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Biologists sequence proteins by pulling them through nanopores

A team of chemical biologists at the University of Washington, working with colleagues at Oxford Nanopore Technologies, has developed a protein sequencing process that involves pulling proteins through nanopores in a lipid membrane. Their paper is pu.....»»

Category: topSource:  theglobeandmail10 hr. 35 min. ago

Researchers sequence the genome of the spur-thighed tortoise

Like many threatened land turtle species, the spur-thighed tortoise had no complete genome. Now for the first time, researchers from the Ecology departments at Miguel Hernández University of Elche (UMH) and the University of Alicante (UA) have succe.....»»

Category: topSource:  physorgRelated NewsSep 10th, 2024

With AI, extreme microbe reveals how life"s building blocks adapt to high pressure

An assist from a Google Artificial Intelligence tool has helped scientists discover how the proteins of a heat-loving microbe respond to the crushing conditions of the planet's deepest ocean trenches, offering new insights into how these building blo.....»»

Category: topSource:  theglobeandmailRelated NewsSep 9th, 2024

Glitch in protein synthesis could affect tumor growth

During protein synthesis, or translation, genetic information transcribed in the cell's mRNA directs the stringing together of amino acids—the building blocks of proteins. As the translation machinery carouses along the string of nucleotides that m.....»»

Category: topSource:  theglobeandmailRelated NewsSep 9th, 2024

Q&A: How single-cell and spatial proteomics reveal proteins" nuanced roles in health and disease

When Steve Carr, senior director of the Proteomics Platform at the Broad Institute of MIT and Harvard, began working in proteomics, the field was able to detect only the most abundant proteins in a given sample. In recent years, increasingly sensitiv.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

AI meets biophysics: New approach identifies critical interaction points in cancer-related proteins

Researchers at Auburn University, in collaboration with scientists from the University of Basel and ETH Zurich, have made an advance in the fight against cancer. The team, led by Dr. Rafael Bernardi, Associate Professor of Biophysics in the Departmen.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

Algorithm maps protein degradation patterns to improve infection diagnosis and treatment

Peptides are small fragments of proteins, mainly found in the skin and mucous membranes. Some peptides act as a barrier, protecting the body against infections by fighting off microorganisms like bacteria, viruses, and other pathogens, while others p.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

RNA editing plays critical role in fruit flies" sense of smell and social interactions

Imagine your DNA as a set of instructions or a recipe book that tells your body how to make everything it needs to function, from proteins to cells. Every time the body needs to build something, it reads these instructions. But sometimes, the body ca.....»»

Category: topSource:  informationweekRelated NewsSep 4th, 2024

Cells use alternative splicing to regulate gene expression, research suggests

Alternative splicing is a genetic process where different segments of genes are removed, and the remaining pieces are joined together during transcription to messenger RNA (mRNA). This mechanism increases the diversity of proteins that can be generat.....»»

Category: topSource:  physorgRelated NewsSep 2nd, 2024

Protein mutant stability can be inferred from AI-predicted structures

Researchers at the Center for Algorithmic and Robotized Synthesis within the Institute for Basic Science have taken a significant step forward in understanding the stability of proteins by leveraging the power of AI......»»

Category: topSource:  informationweekRelated NewsAug 29th, 2024

Study finds flexibility and helical twists of actin filaments regulate actin-binding proteins

Researchers at Kanazawa University have published an article in eLife deciphering the actin structure-dependent preferential cooperative binding of cofilin......»»

Category: topSource:  physorgRelated NewsAug 28th, 2024

Simulation model shows ribosome tunnel"s impact on protein structures

Researchers at University of Tsukuba have developed a new model that simulates the internal environment of a ribosome—the cellular site of protein synthesis. Using computer simulations, they have analyzed the structures of various proteins within t.....»»

Category: topSource:  physorgRelated NewsAug 28th, 2024

Dual protein analysis approach provides potential way to slow cancer growth

Fighting cancer effectively often involves stopping cancer cells from multiplying, which requires understanding proteins that the cells rely on to survive. Protein profiling plays a critical role in this process by helping researchers identify protei.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

3D shapes of viral proteins point to previously unknown roles

Viruses are tricky to keep up with. They evolve quickly and regularly develop new proteins that help them infect their hosts. These rapid shifts mean that researchers are still trying to understand a multitude of viral proteins and precisely how they.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

New study shows Alaskan snow crab population collapse in Bering Sea due to climate change

A team of marine biologists from the U.S. National Oceanic and Atmospheric Administration has found that climate change is the reason for the population collapse of Alaskan snow crabs in the Bering Sea......»»

Category: topSource:  theglobeandmailRelated NewsAug 26th, 2024

Tomato ripening study highlights cell wall component interactions

Tomato fruit ripening involves intricate biochemical and structural changes, particularly within the cell wall, which are vital for the fruit's final texture and quality. These changes include modifications in polysaccharides and proteins, but the sp.....»»

Category: topSource:  theglobeandmailRelated NewsAug 26th, 2024

iPhone character entry glitch crashes search, but it"s not a bad bug

A recently discovered bug in iOS and iPadOS has been causing brief and mostly inconsequential crashes when a sequence of characters is typed into specific search fields.A small bug is affecting iOS searchOn August 21, 2024, a security researcher repo.....»»

Category: appleSource:  appleinsiderRelated NewsAug 21st, 2024

Ancient microbes linked to evolution of human immune proteins

When you become infected with a virus, some of the first weapons your body deploys to fight it are those passed down to us from our microbial ancestors billions of years ago. According to new research from The University of Texas at Austin, two key e.....»»

Category: topSource:  theglobeandmailRelated NewsAug 21st, 2024

Newly discovered, free-living eukaryote is the first known to have lost its mitochondria

An international team of geneticists and molecular biologists has discovered the first-known, free-living eukaryote to have lost its mitochondria. In their study, published in Nature Communications, the group found the eukaryote while investigating t.....»»

Category: topSource:  physorgRelated NewsAug 21st, 2024

Proteins for skin strength also control cell signaling, study suggests

An extensive family of proteins that gives human skin mechanical strength also appears to organize molecular signals that control skin cell activity, a study led by UT Southwestern Medical Center researchers shows. The team's findings, published in D.....»»

Category: topSource:  physorgRelated NewsAug 21st, 2024

Researchers teach artificial intelligence about frustration in protein folding

Scientists have found a new way to predict how proteins change their shape when they function, which is important for understanding how they work in living systems. While recent artificial intelligence (AI) technology has made it possible to predict.....»»

Category: topSource:  physorgRelated NewsAug 20th, 2024