Selective involvement of proteasomes and cysteine proteases in MHC class I antigen presentation. [PDF]
Daniel López, Margarita Del Val
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Loss of STARD7 Triggers Metabolic Reprogramming and Cell Cycle Arrest in Breast Cancer
Breast cancer cells undergo metabolic and transcriptomic reprogramming to support aberrant cell proliferation. Their mitochondria rely on the transfer of phosphatidylcholine from the endoplasmic reticulum to their membranes by STARD7, a candidate upregulated in breast cancer, to be functional.
Ewelina Dondajewska+18 more
wiley +1 more source
Degradation of α-Synuclein by Proteasome [PDF]
M. Catherine Bennett+5 more
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Dysregulated RNA splicing is an underappreciated molecular feature of cancer. By integrating murine and cellular models with patient specimens of lung adenocarcinoma, this study demonstrates that RAC1B, rather than RAC1A isoform, promotes tumorigenesis and presents a potent therapeutic target for lung cancer. Mechanistically, RAC1B preferentially binds
Yueren Yan+19 more
wiley +1 more source
Nakajo–Nishimura syndrome and related proteasome-associated autoinflammatory syndromes
Koichiro Ohmura Department of Rheumatology and Clinical Immunology, Kyoto University Graduate School of Medicine, Kyoto 606-8507, JapanCorrespondence: Koichiro OhmuraDepartment of Rheumatology and Clinical Immunology, Kyoto University Graduate School of ...
Ohmura K
doaj
Selective Inhibitors of the Proteasome-dependent and Vacuolar Pathways of Protein Degradation in Saccharomyces cerevisiae [PDF]
Do Hee Lee, Alfred L. Goldberg
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Tumor‐associated TP53 inactivation correlates with lipid droplet (LD) accumulation. High‐fat diets drive Cyb5r3‐Myh9‐mediated p53 enrichment on LD surfaces, accelerating its degradation while upregulating LD‐promoting factor CD36 expression to establish a feed‐forward loop. LD suppression or dietary intervention restores p53 and inhibits tumorigenesis,
Haiyang Liu+20 more
wiley +1 more source
Proteins of Newly Isolated Mutants and the Amino-terminal Proline Are Essential for Ubiquitin-Proteasome-catalyzed Catabolite Degradation of Fructose-1,6-bisphosphatase of Saccharomyces cerevisiae [PDF]
Marcus Hämmerle+8 more
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This study identifies LncDARS‐AS1 as a novel oncogenic regulator that stabilizes ATP1A1 and enhances Na⁺/K⁺ ATPase activity, promoting osteosarcoma metastasis. Targeting the LncDARS‐AS1/ATP1A1/NKA axis, including pharmacological inhibition with digoxin, offers promising opportunities for the development of new therapeutic strategies against ...
Mingxian Xu+12 more
wiley +1 more source
Proteostasis Disruption by Proteasome Inhibitor MG132 and Propolin G Induces ER Stress- and Autophagy-Mediated Apoptosis in Breast Cancer. [PDF]
Pai JT+6 more
europepmc +1 more source