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http://dx.doi.org/10.1021/acs.jpclett.9b01444 | DOI Listing |
Biochim Biophys Acta Mol Cell Res
January 2025
Cancer Biology and Inflammatory Disorder Division, Council of Scientific and Industrial Research-Indian Institute of Chemical Biology (CSIR-IICB), TRUE Campus, CN-6, Sector-V, Salt Lake, Kolkata- 700091 & 4, Raja S.C. Mullick Road, Jadavpur, Kolkata 700032, India. Electronic address:
The MDM2/MDMX-p53 circuitry is essential for controlling the development, apoptosis, immune response, angiogenesis, senescence, cell cycle progression, and proliferation of cancer cells. Research has demonstrated that USP7 exerts strong control over p53, MDM2, and MDMX stability, with multiple mediator proteins influencing the USP7-p53-MDM2/MDMX axis to modify p53 expression level and function. In cases where p53 is of the wild type (Wt-p53) in tumors, inhibiting USP7 promotes the degradation of MDM2/MDMX, leading to the activation of p53 signaling.
View Article and Find Full Text PDFPLoS Genet
January 2025
Waksman Institute, Rutgers, the State University of New Jersey, Piscataway, New Jersey, United States of America.
Mitosis and meiosis have two mechanisms for regulating the accuracy of chromosome segregation: error correction and the spindle assembly checkpoint (SAC). We have investigated the function of several checkpoint proteins in meiosis I of Drosophila oocytes. Increased localization of several SAC proteins was found upon depolymerization of microtubules by colchicine.
View Article and Find Full Text PDFFront Pediatr
January 2025
Children's Hospital, Fudan University, Shanghai, China.
Congenital diarrhea and enteropathies (CODEs) are a rare heterogeneous group of inherited disorders that typically present with severe chronic diarrhea during the first weeks of life. As a broad range of illnesses can present similarly in infants, establishing a definitive cause for CODEs is challenging. In this report, two infants were suspected to have CODE, with neonatal-onset chronic diarrhea and protein-losing enteropathy finally found to be due to intestinal malrotation and chronic midgut volvulus.
View Article and Find Full Text PDFMol Ther Nucleic Acids
March 2025
NYU Cardiovascular Research Center, NYU Grossman School of Medicine, New York, NY 100016, USA.
Altered protein conformation can cause incurable neurodegenerative disorders. Mutations in , the gene encoding neuroserpin, can alter protein conformation resulting in cytotoxic aggregation leading to neuronal death. Familial encephalopathy with neuroserpin inclusion bodies (FENIB) is a rare autosomal dominant progressive myoclonic epilepsy that progresses to dementia and premature death.
View Article and Find Full Text PDFJ Chem Theory Comput
January 2025
Institute for Computational Physics, University of Stuttgart, Allmandring 3, Stuttgart 70569, Germany.
The constant-pH Monte Carlo method is a popular algorithm to study acid-base equilibria in coarse-grained simulations of charge regulating soft matter systems including weak polyelectrolytes and proteins. However, the method suffers from systematic errors in simulations with explicit ions, which lead to a symmetry-breaking between chemically equivalent implementations of the acid-base equilibrium. Here, we show that this artifact of the algorithm can be corrected a-posteriori by simply shifting the pH-scale.
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