Stalled disomes marked by Hel2-dependent ubiquitin chains undergo Ubp2/Ubp3-mediated deubiquitination upon translational run-off by Mario Scazzari, Ying Zhang, Anna Moddemann, Sabine Rospert

“…In yeast, the E3 ubiquitin ligase Hel2 recognizes and polyubiquitinates disomes and trisomes at the 40S ribosomal protein Rps20/uS10, thereby priming ribosomes for further steps in the RQC/NGD pathways. …”
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Rabex-5 E3 and Rab5 GEF domains differ in their regulation of Ras, Notch, and PI3K signaling in Drosophila wing development. by Theresa A Reimels, Mia Steinberg, Hua Yan, Sivan Shahar, Ashley Rosenberg, Kristina Kalafsky, Max Luf, Lindsay Kelly, Stacia Octaviani, Cathie M Pfleger

“…Rabex-5 (also called RabGEF1), a protein originally characterized for its Rab5 GEF function, also has an A20-like E3 ubiquitin ligase domain. We and others reported that Rabex-5 E3 activity promotes Ras mono- and di-ubiquitination to inhibit Ras signaling in Drosophila and mammals. …”
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Emerging Roles of TRIM56 in Antiviral Innate Immunity by Dang Wang, Kui Li

“…The tripartite-motif protein 56 (TRIM56) is a RING-type E3 ubiquitin ligase whose functions were recently beginning to be unveiled. …”
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CBL mutations in chronic myelomonocytic leukemia often occur in the RING domain with multiple subclones per patient: Implications for targeting. by Kelly Lim, Winnie L Kan, Pramod C Nair, Monika Kutyna, Angel F Lopez, Timothy Hercus, David M Ross, Steven Lane, Chun Yew Fong, Anna Brown, Agnes Yong, David Yeung, Timothy Hughes, Devendra Hiwase, Daniel Thomas

“…Mutations in the ubiquitin ligase Cbl occur frequently in CMML and share biological and molecular features with a clonal disease occurring in children, juvenile myelomonocytic leukemia (JMML). …”
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5-HT7R enhances neuroimmune resilience and alleviates meningitis by promoting CCR5 ubiquitination by Zhenfang Gao, Yang Gao, Yuxiang Li, Jie Zhou, Ge Li, Shun Xie, Ruiyan Jia, Lanying Wang, Ziying Jiang, Meng Liang, Chunxiao Du, Yaqiong Chen, Yinji Liu, Lin Du, Cong Wang, Shuaijie Dou, Zhonglin Lv, Lubin Wang, Renxi Wang, Beifen Shen, Zhiding Wang, Yunfeng Li, Gencheng Han

“…Mechanistically, the Fluoxetine-5-HT7R axis induces proteasome-dependent degradation of CCR5 via mTOR signaling, and then recruits STUB1, an E3 ubiquitin ligase, to initiate K48-linked polyubiquitination of CCR5 at K138 and K322, promotes its proteasomal degradation. …”
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Exploring <i>RNF213</i> in Ischemic Stroke and Moyamoya Disease: From Cellular Models to Clinical Insights by Benjamin Y. Q. Tan, Charlene H. P. Kok, Megan B. J. Ng, Shaun Loong, Eric Jou, Leonard L. L. Yeo, Weiping Han, Christopher D. Anderson, Chiea Chuen Khor, Poh San Lai

“…This gene encodes an E3 ubiquitin ligase with diverse roles in angiogenesis, vascular remodeling, lipid metabolism, and cerebral blood flow regulation, yet its exact mechanisms in cerebrovascular pathology remain incompletely understood. …”
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E6AP is essential for the proliferation of HPV-positive cancer cells by preventing senescence. by Alicia Avenhaus, Milica Velimirović, Julia Bulkescher, Martin Scheffner, Felix Hoppe-Seyler, Karin Hoppe-Seyler

“…The formation of a trimeric complex between the HPV E6 oncoprotein, the cellular ubiquitin ligase E6AP and the p53 tumor suppressor protein leads to proteolytic p53 degradation and plays a central role for HPV-induced cell transformation. …”
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PROTACs: Mechanism and Bioavailability enhancement strategies by nanotechnology, RNA viral infections (vaccine strategy) and Prodrug development by Sanaul Mustafa, Md Sabir Hussain Siddiquee

“…Like other therapeutics, PROTACs function by recruiting a protein target and a ubiquitin ligase that leads to the degradation of the target protein; however, unlike most other drugs, PROTACs do not simply disable the target’s function through steric hindrance. …”
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Associations between an gene polymorphism and ulcerative colitis by ARMS-PCR by Mahsa Sadat Hashemi Doulabi, Reza Goleyjani Moghaddam, Ali Salehzadeh

“…MDM2 is a phospho-protein that functions as a ubiquitin ligase for p53. Recently, a T>G substitution in the promoter of the MDM2 gene (rs309) has been identified. …”
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TRIM26 exacerbates pathological cardiac hypertrophy by activating TAK1 by Xiaochuang Xia, Huajing Shan, Zhaoxia Jin, Tengfei Ma, Yemao Liu, Jianqing Zhang, Han Tian, Bizhen Dong, Chengsheng Xu, Shaoze Chen

“…Tripartite motif-containing 26 (TRIM26) belongs to the multidomain E3 ubiquitin ligase family. We observed increased expression of TRIM26 in the myocardium of C57BL/6 mice subjected to transverse aortic constriction (TAC) surgery and neonatal rat cardiomyocytes (NRCMs) treated with phenylephrine (PE). …”
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Different functions of PHF10 isoforms – subunits of the PBAF chromatin remodeling complex by A. A. Sheynov, V. V. Tatarskiy, A. M. Azieva, S. G. Georgieva, N. V. Soshnikova

“…All PHF10 isoforms are degraded by β-TrCP ubiquitin ligase but PHF10-S isoforms contain a cluster of serins (X-cluster) for multiple phosphorylation by casein kinase I. …”
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Foodborne toxin Aflatoxin B1 induced glomerular podocyte inflammation through proteolysis of RelA, downregulation of miR-9 and CXCR4/TXNIP/NLRP3 pathway by Jie Zhang, Shuang Yang, Baocai Xu, Zihui Qin, Xinyi Guo, Ben Wei, Qinghua Wu, Kamil Kuca, Tushuai Li, Wenda Wu

“…Studying the mechanism of AFB1-induced podocyte inflammation and murine kidney dysfunction, we detected that AFB1 increased ubiquitin-dependent degradation of the transcription factor RelA through enhanced interaction of RelA with E3 ubiquitin ligase tripartite motif containing 7 (TRIM7) in mouse podocyte clone-5 (MPC-5) and mouse glomeruli. …”
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Cell Type Specific Suppression of Hyper-Recombination by Human RAD18 Is Linked to Proliferating Cell Nuclear Antigen K164 Ubiquitination by Colette B. Rogers, Wendy Leung, Ryan M. Baxley, Rachel E. Kram, Liangjun Wang, Joseph P. Buytendorp, Khoi Le, David A. Largaespada, Eric A. Hendrickson, Anja-Katrin Bielinsky

“…RAD18 is a conserved eukaryotic E3 ubiquitin ligase that promotes genome stability through multiple pathways. …”
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Carnitine palmitoyltransferase 1C promotes EMT-associated cisplatin resistance in non-small cell lung cancer cells by Renjie Chen, Jiahui Wang, Shuoyu Huang, Xuefeng Hu, Xinran He, Tiange Zhang, Yunhan Hu, Huijun Wei, Sihui Nian, Yushu Huang, Zhihao Wu

“…Moreover, CPT1C was shown to be regulated at the post-translational level and an E3-ubiquitin ligase, NEDD4L, was shown to be a major regulator of CPT1C stability and activity. …”
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Transcriptome-wide dynamics of m6A methylation in ISKNV and Siniperca chuatsi cells infected with ISKNV by Qijin Miao, Jing Jiang, Siyou Huang, Jie Gao, Qingqing Liu, Rui Zheng, Yiling Kang, Changjun Guo, Jianguo He, Junfeng Xie

“…The m6A modification at the genome-wide transcription level of ISKNV was subsequently shown to be pronounced in several pivotal genes, such as putative vascular endothelial growth factor, ribonucleotide reductase small subunit, and E3 ubiquitin ligase. This study comprehensively describes the m6A expression profile in ISKNV- and ISKNV-infected MFF-1 cells, providing a basis for investigating the role of m6A modification during ISKNV infection.…”
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PDZRN3 regulates adipogenesis of mesenchymal progenitors in muscle by Hiroki Iida, Minako Kawai-Takaishi, Yoshihiro Miyagawa, Yasuhiko Takegami, Akiyoshi Uezumi, Takeshi Honda, Shiro Imagama, Tohru Hosoyama

“…Recently, we found that PDZ domain-containing ring finger 3 (PDZRN3), an E3-ubiquitin ligase, was highly expressed in MPs. In this study, we aimed to clarify the functions of PDZRN3 in MPs and the roles of PDZRN3 in IMAT formation using in vitro and in vivo experiments. …”
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A novel peptide encoded by circSRCAP confers resistance to enzalutamide by inhibiting the ubiquitin-dependent degradation of AR-V7 in castration-resistant prostate cancer by Xiannan Meng, Qingxuan Wu, Chengsong Cao, Wendong Yang, Sufang Chu, Hongjun Guo, Suhua Qi, Jin Bai

“…The AR/AR-V7 protein is regulated by the E3 ubiquitin ligase STUB1 and a complex involving HSP70, but the precise mechanism remains unclear. …”
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Assessing cell lines with inducible depletion of cohesin and condensins components through analysis of metaphase chromosome morphology by A. M. Yunusova, A. V. Smirnov, I. E. Pristyazhnuk, T. A. Shnaider, E. K. Maltseva, S. D.  Afonnikova, O. A. Gusev, N.  R. Battulin

“…To use this system, it is sufficient to introduce a transgene encoding a plant-derived auxin-dependent ubiquitin ligase into mammalian cells and insert a sequence encoding a degron domain into the gene of interest. …”
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Molecular cloning and expression dynamics of Atrogin-1 in muscle tissue of Russian sturgeon (Acipenser gueldenstaedtii) under high salt stress by Yong-Juan Mo, Yi-Li Gao, Shi-Jjian Xu, Bin Wang, Jingping Wu, Peng Yu, Ming Li, Xiangtao Kang, Zhi-Qiang Han

“…Atrogin-1, a muscle-specific ubiquitin ligase, is integral to the regulation of protein degradation and plays a pivotal role in the targeted degradation of critical muscle signaling proteins, which can lead to skeletal muscle dysfunction. …”
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MKRN1 promotes colorectal cancer metastasis by activating the TGF-β signalling pathway through SNIP1 protein degradation by Yi Zhang, Qin-shan Li, Hong-lin Liu, Hong-ting Tang, Han-lin Yang, Dao-qiu Wu, Yu-ying Huang, Li-cheng Li, Li-hong Liu, Meng-xing Li

“…Abstract Background The Makorin ring finger protein 1 (MKRN1) gene, also called RNF61, is located on the long arm of chromosome 7 and is a member of the RING finger protein family. The E3 ubiquitin ligase MKRN1 is closely linked to tumour development, but the exact mechanism needs to be elucidated. …”
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