Articles tagged with Protein Coding Genes
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Researchers found protein splicing occurs beyond RNA splicing, producing non-linear peptides and expanding antigenic options. This mechanism increases the number of potential antigens from a single protein, widening vaccine applicability against cancer and infectious diseases.
Researchers at the Weizmann Institute successfully silenced two additional virulence genes in amoebae, rendering them harmless while preserving surface antigens. The disabled amoebae may serve as a live vaccine to combat life-threatening amoebic diseases.
Researchers found that genetic instructions are not executed properly, leading to a buildup of malformed proteins in brain cells. This defect is caused by a subtle mistake in the loading of amino acids onto transfer RNAs.
Researchers at UNC Health Care identified the cellular system that degrades faulty CFTR protein in cystic fibrosis, allowing some proteins to regain their proper shape. This understanding provides insight into potential therapeutics aimed at curing the disease.
A new study by Stanford researchers identifies a group of genes consistently less active in older animals across various species, providing a universal indicator of cellular aging. The findings suggest that cell aging is genetically determined and provide insight into the mechanisms driving this process.
Researchers identified VCP/pr 97 as the protein responsible for destroying defective CFTR in cells, and used RNA interference to block its production. This approach restored chloride transport function and reduced inflammation, offering new hope for cystic fibrosis treatments.
In Drosophila cells, ribosomal proteins are associated with linker histone H1 protein on chromatin. Depletion of both causes up-regulation of target genes.
Researchers found that valproate increased strength and improved function in adult patients with type III/IV spinal muscular atrophy. The study's lead author notes that further trials are needed to establish valproate as a treatment of choice for this condition.
Researchers suggest that the orb web may have originated from a single evolutionary source, with genetic evidence supporting this theory. Fossil findings also indicate that the ancestor of the two spider groups lived at least 136 million years ago.
A recent study by Stanford University researchers has discovered that gene transcription enzyme RNAP makes frequent pauses at specific sites on the DNA double helix. The pause durations and frequencies were found to be sequence-dependent, with enzymes pausing at particular sites in response to specific signals in the DNA.
Researchers have discovered a connection between a protein that prevents cancer in humans and lifespan in nematode worms, suggesting that this protein may determine how long we live. The 'checkpoint proteins' also appear to play a role in cell division and could be used to develop new strategies for treating neurodegenerative diseases.
Researchers identified a network of proteins that interact with each other when mutated, leading to degeneration of nerve cells and ataxias. The study provides a mechanistic basis for understanding disease, allowing for potential treatments to be designed to interrupt cellular missteps.
Researchers discovered a novel gene linked to juvenile spinal muscular atrophy with rigidity and dyskinesia (JSRD), characterized by cerebellar defects, poor balance, and mental retardation. The CEP290 gene may control cell division in the cerebellum during human development.
Researchers have identified a novel protein called JHDM2A that plays a key role in gene activation mediated by the androgen receptor, a protein responding to testosterone and dihydrotestosterone. This discovery has implications for prostate cancer treatment, as lowering androgen levels can shrink or slow cancer growth.
Scientists have identified a key player in gene silencing, the protein HDA6, which removes acetyl groups from histones and modifies DNA. This discovery sheds new light on epigenetic mechanisms, potentially leading to breakthroughs in understanding tumor growth, blood disorders, and other diseases.
Researchers mapped dynamic Polycomb group protein PC and PH across various developmental stages in Drosophila. The study reveals the proteins' diverse binding locations, implying different gene silencing mechanisms. Further analysis is needed to understand their role in development and conservation across species.
A new genetic cause of Alzheimer's disease has been discovered, with increased amyloid precursor protein expression being a significant risk factor. The study found that genetic variations in the promoter region can increase gene expression and contribute to the development of Alzheimer's disease.
Researchers analyzed over 25,000 protein-protein interactions to dispel old notions of what's important about them. The study identified 36 previously unknown interactions and showed that proteins encoded by genes mutated in inherited disorders interact with known disorder-causing proteins.
The GeneDesign program guides the design of DNA segments with exacting specifications required for studying gene function and genetically engineering cells. It automatically diagnoses design flaws in the sequence of bases making up the gene, simplifying the creation of artificial genes.
Researchers develop a new system called WOW, which uses microscopic droplets to perform millions of tests at once, allowing for faster identification of genes and proteins. The system can identify the best enzyme from a pool of mutated enzymes in just one afternoon, compared to several months with traditional methods.
New research reveals the Drosophila homolog of the mammalian UNR protein as a co-factor required for SXL-mediated repression of msl-2 translation. This mechanism prevents dosage compensation in female cells, highlighting an essential role for the UNR protein in maintaining sex-specific regulation.
Researchers have discovered a precise timer formed by Period and Timeless proteins that counts off six hours, creating an 'interval timer' that governs the cell's circadian rhythm. This discovery opens up new questions about the complex interactions between proteins in the cellular clock.
Researchers characterize 161 unique RNA genes in introns of protein-coding genes, revealing new insights into developmental processes and regulatory mechanisms in nematodes.
Researchers found a strong link between smoking, HLA-DR SE genes, and anticitrulline antibodies in early rheumatoid arthritis patients. Smoking significantly raises RA risk for individuals testing positive for these antibodies, regardless of SE gene status.
A recent NIH study found a strong association between progressive aphasia syndrome and a specific prion gene variant, suggesting that the disease may be linked to genetic variations in the prion protein. The findings have significant implications for understanding the causes of this rare neurological disorder.
Researchers at Johns Hopkins have discovered a protein called LRRK2 that could be the best new target in the fight against Parkinson's disease. The study found that LRRK2 is involved in controlling other proteins' activities and may play a role in the death of brain cells that produce dopamine.
A team of researchers has discovered a novel form of cancer gene regulation that inhibits the production of GLI1, a protein associated with severe birth defects and childhood cancers. This regulation mechanism involves the Quaking protein and is conserved across humans and worms.
E-MAP technique enables researchers to analyze epistatic interactions between genes in a systematic way, revealing new insights into protein functions and evolutionary processes. By quantifying the effects of interacting mutant genes, E-MAPs help optimize drug treatments and improve our understanding of biological systems.
A recent study has uncovered a natural quality control mechanism in cells that identifies and eliminates faulty messenger RNAs (mRNAs) containing premature stop codons, known as nonsense mutations. The mRNA-binding protein CBP80 plays a critical role in this process, allowing for the development of drug-based gene therapies to combat d...
Researchers at Temple University School of Medicine have discovered a novel protein, p27SJ, extracted from St. John's Wort that suppresses HIV-1 gene expression and inhibits its replication. The study reveals that the protein interacts with both cellular proteins and viral proteins to block viral replication.
A study published in Nature analyzed 11,624 genes and found that around 9% have evolved too rapidly to be explained by chance. The researchers suggest that positive Darwinian natural selection is responsible for the increased rate of evolution, particularly in genes involved in immune function and sensory perception.
The MECP2 gene, responsible for Rett syndrome, plays a multifunctional role in RNA processing, including transcriptional repression and splicing regulation. This discovery opens new avenues for understanding the disease and developing targeted therapies.
Researchers found that a protein called Y box-binding protein 1 binds to the methyl-CpG binding protein 2 (MeCP2) gene, leading to changes in alternative RNA splicing. This process can result in diverse sets of RNA and proteins being produced from the same gene.
Researchers discovered that KLF2 regulates embryonic globin genes and maturation of red blood cells in a mouse model, potentially paving the way for future gene therapies. The study highlights the importance of understanding gene regulation in blood disorders like sickle cell anemia and beta-thalassemia.
Researchers uncover 65 protein tags that can be used to force proteins to the cell surface, potentially revolutionizing drug and vaccine development. The discovery may help overcome obstacles in studying important proteins, such as those detecting odors or faulty in cystic fibrosis.
A team of UCSD biochemists has discovered a mechanism for generating 10 trillion varieties of a single protein, providing a new tool for developing novel drugs. This finding, published in Nature Structural and Molecular Biology, uses the genetic mechanism used by a virus that infects bacteria to create a kaleidoscope of variants.
Researchers aim to build a computer model of gene and protein function in Saccharomyces cerevisiae, a single-celled fungus with human-like genetic traits. The project uses a unique 'genomic yeast library' to determine protein function and potentially develop new treatments for diseases.
A study by USC researchers has identified two competing proteins, DSP and DPP, that influence the strength of tooth enamel. Over-expression of DSP increases enamel hardness, while over-expression of DPP creates pitted and chalky enamel prone to fracture and wear.
Researchers identified a new gene, BRIP1, associated with Fanconi anemia's hallmark chromosomal instability. The protein BACH1 helps DNA unwind for repair, and BRIP1 mutations disrupt this process.
Researchers identify FT protein as key player in inducing flower formation, revealing a complex mechanism involving molecular interactions and environmental cues. This breakthrough could lead to improved crop breeding and better control of flowering times.
Researchers have discovered that microRNAs are involved in the process of oogenesis, a complex regulatory mechanism controlling protein abundance. The findings suggest that miRNA dysfunction may contribute to certain forms of infertility.
Researchers discovered that specific genes allow motor proteins to work together, enabling efficient transport in cilia. This finding provides insight into the molecular mechanisms underlying various human diseases linked to cilia defects.
A study published in PLoS Genetics found that domestic cats have a defective gene coding for the T1R2 protein, which is responsible for detecting sweet tastes. This defect leads to an unavailability of the T1R3 protein, resulting in a non-functional sweet receptor and explaining cats' indifference to sweets.
A study found high concentrations of arsenic in a sample of the King's hair, suggesting exposure to heavy metals may have exacerbated his porphyria attacks. The researchers believe antimonial medications containing arsenic were the probable source of the toxin.
The new program predicts both protein sequences and untranslated regions, revealing novel insights into gene regulation. By identifying correct transcription start sites and spliced untranslated regions, scientists can better understand gene function and regulation.
Researchers found that the unstructured regions of protein Ets-1 play a crucial role in controlling gene expression, acting like a dimmer switch rather than an on-off switch. The study reveals that phosphorylation affects protein activity by decreasing internal motion and altering gene binding.
Researchers at UNC Health Care have discovered a protein called eed that regulates gene modification in embryonic stem cells. This finding has significant implications for understanding human diseases and developing stem cell therapeutics.
Lafora disease is characterized by abnormal glycogen metabolism, with the accumulation of starch-/glycogen-like granules in most tissues. Researchers at UCSD have identified malin's role in the disease, revealing a testable model for its molecular mechanism.
A team of researchers, including a UCR chemist, has discovered a novel site of histone acetylation that regulates gene expression in yeast. The study used mass spectrometry to show that this new site is associated with gene activation by attracting the SWI/SNF chromatin remodeling complex.
A study of gene expression in a microbial community found over 2,000 proteins produced by five key species, including unique enzymes that maintain protein structure in acidic conditions. The community thrives in hot, highly acidic environments, with large numbers of proteins not resembling any other known proteins.
A new study has shed light on the process of alternative splicing, which allows one gene to produce multiple proteins. Researchers discovered that tandem repeats between exons are highly correlated with the process, enabling them to predict genes that can re-arrange and potentially leading to disease.
Researchers discover risk-increasing mutation in non-coding region of RET gene associated with Hirschsprung disease, challenging traditional focus on protein-coding sequences. The study highlights the importance of non-coding regions in disease development.
Researchers confirm the existence of protein-coding genes on chromosomes 2 and 4, with chromosome 2 home to the longest known gene. The study also identifies the largest 'gene deserts' in the human genome sequence, raising possibilities for studying genome evolution.
Researchers have completed DNA sequences of human chromosomes 2 and 4, revealing large gene deserts and remnants of a chimpanzee chromosome merger. The study highlights the importance of these regions in regulating genes and has implications for understanding human genetic variation and disease.
A US-India research team has completed an analysis of the X chromosome, identifying 43 new gene structures that encode proteins. The study, published in Nature Genetics, used a novel approach that compared human and mouse protein sequences to reveal previously unknown genes linked to X-linked mental retardation syndromes.
Scientists find that a region near the head of the ataxin-3 protein counterbalances toxicity caused by excessive polyglutamine repeats, potentially offering a therapeutic solution for Machado-Joseph disease and related disorders. The study suggests that removing or altering this region can accelerate disease progression.
Researchers discovered RNA loops and knots play a crucial role in A-to-I RNA recoding, enabling species-specific editing of proteins. By understanding these molecular structures, scientists can gain insights into the genetic code and improve our ability to interpret genome information.
Researchers used RNA interference to silence mutated SOD1 genes in ALS mice, reducing disease progression and improving neuromuscular function. This breakthrough suggests gene silencing as a potential therapy for incurable progressive neurological diseases like ALS and Parkinson's.
Researchers found that when a gene is working at full capacity, it uses up most of the raw materials needed to produce proteins, leaving little for substitute genes. These substitutes only come into play when the original gene is damaged or deleted, and are activated by transcription factors.
Charles Yanofsky, a renowned molecular biologist at Stanford University, has been awarded the National Medal of Science for his groundbreaking work on gene expression and protein production. His research has significantly advanced our understanding of how genes are regulated to produce specific proteins.