Results 61 to 70 of about 39,322 (281)

Human Tra2 proteins jointly control a CHEK1 splicing switch among alternative and constitutive target exons [PDF]

open access: yes, 2014
Alternative splicing—the production of multiple messenger RNA isoforms from a single gene—is regulated in part by RNA binding proteins. While the RBPs transformer2 alpha (Tra2α) and Tra2β have both been implicated in the regulation of alternative ...
Austin, Caroline A.   +19 more
core   +2 more sources

Drosophila model of myosin myopathy rescued by overexpression of a TRIM-protein family member [PDF]

open access: yesProceedings of the National Academy of Sciences, 2018
Significance The majority of mutations residing within the rod domain of myosin have been associated with skeletal myopathy with or without cardiomyopathy. However, the molecular mechanisms underlying the variation in clinical and pathological phenotypes of myopathies associated with the MYH7 mutation are ...
Martin Dahl-Halvarsson   +6 more
openaire   +2 more sources

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

Adenosine‐to‐inosine editing of miR‐200b‐3p is associated with the progression of high‐grade serous ovarian cancer

open access: yesMolecular Oncology, EarlyView.
A‐to‐I editing of miRNAs, particularly miR‐200b‐3p, contributes to HGSOC progression by enhancing cancer cell proliferation, migration and 3D growth. The edited form is linked to poorer patient survival and the identification of novel molecular targets.
Magdalena Niemira   +14 more
wiley   +1 more source

Coiled-coil-domain-mediated TRIM E3 protein condensation modulates enzymatic activity and functional specificity

open access: yesCell Reports
Summary: Tripartite motif (TRIM) proteins are E3 ligases with modular structures involved in diverse cellular functions. Whether biomolecular condensation broadly regulates TRIM proteins remains unclear.
Qi Chen, Peiguo Yang
doaj   +1 more source

The TRIMendous Role of TRIMs in Virus–Host Interactions

open access: yesVaccines, 2017
The innate antiviral response is integral in protecting the host against virus infection. Many proteins regulate these signaling pathways including ubiquitin enzymes.
Sarah van Tol   +4 more
doaj   +1 more source

Exploration of the TRIM fold of MuRF1 using EPR reveals a canonical antiparallel structure and extended COS-box [PDF]

open access: yes, 2019
MuRF1 (TRIM63) is a RING-type E3 ubiquitin ligase with a predicted tripartite TRIM fold. TRIM proteins rely upon the correct placement of an N-terminal RING domain, with respect to C-terminal, specific substrate-binding domains.
Cafiso, David S.   +6 more
core   +3 more sources

Gut microbiota diversity is prognostic in metastatic hormone receptor‐positive breast cancer patients receiving chemotherapy and immunotherapy

open access: yesMolecular Oncology, EarlyView.
In this exploratory study, we investigated the relationship between the gut microbiota and outcome in patients with metastatic hormone receptor‐positive breast cancer, treated in a randomized clinical trial with chemotherapy alone or chemotherapy in combination with immune checkpoint blockade.
Andreas Ullern   +7 more
wiley   +1 more source

Inhibition of CDK9 enhances AML cell death induced by combined venetoclax and azacitidine

open access: yesMolecular Oncology, EarlyView.
The CDK9 inhibitor AZD4573 downregulates c‐MYC and MCL‐1 to induce death of cytarabine (AraC)‐resistant AML cells. This enhances VEN + AZA‐induced cell death significantly more than any combination of two of the three drugs in AraC‐resistant AML cells.
Shuangshuang Wu   +18 more
wiley   +1 more source

Human cardiomyocyte calcium handling and transverse tubules in mid-stage of post-myocardial-infarction heart failure [PDF]

open access: yes, 2018
Aims: Cellular processes in the heart rely mainly on studies from experimental animal models or explanted hearts from patients with terminal end-stage heart failure (HF).
Condorelli, Gianluigi   +12 more
core   +2 more sources

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