Recombinant Human E3 ubiquitin-protein ligase parkin(PRKN)

1. work provides a framework for the mechanisms of parkin's loss-of-function, indicating an interplay between ARJP-associated substitutions and phosphorylation of its Ubl domain. PMID: 29530980
2. Data show that E3 ubiquitin-protein ligase parkin (Parkin) undergoes a conformational change upon phosphorylation. PMID: 28276439
3. carnosic acid induces parkin by enhancing the ubiquitination of ARTS, leading to induction of XIAP. PMID: 28224479
4. PARK2 promoter SNP's rs2276201 and rs9347683 are shown to be significantly associated with the risk of colorectal cancer development PMID: 30296568
5. Increased levels of Parkin are detected in lens epithelial cells exposed to H2O2-oxidative stress. Parkin translocates to mitochondria of lens epithelial cells upon H2O2-oxidative stress exposure. Parkin ubiquitin ligase activity is required for clearance of damaged mitochondria in lens epithelial cells exposed to H2O2-oxidative stress. PMID: 27702626
6. Examined the enzymatic activity of Parkin with M458L mutation. We show that the M458L mutant retains its autoubiquitination potential in vitro but not in cells. M458L mutant fails to protect the mitochondria against hydrogen peroxide, leading to cell death. PMID: 29223129
7. The results demonstrate that Nix can serve as an alternative mediator of mitophagy to maintain mitochondrial turnover, identifying Nix as a promising target for neuroprotective treatment in PINK1/Parkin-related Parkinson's disease. PMID: 28281653
8. Female patients with PARK2 polymorphism had significantly higher risk of VTE recurrence PMID: 29671165
9. Studies indicate a functional PTEN-induced putative kinase 1)(PINK1)/E3 ubiquitin protein ligase (parkin) mitophagy pathway in neurons [Review]. PMID: 29085955
10. indings indicate that PRKN mutations are associated with large global gene expression changes as observed in fibroblasts from PRKN-Parkinson's disease patients PMID: 29501959
11. parkin deficiency induces synaptotagmin-11 accumulation and PD-like neurotoxicity in mouse models, which is reversed by SYT11 knockdown in the SNpc or knockout of SYT11 restricted to dopaminergic neuron PMID: 29311685
12. Parkin expression is inversely correlated with HIF-1alpha expression and metastasis in breast cancer. Results reveal an important mechanism for Parkin in tumor suppression and HIF-1alpha regulation. PMID: 29180628
13. mitochondrial dysfunction activates the PINK1/Parkin signaling and mitophagy in renal tubular epithelial cells under albumin overload condition. PMID: 29494565
14. The authors demonstrate that RABGEF1, the upstream factor of the endosomal Rab GTPase cascade, is recruited to damaged mitochondria via ubiquitin binding downstream of Parkin. RABGEF1 directs the downstream Rab proteins, RAB5 and RAB7A, to damaged mitochondria, whose associations are further regulated by mitochondrial Rab-GAPs. PMID: 29360040
15. DNAJ proteins keep Parkin C289G mutant protein in a soluble, degradation-competent form. PMID: 27713507
16. S-nitrosylated PINK1 decreases Parkin translocation to mitochondrial membranes PMID: 29166608
17. Parkinsonism associated with Parkin gene mutation is one of the most common familial forms of Parkinson Disease, which is characterized by early onset of symptoms, slow progression, elective dopaminergic neuronal loss and the absence of Lewy bodies. PMID: 28523222
18. A transcriptional repressor network including THAP domain containing 11 protein (THAP11) was identified and negatively regulates endogenous PARKIN abundance. PMID: 29269392
19. Study explored the role of parkin proteins in Parkinson's disease (PD) neurodegeneration by analyzing their expression profile in an in vitro model exposed to divers neurotoxins. Results showed that up- or down-regulation of specific splice isoforms may be a direct effect of toxin exposure. Moreover, the isoforms may exert different actions in neurodegeneration via modulation of different molecular pathways. PMID: 28688199
20. Mutations in the PARK2 gene were detected in four of the six tested families with a history of early-onset Parkinson disease. PMID: 28913705
21. This study showed that the heterozygous Parkin mutation carriers show subtle motor abnormalities when a detailed, specialized motor examination is applied and compared to mutation-negative matched control subjects. PMID: 28716427
22. The methylation of SNCA and PARK2 promoter regions were significantly lower in early-onset Parkinson's disease patients compared to control group. Methylation status of the SNCA might be associated with positive family history of Parkinson's disease. PMID: 28830306
23. Show that the C-terminal GTPase of the Parkin primary substrates Miro1 and Miro2 are necessary and sufficient for efficient ubiquitination. We present several new X-ray crystal structures of both Miro1 and Miro2 that reveal substrate recognition and ubiquitin transfer to be specific to particular protein domains and lysine residues. PMID: 27605430
24. This study showed that the manganese exposure among smelters may lead to a reduced expression of PARK2. PMID: 28826884
25. parkin-dependent targeting of misregulated BAX on the mitochondria provides substantial protection against BAX apoptotic activity. PMID: 28760928
26. This study indicated that heterozygous deletions and duplications can play an important role in the pathogenesis of Parkinson's disease and can be considered as dominant mutations with low penetrance. PMID: 27798970
27. Parkin was found to interact with p53; however, this was abolished in Parkin KO mice model, which prevented p53 degradation reducing inflammatory arthritis. PMID: 28395174
28. These findings unveil an important role of Parkin in protecting genome stability through positively regulating translesion DNA synthesis (TLS) upon UV damage, providing a novel mechanistic link between Parkin deficiency and predisposition to skin cancers in PD patients. PMID: 28430587
29. Thus, the present study indicated that parkin knockout inhibits neural stem cell differentiation by JNK-dependent proteasomal degradation of p21. PMID: 28656059
30. Parkin hyper-activation by pUb(S57) demonstrates the first PINK1-independent route to active parkin, revealing the roles of multiple ubiquitin phosphorylation sites in governing parkin stimulation and catalytic activity. PMID: 28689991
31. the results of this study suggest that mutations on specific genes (PARK2 and LRRK2) compromising basal ganglia functioning may be subtly related to language-processing mechanisms. PMID: 28205494
32. This study identified five microRNAs that play a role in the etiology of Parkinson's disease likely by modifying expression of PRKN and additional genes required for normal cellular function. PMID: 27717584
33. MicroRNA-181a has a role in suppressing parkin-mediated mitophagy and sensitizing neuroblastoma cells to mitochondrial uncoupler-induced apoptosis PMID: 27281615
34. Findings suggest that PARK2 might have a tumor suppressor role in the development of chronic obstructive pulmonary disease (COPD) and lung cancer. PMID: 27329585
35. Here we review the evidence supporting PINK1/Parkin mitophagy in vivo and its causative role in neurodegeneration, and outline outstanding questions for future investigations. PMID: 28213158
36. Although PARK2 may be a pathological factor for neurodevelopmental disorders , likely not all variants are pathogenic, and a conclusive assessment of PARK2 variant pathogenicity requires an accurate analysis of their location within the coding region and encoded functional domains. PMID: 27824727
37. VPS35 regulates parkin substrate AIMP2 toxicity by facilitating lysosomal clearance of AIMP2. PMID: 28383562
38. Results show that HERC5 mediates covalent ISG15 conjugation to parkin in mammalian cells and that ISG15 is conjugated to the Lys349 and Lys369 residues of parkin. This ISGylation increases the ubiquitin E3 ligase activity of parkin. Also, some familial Parkinson's disease-associated missense mutations of parkin display defective ISGylation. PMID: 27534820
39. an impaired PINK1-PARK2-mediated neuroimmunology pathway contributes to septic death. PMID: 27754761
40. This work provided strong new evidence that PARK2 participates to the regulatory networks associated with oxidative phosphorylation and suggested that PARK2 genetic variations could act as a trans regulator of OXPHOS gene macrophage expression in humans. PMID: 27558669
41. REVIEW: role of parkin in modulating excitatory and dopaminergic synapse functions PMID: 28335015
42. The effects of variants in the Parkin, PINK1, and DJ-1 genes along with evidence for their pathogenicity have been summarized. (Review) PMID: 26965687
43. Parkin is a potential link between melanoma and Parkinson's disease PMID: 27297116
44. these results unveil a novel functional coupling between Parkin and the CaV2.2 channels. PMID: 28957379
45. These results demonstrate the feasibility of using UbFluor for quantitative studies of the biochemistry of RBR E3s and for high-throughput screening of small-molecule activators or inhibitors of PARKIN and other RBR E3 ligases. PMID: 28710279
46. data suggest that ROS may act as a trigger for the induction of Parkin/PINK1-dependent mitophagy. PMID: 28848050
47. The proportions of some phospholipids and glycosphingolipids were altered in the lipid profiles of parkin-mutant skin fibroblasts obtained from Parkinson disease patients. PMID: 28109117
48. Adipogenic process can be dissected into 3 stages according to the participation of PARL-PINK1-Parkin system. Findings reveal the sequential adipogenic events directed by PARL-PINK1-Parkin system, add more evidence supporting the convergence of pathogenesis leading to neurodegenerative and metabolic disease PMID: 28641777
49. These results highlight the combined effects of Parkin and PGC-1alpha in the maintenance of mitochondrial homeostasis in dopaminergic neurons. These two factors synergistically control the quality and function of mitochondria, which is important for the survival of neurons in Parkinson's disease. PMID: 28053050
50. Data suggest that inactivation of cytosolic parkin in dopaminergic neurons of the substantia nigra contributes to neurodegeneration in sporadic Parkinson disease. [REVIEW] PMID: 28860335

Show More

Hide All

HGNC: 8607

OMIM: 168600

KEGG: hsa:5071

STRING: 9606.ENSP00000355865

UniGene: Hs.132954