PIAS4 Antibody

1. study demonstrates that Piasy may prevent exaggerated transcription of IFNI by Rbp2-mediated demethylation of H3K4me3 of IFNI, avoiding excessive immune responses PMID: 28970247
2. In the present study, the protein inhibitor of activated STAT Y (PIASy) was identified as a novel Isl1-interacting protein. Furthermore, PIASy and Isl1 upregulate insulin gene expression and insulin secretion in a dose-dependent manner by activating the insulin promoter. PMID: 28000708
3. post-translational modification of Nkx3.2 employing HDAC9-PIASy-RNF4 axis plays a crucial role in controlling chondrocyte viability and hypertrophic maturation during skeletal development in vertebrates. PMID: 27312341
4. new protein isoform encoded by KIAA0317, termed fibrosis-inducing E3 ligase 1 (FIEL1), which potently stimulates the TGFbeta signaling pathway through the site-specific ubiquitination of PIAS4. PMID: 27162139
5. these findings provide evidence for the effects of PIAsxalpha and its mechanism on osteosarcoma progression, which offers novel insight into sumoylation and the cell cycle in osteosarcoma. PMID: 26708148
6. PIAS4 was identified as a candidate gene for abnormal head size in 13 patients with proximal 19p13.3 submicroscopic rearrangements . PMID: 25853300
7. Our data reveal a novel and dynamic role for PIAS4 in the cellular-mediated restriction of herpesviruses and establish a new functional role for the PIAS family of SUMO ligases in the intrinsic antiviral immune response to DNA virus infection. PMID: 26937035
8. PIAS4 activity are required for the AMPKalpha1 SUMOylation and the inhibition of AMPKalpha1 activity towards mTORC1 signalling. PMID: 26616021
9. PIAS4 (rs735842) and VEGFA (rs699947) were the most statistically significant variants associated in hypoxia pathway analysis. PMID: 25234649
10. PIASgamma-dependent modification of tomosyn-1 with SUMO-2/3 presents a novel mechanism to adapt secretory strength to the dynamic synaptic environment. PMID: 24614299
11. SUMOylation of RXRalpha is significantly enhanced through PIAS4-mediated activity. PMID: 26116533
12. High reactive oxygen speciesinduces oxidation and ubiquitin-mediated degradation of PIASgamma, thereby disrupting PIASgamma-IKKgamma cross talk. PMID: 24457965
13. PIAS4 was overexpressed in pancreatic cancer cells compared with normal pancreas; it interacts with the tumour suppressor von Hippel-Lindau (VHL) and leads to VHL sumoylation, oligomerization and impaired function; study elucidates role of PIAS4 in regulation of pancreatic cancer cell growth PMID: 24002598
14. PIASgamma fully represses Nurr1 transactivation through a direct interaction, independently of its E3-ligase activity PMID: 23358114
15. Evidence that PIASy is the only SUMO E3 ligase that regulates lung cancer epithelial-to-mesenchymal transition (EMT) by repressing SIRT1 transcription. PMID: 23704280
16. Our study suggested that systemic sclerosis is associated with STAT gene rs7574865 polymorphism. PMID: 22173230
17. PIASy binding to p53 and PIASy-activated Tip60 lead to K386 sumoylation and K120 acetylation of p53. PMID: 22751435
18. Protein inhibitor of activated STAT, PIASy regulates alpha-smooth muscle actin expression by interacting with E12 in mesangial cells. PMID: 22829926
19. PIAS4 and the process of SUMOylation are important modulators of Vitamin D receptor-mediated signaling PMID: 22564762
20. The increase of NCOA3 is essential for SYT-SSX1-mediated synovial sarcoma formation. SYT-SSX1 does so by increasing the sumoylation of NCOA3 through interaction with a SUMO E3 ligase, PIASy, as well as the sumoylation of NEMO. PMID: 21454665
21. Cav-3 is SUMOylated in a manner that is enhanced by the SUMO E3 ligase PIASy; Cav-3 SUMOylation in the mechanisms for beta(2)AR but not beta(1)AR desensitization PMID: 21362625
22. Knockdown of PIASy by small interfering RNA leads to reduction of VHL oligomerization and increases HIF1alpha degradation PMID: 20300531
23. Studies define an important role of PIASy in hypoxia signaling through promoting HIF1alpha SUMOylation. PMID: 20661221
24. PIASy plays an important role in regulation of p73alpha transcriptional activity and is also a regulator of the cell cycle machinery PMID: 20471636
25. PIASgamma directs Topoisomerase II to specific chromosome regions that require efficient removal of DNA catenations prior to anaphase. The lack of this activity activates the spindle checkpoint, protecting cells from non-disjunction. PMID: 17183683
26. PIASy has a role in modification of C-EBPalpha by SUMO-1 or SUMO-3 PMID: 12511558
27. PIASy suppresses GATA-2 transcriptional activity in endothelial cells. PMID: 12750312
28. PIASy has a role in regulating TGF-beta expression along with SMAD3 PMID: 12815042
29. PIASy may repress the androgen factor by recruiting histone deacetylases, independent of its SUMO ligase activity PMID: 14981544
30. IFNgamma and protein inhibitor of activated STAT-y synergistically inhibited progesterone receptor-dependent transcription PMID: 15155784
31. the inhibitory action of PIASy on BMP-regulated Smad activity was due to direct physical interactions between Smads and PIASy through its RING domain PMID: 15158472
32. PIASy is an inhibitor of TRIF-induced ISRE and NF-kappaB activation but not apoptosis PMID: 15251447
33. Sumoylation of Lys(35) in PIASy determines the nuclear localization of PIASy and it is necessary for PIASy-dependent sumoylation and transcriptional activation of Tcf-4. PMID: 15831457
34. Direct interactions between the promyelocytic leukemia (PML) body protein PIASy and the Cajal body (CB) protein coilin have a role in mediating association of CBs to PML bodies. PMID: 16219678
35. a direct role in cellular senescence and apoptosis PMID: 16793547
36. PIASy is the first SUMO ligase for NEMO whose substrate specificity seems to be controlled by IKK interaction, subcellular targeting and oxidative stress conditions. PMID: 16906147
37. Results report that Yin Yang 1 protein can be sumoylated both in vivo and in vitro by PIASy, a SUMO E3 ligase. PMID: 17353273
38. PIASy controls Ets-1 function, at least in part, by inhibiting Ets-1 protein turnover via the ubiquitin-proteasome system. PMID: 17456046
39. Our results indicate that PIASy negatively regulates E1AF-mediated transcription by both E1AF sumoylation in a dependent and independent fashion. PMID: 17585876
40. PIASy has a role in down-regulation of MUC1 expression PMID: 17717071
41. provide the first evidence for the existence of a close-spatially controlled-mode of regulation of FIP200 and PIASy nucleocytoplasmic functions PMID: 18285457
42. PIASy regulates TGF-beta/Smad3-mediated signaling by stimulating sumoylation and nuclear export of Smad3. PMID: 18384750

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HGNC: 17002

OMIM: 605989

KEGG: hsa:51588

STRING: 9606.ENSP00000262971

UniGene: Hs.105779