N-degron and C-degron pathways of protein degradation

A Varshavsky - Proceedings of the National Academy of …, 2019 - National Acad Sciences
This perspective is partly review and partly proposal. N-degrons and C-degrons are
degradation signals whose main determinants are, respectively, the N-terminal and C …

An overview of cancer treatment modalities

Z Abbas, S Rehman - Neoplasm, 2018 - books.google.com
Cancer is a global issue majorly affecting developing countries. According to a survey, 63%
of deaths due to cancer are reported from developing countries. There are different …

[HTML][HTML] Tumor derived UBR5 promotes ovarian cancer growth and metastasis through inducing immunosuppressive macrophages

M Song, OO Yeku, S Rafiq, T Purdon, X Dong… - Nature …, 2020 - nature.com
Immunosuppressive tumor microenvironment (TME) and ascites-derived spheroids in
ovarian cancer (OC) facilitate tumor growth and progression, and also pose major obstacles …

[HTML][HTML] Structural snapshots along K48-linked ubiquitin chain formation by the HECT E3 UBR5

LA Hehl, D Horn-Ghetko, JR Prabu, R Vollrath… - Nature Chemical …, 2024 - nature.com
Ubiquitin (Ub) chain formation by homologous to E6AP C-terminus (HECT)-family E3 ligases
regulates vast biology, yet the structural mechanisms remain unknown. We used chemistry …

Cryo‐EM structure of the chain‐elongating E3 ubiquitin ligase UBR5

Z Hodáková, I Grishkovskaya, HL Brunner… - The EMBO …, 2023 - embopress.org
UBR5 is a nuclear E3 ligase that ubiquitinates a vast range of substrates for proteasomal
degradation. This HECT domain‐containing ubiquitin ligase has recently been identified as …

[HTML][HTML] UBR5 promotes tumor immune evasion through enhancing IFN-γ-induced PDL1 transcription in triple negative breast cancer

B Wu, M Song, Q Dong, G Xiang, J Li, X Ma, F Wei - Theranostics, 2022 - ncbi.nlm.nih.gov
Background: The up-regulation of PD-L1 is recognized as an adaption of cancer cells to
evade immune surveillance and attack. However, the intrinsic mechanisms of the induction …

E3 ubiquitin ligase UBR5 promotes pancreatic cancer growth and aerobic glycolysis by downregulating FBP1 via destabilization of C/EBPα

L Chen, R Yuan, C Wen, T Liu, Q Feng, X Deng, Y Du… - Oncogene, 2021 - nature.com
Pancreatic cancer is one of the most fatal cancers in humans. While it thrives in a state of
malnutrition, the mechanism by which pancreatic cancer cells adapt to metabolic stress …

Structure of the human UBR5 E3 ubiquitin ligase

F Wang, Q He, W Zhan, Z Yu, E Finkin-Groner, X Ma… - Structure, 2023 - cell.com
The human UBR5 is a single polypeptide chain homology to E6AP C terminus (HECT)-type
E3 ubiquitin ligase essential for embryonic development in mammals. Dysregulated UBR5 …

AKT drives SOX2 overexpression and cancer cell stemness in esophageal cancer by protecting SOX2 from UBR5-mediated degradation

Z Wang, L Kang, H Zhang, Y Huang, L Fang, M Li… - Oncogene, 2019 - nature.com
As a transcription factor critical for embryonic and adult stem cell self-renewal and function,
SOX2 gene amplification has been recognized as a driving factor for various cancers …

E3 ubiquitin ligase UBR5 drives the growth and metastasis of triple-negative breast cancer

L Liao, M Song, X Li, L Tang, T Zhang, L Zhang, Y Pan… - Cancer research, 2017 - AACR
Patients with triple-negative breast cancers (TNBC) are at high risk for recurrence and
metastasis at an early time despite standard treatment, underscoring the need for novel …