMID:17846173</ref> <ref>PMID:18541373</ref> <ref>PMID:19029340</ref> <ref>PMID:19229105</ref> <ref>PMID:19801972</ref> <ref>PMID:19966284</ref> <ref>PMID:20889974</ref> <ref>PMID:21376232</ref> <ref>PMID:21532592</ref> <ref>PMID:22082830</ref> <ref>PMID:23620051</ref> <ref>PMID:23754282</ref> <ref>PMID:23933751</ref> <ref>PMID:24660806</ref> <ref>PMID:24751536</ref> <ref>PMID:24784582</ref> <ref>PMID:24896179</ref> <ref>PMID:25527291</ref> <ref>PMID:25621951</ref>
 <div style="background-color:#fffaf0;">
 == Publication Abstract from PubMed ==
@@ Line 29: / Line 28: @@
 __TOC__
 </StructureSection>
-[[Category: Human]]
+[[Category: Homo sapiens]]
 [[Category: Large Structures]]
-[[Category: RBR-type E3 ubiquitin transferase]]
+[[Category: Antico O]]
-[[Category: Antico, O]]
+[[Category: Balk K]]
-[[Category: Balk, K]]
+[[Category: Ball G]]
-[[Category: Ball, G]]
+[[Category: Barini E]]
-[[Category: Barini, E]]
+[[Category: Brambilla R]]
-[[Category: Brambilla, R]]
+[[Category: Brooks SP]]
-[[Category: Brooks, S P]]
+[[Category: Burel S]]
-[[Category: Burel, S]]
+[[Category: Corti O]]
-[[Category: Corti, O]]
+[[Category: Di Monte DA]]
-[[Category: Dunnett, S B]]
+[[Category: Dunnett SB]]
-[[Category: Eerola-Rautio, J]]
+[[Category: Eerola-Rautio J]]
-[[Category: Fears, K]]
+[[Category: Fears K]]
-[[Category: Ganley, I G]]
+[[Category: Ganley IG]]
-[[Category: Hassoun, S M]]
+[[Category: Hassoun SM]]
-[[Category: Hills, R]]
+[[Category: Hills R]]
-[[Category: Knebel, A]]
+[[Category: Knebel A]]
-[[Category: Kumar, A]]
+[[Category: Kumar A]]
-[[Category: McWilliams, T G]]
+[[Category: McWilliams TG]]
-[[Category: Montava-Garriga, L]]
+[[Category: Montava-Garriga L]]
-[[Category: Monte, D A.Di]]
+[[Category: Mouton-Liger F]]
-[[Category: Mouton-Liger, F]]
+[[Category: Muqit MMK]]
-[[Category: Muqit, M M.K]]
+[[Category: Palin E]]
-[[Category: Palin, E]]
+[[Category: Pohjolan-Pirhonen R]]
-[[Category: Pohjolan-Pirhonen, R]]
+[[Category: Prescott AR]]
-[[Category: Prescott, A R]]
+[[Category: Singh F]]
-[[Category: Singh, F]]
+[[Category: Smith L]]
-[[Category: Smith, L]]
+[[Category: Suomalainen A]]
-[[Category: Suomalainen, A]]
+[[Category: Tamjar J]]
-[[Category: Tamjar, J]]
+[[Category: Tienari P]]
-[[Category: Tienari, P]]
+[[Category: Ulusoy A]]
-[[Category: Ulusoy, A]]
+[[Category: Valori M]]
-[[Category: Valori, M]]
-[[Category: E3 ligase]]
-[[Category: Ligase]]

6hue

From Proteopedia

Current revision

ParkinS65N

Structural highlights

Disease

Function

Publication Abstract from PubMed

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