Researchers used neutron crystallography to map the structure and catalytic mechanism of protein kinase A, revealing previously unknown characteristics and enabling enhanced understanding of cellular processes. The discovery paves the way for more precise therapeutics with fewer side effects.
Researchers discovered that applying mechanical pressure to tetraethylammonium di-iodine triiodide increases its conductivity. The pressure-induced changes lead to the formation of CT chains, making TEAI a tunable pressure-sensitive electric switch.
This year's awards recognize Professor Minoru Kanehisa for his work on the KEGG database, Professor Anthony Kossiakoff for his technological achievements in protein structure and function, Professor Hao Wu for her groundbreaking signal transduction research, Professor Shahriar Mobashery for his discovery of new antibiotics, and Profess...
Researchers at Bar-Ilan University discovered the intricate molecular mechanism of the guidance receptor 'Robo', which reacts to signals in its environment while avoiding premature activity. The findings provide a basis for designing effective drugs targeting Robo receptors, potentially treating various neurological and cancer conditions.
Researchers have obtained the highest-resolution structure of the fungal protein Hsp104, a hexameric AAA+ protein that helps repair misfolded proteins. The study's findings reveal a helical structure for Hsp104 hexamers, contrary to previous beliefs, and provide new insights into its function.
Researchers used cryo-EM to visualize the dynamic process of substrate processing in the human proteasome at unprecedented resolution, revealing single magnesium ions bound to ATP and ADP. The study provides novel insights into the complete cycle of substrate processing and suggests distinct modes of ATP hydrolysis.
Scientists at Cardiff University used x-ray crystallography and computer simulation to study the binding of viruses to cells. They found that adenoviruses can bind weakly to a different entry receptor called CAR, previously undiscovered mechanism.
Researchers have discovered a way to block the VCC-1 enzyme, which disables a new antibiotic resistance gene found in benign Vibrio cholerae strains. The discovery uses Avibactam, a US FDA-approved combination drug, to effectively combat the resistant bacteria.
Researchers at Oak Ridge National Laboratory have developed a novel crystallization method to capture carbon dioxide directly from the air using neutron scattering. Additionally, geospatial scientists have created a classification model that can quickly collect and store large amounts of data from social media platforms to detect power...
Researchers at IRB Barcelona achieved the first stable simulations of DNA crystals, providing detailed atomic descriptions of their properties. This accomplishment allows for optimized crystallization conditions and protocols for biophysicists and computational physicists/chemists.
Researchers discovered a new class of complex folding molecules that form spontaneously without evolution or design. The molecules' unique structure suggests that complexity can emerge on its own, potentially revolutionizing our understanding of molecular folding and the origin of life.
A team of scientists has located the body's largest cell receptor, a mysterious structure that plays a crucial role in vitamin B12 absorption. The discovery, published in Nature Communications, sheds light on why people with specific genetic changes struggle to absorb the essential nutrient.
A team from Osaka University has made a groundbreaking discovery using non-cryogenic crystals to analyze protein conformational changes and thermodynamic properties. This breakthrough technique allows for precise temperature control, providing valuable insights into the structure and function of enzymes.
Researchers have identified a new type of T cell called phospholipid-reactive T cells that recognize phospholipids, which can stimulate them or prevent glycolipids from reaching the surface of cells. This balance is crucial for maintaining homeostasis in the immune system.
The study reveals the molecular mechanisms of phytochromes, which convert light into cellular information, and their potential applications in oncology and genetic disease treatment. Understanding these proteins can help develop non-invasive imaging techniques and light-controlled tools for medical applications.
Researchers have determined the structure of an enzyme that helps remove excess cholesterol from the body. A small molecule stimulates LCAT enzyme action, showing promise for treating heart and kidney disease. The study paves the way for potential new therapeutics.
The Flow Focusing technology has increased data acquisition per second in XFEL analysis, allowing for ultra-rapid and powerful X-ray pulses. GDVN technology has enabled the efficient transmission of protein microcrystals, enabling Serial Femtosecond Crystallography and revolutionizing molecular biology research.
Research reveals that a genetic mutation in Filamin A protein impairs cellular force transmission, leading to valvular heart disease. The study provides new insights into the molecular mechanisms of the disease and paves the way for developing new treatments.
Using 3D crystallography, researchers at Nagoya Institute of Technology study how particles shape up metal composites. They found that controlling particle distribution can improve the composite's strength and ductility, leading to better materials for applications like bridge suspension wires.
Researchers have developed a faster and simpler technique to analyze the structures of small molecules, reducing the time needed for X-ray crystallography. This new method, microcrystal-electron diffraction (MicroED), allows scientists to study small-molecule structures at high resolution in under 30 minutes.
A team of researchers has fully unveiled the sophisticated mechanism of bacterial toxins, including the Tc toxin complex used by the plague bacterium and other germs. The study reveals a molecular gatekeeper that controls the poison's exit, offering new insights for developing innovative therapies to combat bacterial infections.
A new method for measuring crystal response to electric fields was developed by an international scientific team from Peter the Great Saint-Petersburg Polytechnic University. The technique helps improve existing and create new functional materials.
Researchers at Rice University have discovered the structure of the condensin protein complex, a ring-shaped protein that helps condense chromosomes. The finding settles a long-standing controversy over the mechanism by which the complex wrangles DNA, and provides insight into its activity during mitosis and cell life cycles.
Researchers have discovered the mechanism by which Mycoplasma genitalium adheres to human cells, a crucial step in bacterial infection and disease development. The study reveals the three-dimensional structure of the P110 adhesin protein interacting with sialic acids on human cell surfaces.
Scientists at Martin-Luther-Universität Halle-Wittenberg have isolated a membrane protein from E. coli bacteria and shed light on its molecular structure. The study reveals how the bacterium manages to rid itself of antibiotics by using a pump mechanism, providing insights into the development of resistance.
Researchers at Newcastle University have identified a naturally occurring antibiotic called kanglemycin A that is effective against rifampicin-resistant Tuberculosis. The compound was found to bind to the same groove as rifampicin but with extended structures, allowing it to maintain its affinity and inhibit the bacteria.
Researchers have identified a naturally occurring antibiotic called kanglemycin A that is effective against Mycobacterium tuberculosis, including drug-resistant strains. The compound maintains its activity by binding to bacterial RNA polymerase and preventing RNA production.
Researchers discovered that GTPases like EF-Tu can exist in a mixture of structures, rather than being fixed as 'on' or 'off'. This flexibility may help develop targeted drugs for bacterial infections and cancer treatment.
The FAT10 protein has a unique structure with two domains and a flexible linker, allowing it to regulate degradation in an efficient manner. This finding has significant implications for potential cancer therapies, as FAT10's presence is associated with aggressive tumor growth.
A team of Japanese scientists has demonstrated a method to produce novel light beams from synchrotron radiation, enabling the generation of X-ray vector beams. This breakthrough could pave the way for new applications in X-ray diffraction, scattering, and absorption/emission spectroscopy.
MIT researchers create a new technique to alter membrane proteins, making them more accessible for structural studies. The QTY code allows for the substitution of hydrophobic amino acids with hydrophilic ones, enabling water-soluble proteins that can be analyzed using X-ray crystallography or NMR.
Jianhan Chen is studying intrinsically disordered proteins (IDPs) with flexible 3D structural properties, which account for about one-third of all eukaryotic proteins. His project aims to develop computational methods to simulate flexible proteins and explore the fundamental principles of their structural disorder's effect on function.
Russian scientists propose a new classification of symmetry groups in crystal space, considering geometric limitations on atomic arrangement. The approach determines forbidden regions with specific spatial symmetries, classifying 230 groups into 33 classes.
Scientists synthesized multi-layered copper and nickel nanowires to study their magnetoresistance properties, which could lead to more accurate compasses, radiation monitors, and electronic devices. The study found a nonlinear relationship between the nanowire length and the number of layers.
A new Northwestern Medicine study identified a trigger for some fibrotic diseases and an experimental compound to treat it. The compound, T53, reversed abnormality in three different mouse models of fibrosis, suggesting a novel approach to treat the disease.
Researchers at Osaka University have discovered a new mechanism of attachment for ETEC bacteria, leading to the development of anti-adhesion agents that can prevent bacterial binding without destroying the bacteria. These agents offer a novel treatment approach that may serve as an alternative to antibiotics.
Researchers reveal curcumin binds to and inhibits DYRK2, impairing cell proliferation and reducing cancer burden. Curcumin's effectiveness may be limited due to its rapid expulsion from the body.
A research team has used an integrated structural biological approach to elucidate the maturation of a cancer-causing microRNA in gene regulation. Understanding this process may help develop new therapies for cancer treatment.
Researchers at Mayo Clinic have discovered how the DNA repair protein 53BP1 relocates to chromosomes to fix damage, using RNA molecules as an off/on switch. This finding could lead to new therapies for ovarian cancer by targeting a specific protein called TIRR.
Researchers have identified TLK2 enzyme as a key player in several diseases, including breast cancer and intellectual disability. The study suggests that inhibiting the enzyme may be an effective therapy approach.
Researchers at FAU have successfully developed proteins that function like a shuttle to release medication directly in the body where it's needed. This breakthrough could enable targeted and tissue-specific administration of medication in future, potentially lowering doses and reducing side effects.
The study reveals that ATP binding induces ClpB ring formation and hydrolysis causes significant structural changes between round, spiral, and twisted-half-spiral conformations. The results clarify individual roles of AAA1 and AAA2 domains in the disaggregation reaction.
Researchers discovered Acinetobacter baumannii attaches to plastic medical devices using its 'fingers' to form biofilms. Developing antibodies that prevent bacterial attachment could help reduce pathogen spread in hospitals.
Researchers from the University of Virginia have established new guidelines for scientists mapping out the body molecule by molecule to better understand how cells use metals. The guidelines aim to prevent pitfalls that could compromise work in X-ray crystallography, a technique used to reveal small molecular structures.
A recent study published in Nature Communications has found that ebselen can correct many of the toxic characteristics of a protein causing some cases of hereditary motor neurone disease (MND). The drug-molecule can restore important steps in the SOD1 assembly process, potentially preventing neuronal cell death.
Researchers at the University of Zurich have discovered the molecular structure of a cellular valve, which plays a crucial role in regulating cell volume. The study reveals potential approaches for treating conditions such as cerebral ischemia, stroke, and cancer by targeting this protein.
A team of researchers used computational simulations to gain insights into how an enzyme activates and shuts off phospholipid production. The study's results could help understand why small changes in the enzyme lead to conditions like blindness and dwarfism.
Researchers at Nagoya University have successfully determined the crystal structure of the gastric proton pump, a key enzyme in stomach acid secretion. The study sheds light on how the pump expels hydrogen ions into the stomach despite its acidic environment.
The study reveals that a slight change in the substrate can practically stop an enzyme reaction. Computational design of a new variant was successfully produced and tested, demonstrating the method's accuracy and potential for future research.
Kansai researchers successfully synthesized hexa-peri-hexabenzo[7]helicene, the first helically twisted chiral graphene. The discovery offers promising applications in nanomechanics and has unique electronic structure properties.
Researchers propose a new approach to estimate degree of similarity between coordination polyhedra and reference polyhedra. The method is tested on over 400 crystalline structures and demonstrates its consistency with structural crystal chemistry theorems.
A new method has been developed to determine the crystal structures of organic salts, significantly speeding up the development of medications. This breakthrough is expected to reduce the time and cost associated with screening organic salts, leading to a faster discovery of effective pharmaceutical ingredients.
A Master's student at FAU has developed a method to assign blue-green algae fossils to specific species using crystallography. By comparing fossil structures with microfossils, researchers found that blue-green algae have a less structured pattern with many misorientations in crystals.
The study confirms that GTP-bound Ras proteins do not have hydrogen atoms in their phosphate groups, a crucial assumption challenged by recent neutron diffraction analyses. This discovery has significant implications for understanding cancer treatment and the role of Ras protein in tumour formation.
The Protein Society has awarded three researchers with prestigious prizes: Jane and Dave Richardson, Yifan Cheng, and Susan Marqusee. The winners have made groundbreaking contributions in protein structure determination, cryo-EM, and protein folding. Their work has significantly advanced our understanding of biology.
The Protein Society has awarded Minfei Su and Chang-Ting Lin the 'Best Paper' award for their research on autophagy, a critical process in eukaryotic cells. The winners' work investigates the structural and thermodynamic details of protein interactions, shedding light on cellular homeostasis and evolution.
Cyanobacterial clock proteins were found to dictate their function through internal motions, providing important mechanistic insights into biological timekeeping. This discovery has implications for understanding circadian clocks in eukaryotic organisms, such as animals and humans.
Researchers at UC San Francisco have uncovered the architecture of the spindle pole body in yeast, shedding light on its function and potential connections to human centrosomes. The study reveals that the Spc110 protein plays a crucial role in the SPB's structure and may provide a binding surface for its architecture.
A recent neutron analysis of glaucoma drugs and their interaction with human carbonic anhydrase II (hCA II) enzyme revealed the impact of temperature, pH, and electrical charge on drug targeting. The study provides new information about hydrogen-bonding networks in hCA II, which may aid in designing more effective cancer treatments.
A new study uses computer-based models to identify mechanisms used by bacterial spores to evade extreme temperatures, chemicals, and radiation. The researchers determined the optimal conditions for killing harmful bacteria, revealing a unique 'freeze-dried' state that protects the DNA machinery.