Articles tagged with Dna Binding Proteins
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A team at CiQUS has created a molecule that self-assembles into fibrous materials, becoming active upon stimulation by cobalt ions. The molecule selectively binds to DNA three-way junctions, opening new opportunities for spatiotemporal control in targeted anticancer therapies.
A recent study used AI to discover that phosphoglycerate dehydrogenase (PHGDH) is a causal gene for spontaneous Alzheimer's disease. The researchers found that altering PHGDH expression levels can significantly impact the progression of the disease, suggesting a novel therapeutic target.
Researchers at MIT have discovered that a genetic variant can lead to defects in transfer RNA molecules, causing embryonic face cells to fail to fuse properly. This study sheds light on the molecular mechanisms underlying cleft lip and cleft palate formation.
Researchers at Tokyo University of Science have made breakthroughs in delivering gene-targeting compounds to the brain, using cholesterol-modified oligonucleotides that can penetrate the cerebral cortex beyond the blood vessels. This could lead to new treatments for diseases such as Alzheimer's and Parkinson's, as well as brain cancers.
A University of Iowa-led study has revealed the unexpected structure adopted by the DNA repair protein RAD52 as it binds and protects replicating DNA in dividing cells. This understanding may help researchers develop new anti-cancer drugs targeting RAD52.
Researchers develop a powerful model to study TDP-43 pathology, which accumulates in the cytoplasm and depletes from the nucleus, leading to neuronal death. The 'seeded' protein aggregates recapitulate key features of ALS and frontotemporal dementia.
Researchers discovered TBX2 drives therapy resistance by shifting signaling from the androgen receptor to the glucocorticoid receptor. The study identified a strategy to target this switch, potentially predicting patient risk and offering new treatment approaches.
Scientists have discovered peptides that bind irreversibly to the transcription factor cJun, permanently blocking its action in cancer cells. The study uses a new screening platform technology and has shown promising results for developing new cancer treatments.
Researchers at Northwestern University have identified a previously unobserved function of Exportin-1, a protein that promotes gene transcription and stimulates stronger gene expression. This discovery could aid in the development of new medications to stymie cancer growth without harming healthy cellular function.
Researchers have developed a new strategy to protect cancer patients from radiation-induced DNA damage using a protein from tardigrades. The approach makes use of messenger RNA encoding the protein, which is delivered to patient tissues before radiation treatment. This reduces double-stranded DNA breaks by 50% in mouse models.
A KAIST research team identified core gene expression networks regulated by proteins that drive phenomena such as cancer development and tissue differentiation. The study revealed that IPMK acts as a critical transcriptional activator in these networks, enhancing SRF's protein activity.
Researchers identify Fam102a as a key regulator of both osteoclast and osteoblast differentiation, leading to enhanced osteoblast formation and bone volume. The study reveals significant protein-protein interactions involving Fam102a and Kpna2, shedding light on the critical molecular interactions involved in bone remodeling.
Researchers at Johns Hopkins Medicine identified a new epigenetic approach to target colorectal cancer, using a mouse protein that disrupts cancer-causing chemical changes in genes. The study found that the protein, STELLA, can be used to develop a drug strategy to treat solid tumors.
Scientists have discovered how a mutated ASXL1 gene disrupts normal blood cell development, leading to diseases such as clonal hematopoiesis and malignant leukemias. The study reveals that mutated ASXL1 causes heterochromatin dysfunction, silencing genes essential for blood cell maturation.
The study clarifies the mechanism of protein docking onto centromeres, essential for correct chromosome separation. DNA-binding regions adjacent to known motifs are necessary for interaction with centromeric DNA.
A new study reveals how transcription factors navigate DNA and chromatin structures to determine cellular identity. Researchers discovered novel DNA elements as genomic signposts guiding TFs to specific genetic switches.
A recent study revises our understanding of the universal genetic code's evolution, suggesting that early life preferred smaller amino acids over larger ones. The researchers found that amino acids with aromatic ring structures were incorporated into the code later than previously thought, offering clues about other extinct genetic codes.
Researchers have developed implantable sensors that track protein levels in real time, enabling continuous monitoring of inflammation at the cellular level. The technology has been successfully tested in diabetic rats, detecting changes in cytokine proteins associated with inflammation.
Researchers have shed new light on gene expression by visualizing ribosomes in unprecedented detail. The study reveals a molecular mechanism for mRNA delivery to the ribosome, advancing our understanding of gene expression at the molecular level.
Scientists have discovered a long non-coding RNA called CHASERR that regulates the production of the CHD2 gene, which is associated with neurodevelopmental disorders. The study found that patients with a deletion of this RNA had excessive CHD2 protein production, leading to severe intellectual delays and other symptoms.
Researchers at U of T have discovered that C2H2 zinc finger proteins, which primarily bind to DNA, also regulate RNA processing through various mechanisms. These proteins modify mRNA, controlling its length and altering it after transcription.
Researchers at Colorado State University have identified an alternate method to study changes during the DNA replication process in lab settings using genetically modified yeast. This new approach provides a less toxic and quickly reversible alternative to hydroxyurea, allowing for better insight into cell cycle arrest mechanisms.
For the first time, researchers have demonstrated how mechanical forces affect gene expression by showing that RNAP polymerase remains on the DNA template and can be pulled to start a subsequent cycle of transcription. This force-directed recycling mechanism can change the relative abundance of adjacent genes.
Researchers discovered a unique change in cardiac troponin I that enables shrews to achieve heart rates up to 17 beats per second. This evolutionary loss removes brakes on heart relaxation, allowing for faster heartbeats. The study provides insights into the evolution of high-heart-rate mammals and potential biomedicine applications.
Researchers developed a compact 'gene scissor' tool, TnpB, which shows a 4.4-fold increase in efficiency of modifying DNA, making it more effective as a gene editing tool. The tool can be used to treat patients with familial hypercholesterolemia, reducing cholesterol levels by nearly 80%.
Researchers identified key control sites regulating gene expression in cells, including those controlling ancient viral sequences. Mutating these sites caused defects in cell differentiation and survival, as well as spurious activation of genes across the genome.
Researchers developed guidelines to enhance accuracy of spike-in normalization, a widely-used molecular biology technique. The study highlights common pitfalls and provides recommendations for improving results.
Researchers discovered 'context-only' TFs that boost enhancer activity and contribute to regulatory factor clusters, which regulate genes effectively. This finding provides a new understanding of cooperative environments that TFs create to regulate genes in health and disease.
A research team discovered an evolutionarily distinct variant of the Hmgn2 gene, oHmgn2, which influences shape preference in medaka fish. The study found that medaka lacking functional oHmgn2 had difficulty distinguishing between shapes.
Researchers at ETH Zurich have developed a new method to produce billions of pharmaceutically active substances using DNA-encoded chemical libraries. The new method can synthesize and test much larger drug molecules, including ring-shaped peptides, and reduces contamination in the molecular library.
A study published in Cell reveals that Mrc1 is crucial for epigenetic inheritance, ensuring cells maintain their genetic identity and function. The discovery has significant implications for understanding diseases like cancer and aging, where epigenetic landscapes deteriorate over time.
UMass Amherst researchers have identified the 'quality control' regulator for protein folding, a crucial process that ensures essential cellular functions. The discovery of this regulator, Sep15, could lead to new treatments targeting misfolded proteins associated with diseases like Alzheimer's and cystic fibrosis.
A new AI model, Deep Predictor of Binding Specificity (DeepPBS), can accurately predict protein-DNA binding across different types of proteins. This tool allows for the prediction of binding specificity from protein-DNA complex structures, reducing the need for high-throughput sequencing or structural biology experiments.
Scientists have clarified how the DDM1 protein prevents 'jumping gene' transcription by making it accessible to suppressing chemical marks. This discovery has implications for understanding genetic conditions and developing new treatments for humans.
Researchers at Arizona State University created a detailed map of the 3'UTR regions of RNA in C. elegans, revealing crucial elements for gene regulation and protein production. The study provides valuable insights into the machinery of gene control, shedding light on fundamental biological processes essential to human health and disease.
Researchers develop a method that fuses AlphaFold's strengths with computer simulations based on physics laws to predict protein structures, enabling faster drug development. The approach filters down initial hypotheses to a more manageable set of structures, increasing the effectiveness of pharmaceuticals.
Scientists at St. Jude Children's Research Hospital have reclassified Foxp3 as a transcriptional cofactor, revealing its reliance on DNA-binding proteins to regulate the immune system. This discovery has significant implications for future T-cell engineering and potentially treating autoimmune diseases.
Researchers at the University of Alabama at Birmingham have discovered that the protein SRSF1 can bind and unfold complex RNA Guanine-quadruplexes. This finding could provide new avenues for treating illnesses such as cancer, which is often linked to misfunctioning splicing processes.
A team of researchers from Xi'an Jiaotong-Liverpool University has engineered a short sequence of artificial DNA to target the mutant protein p53-R175H, linked to lung, colorectal, and breast cancers. The new molecule, dp53m, inhibits cancer cell growth and increases sensitivity to chemotherapy agent cisplatin.
Researchers at Kobe University have discovered a new method to inhibit streptococcal infections by using aggregates of the non-toxic molecule Mn007. The study found that aggregates of Mn007 significantly reduce bacterial growth, suggesting potential as an effective treatment for toxic shock syndrome.
Researchers successfully created synthetic cells that mimic living cells, paving the way for regenerative medicine and drug delivery innovations. The innovative approach uses programmed DNA sequences to form a cytoskeleton, enabling cells to respond dynamically to environmental changes.
Researchers have developed a DNA vaccine against zika virus that induces a strong immune response and protects mice from the virus. The vaccine uses genetic engineering to encode specific viral proteins and stimulates an adaptive immune response, with high levels of neutralizing antibodies produced.
Researchers developed a prediction tool to classify proteins based on their potential to bind RNA G-quadruplexes, showing high protein disorder and hydrophilicity. This discovery provides insights into gene expression and phase-separation into membrane-less organelles.
Researchers at the Francis Crick Institute have made significant discoveries about the proteins controlling fertility in female mice. By identifying a crucial protein called USP7, they found that it plays a vital role in maintaining ovarian function after birth.
Researchers developed an improved method for G4 landscape determination, revealing that sequence property-specific constraints in the nuclear environment mitigate G4 formation. The technique, AbC G4-ChIP, captures G4s efficiently without bias, showing that depletion of a repeat-binding protein enhances net G4 capture at specific sites.
A Johns Hopkins Medicine-led team has developed a fluid biomarker that can detect the early stages of amyotrophic lateral sclerosis (ALS) and frontotemporal dementia (FTD). The biomarker, HDGFL2, is associated with TDP-43 function loss and can be detected in blood or cerebrospinal fluid samples.
A new study reveals that MAGE family proteins bind to RAD18 using a groove, preventing its degradation and contributing to cancer progression. The findings also suggest that blocking this interaction could lead to re-sensitization of cancer cells to chemotherapy and radiotherapy.
Researchers found that the SYNGAP1 gene has a dual function in regulating synapses and synaptic plasticity, which may lead to new treatments for children with SYNGAP1 mutations. The study suggests that targeting just one aspect of SynGAP's function is not enough to have a significant impact.
Research at Duke University reveals that sex hormones allow Neisseria gonorrhoeae to produce more pumps to fight off antibiotics, increasing the risk of infection. The bacteria can sense its hormonal environment and colonize during specific phases of the menstrual cycle.
A new study unveiled over a thousand protein-protein interactions during early embryonic development, highlighting the role of transcription factors like paired-like homeobox (PRDL) family. This research paves the way for understanding embryonic genome activation and advancing treatments for developmental disorders.
Researchers created a DNA-based vaccine that mimics the structure of a virus, inducing a strong antibody response against SARS-CoV-2. The vaccine uses a DNA scaffold carrying viral proteins, allowing the immune system to focus on the target antigen.
Researchers have discovered that RecA protein repairs breaks in double-stranded DNA without unwinding the helix, leading to a new understanding of homologous recombination. This breakthrough has significant implications for breast cancer research and may lead to new treatments.
Researchers identified RBM5 as a key regulator of HOXA9 expression in leukemia cells, revealing its dual function in DNA and RNA handling. Removing RBM5 from cells significantly reduced HOXA9 mRNA levels, suggesting its potential as a therapeutic target for acute myeloid leukemia treatment.
Researchers have found a way to control MYC's hyperactivity using a peptide compound with sub-micro-molar affinity. This breakthrough offers hope for more effective treatments for cancer patients.
Scientists unravel DnaA's role in DNA replication initiation, shedding light on bacterial cell growth and reproduction. The discovery reveals a previously unknown binding pocket within DnaA, enabling the capture of single DNA strands.
The study identifies FAM53C as a cytosolic-anchoring inhibitory binding protein of the kinase DYRK1A, regulating its activity and cellular location. This finding may provide potential clinical insights into treating Down syndrome and related diseases.
Researchers at NTNU have developed a new method to study how bacterial signaling proteins react to treatment, paving the way for effective killing of MRSA. The method has shown a combination of two substances kills MRSA more effectively than when used separately.
Scientists at St. Jude Children's Research Hospital identified genes directly regulated by the oncogenic HOXA9 protein in high-risk pediatric leukemias. The study found two major targets, FLT3 and CDK6, which can be therapeutically targeted with drugs, showing promising outcomes in preclinical models. Additionally, researchers discover...
Researchers at La Jolla Institute for Immunology and Massachusetts General Hospital mapped the genome to understand how IKAROS controls healthy B cell development. They found that IKAROS solves a big problem in B cell development by bringing together far-away genes through looping, leading to proper expression and antibody production.
Salk researchers identify Foxp3 as the protein that determines regulatory T cell genome structure and fate, enabling manipulation to treat autoimmunity or fight cancer. The study reveals Foxp3's essential role in creating unique chromatin architecture of regulatory T cells.