Articles tagged with Molecular Structure
Scientists have solved the puzzle of trans 1,3-butadiene's electronic-structural dynamics using ultrafast laser spectroscopy. The research reveals an ultrafast competition between ethylenelike and polyenelike dynamics in butadiene.
Researchers have designed and synthesized molecules that can interact together to assemble complex molecular structures at the nanoscale. By mimicking biological self-assembly processes, chemists can learn new methods of chemical synthesis for nano/micro-structures.
A team of researchers has found that RNA molecules recognize specific 3D shapes to condense into the same droplet. This mechanism is essential for forming RNA-protein condensates that may serve as 'crucibles' for enhancing biological reactions. The discovery provides insight into the formation of liquid droplets in cells and their pote...
Herbert Edelsbrunner, a mathematician and computer scientist at IST Austria, has been awarded an ERC Advanced Grant for his work on topological data analysis. He will develop a unified theory of alpha shapes, wrap complexes, and persistent homology to broaden and deepen the existing field.
Researchers at Dartmouth College developed a smart ink that allows for the creation of shape-changing and color-shifting objects through 3D printing. The innovation uses intelligent molecular systems to transform the structure and function of the printed material.
A team of researchers has observed unexpected rotational motion of hydrogen molecules within a molecular cage, which could lead to breakthroughs in hydrogen storage materials. The study provides fundamental insights into the behavior of quantum-influenced particles trapped in well-defined spaces.
The researchers used cryo-electron microscopy to provide a high-resolution view of the NuA4/TIP60 complex. The structure reveals that Tra1/TRRAP serves as a scaffold for NuA4/TIP60 assembly and that human TRRAP mutations are largely centered on interaction surfaces mediating this assembly.
Researchers at Tokyo University of Agriculture and Technology have developed a cell-sized mold to create gelatin gels that are 10 times stiffer than regular gels. The findings reveal that the increase in β sheet structure from interaction with lipid membranes is the key factor behind this increased stiffness.
Researchers at Ruhr-University Bochum aim to optimize the Density Matrix Renormalization Group method to predict properties of complex molecules. The goal is to tailor molecules for specific applications, enabling more accurate simulations and cost-effective synthesis.
A new X-ray laser method solves the phase problem for solution scattering, allowing scientists to visualize molecular structures in detail. This improvement will enable researchers to study viruses and other biological molecules more effectively, providing critical information about their internal density variations.
Berkeley Lab researchers generate 3-D images of 129 DNA structures, revealing the dynamics and flexibility of DNA origami particles. The method used provides a new strategy for improving control over large DNA scaffolds by redesigning DNA sequences near joints to stiffen the structure.
Researchers developed a printing technique combining molecular self-assembly with additive manufacturing to create complex biological structures. This allows for the study of biological scenarios such as cancer growth and immune cell interactions, potentially leading to new drug development.
Researchers propose a new method to solve the complex many-particle Schrödinger equation, enabling accurate electronic energies and advancing fields like drug discovery and nuclear physics. The approach merges deterministic and stochastic methods to identify key wave function components.
A new study develops an innovative simulation model to predict the three-dimensional conformation of ribonucleic acid molecules, overcoming limitations of existing models. The model shows promising results in predicting RNA structures, with potential implications for basic research and medical therapies.
Researchers have accurately determined the molecular structure of alpha-pinene in its gas phase. This breakthrough analysis can help scientists better detect and understand how alpha-pinene reacts with other gases in the atmosphere, producing pollutants and particles that affect health and climate.
Researchers at Van Andel Research Institute have determined the atomic-level structure of TRPM4, a protein responsible for regulating blood flow to the brain. The 'crown-like' structure reveals new facets of its makeup and provides a molecular blueprint for designing effective medications with fewer side effects.
The German Research Foundation will fund TRR 83 for a further four years to study biological membranes and their functions. Biological membranes with proteins and lipids mediate various functions, from barriers to signal transduction platforms.
Researchers discovered two primary forces at play: hydrogen bonds and phase segregation, which strengthen or weaken each other. The study improves understanding of polymer structure formation, enhancing knowledge about self-healing materials and protein structures.
The Donald Danforth Plant Science Center has received a $3.4 million grant from the National Science Foundation to develop novel methods for predicting a plant's phenotype and precisely manipulating plant architecture traits in maize. The project aims to enhance yield potential and address the plateaued yields in recent years.
Researchers from RUDN University refined understanding of synthetic toxin causing mutations in lionfish embryos. Using X-ray diffraction and NMR analysis, they determined the molecule's spatial structure, contradicting earlier interpretation.
Researchers at RUDN University developed a new complex mercuric compound with unusual structure using non-covalent interactions. The compound can be used to create molecular machines, which are molecules capable of mechanical work.
Researchers used microwave spectroscopy to analyze the structure of a single molecular motor, revealing its stator, rotor, and axle. The study provides insight into the motor's dynamics and opens up possibilities for studying nano-machines in action.
Researchers at Trinity College Dublin have developed 'molecular cages' that can boost reactivity and storage capacity, offering promise for energy conversion and bio-sensing applications. The new material's enormous internal surface area makes it ideal for encapsulating molecules with specific functions.
A team of researchers led by Carnegie Mellon University chemist Roberto R. Gil and Universidade Federal de Pernambuco chemist Armando Navarro-Vázquez has developed a program that automates the process of figuring out a molecule's three-dimensional structure, reducing human error and shortening the pipeline of drug discovery.
Scientists at the University of Vienna created a hybrid carbon system with graphene sheets enclosing fullerenes. This setup allows for the observation of fullerene diffusion and rotation within the graphene sandwich, providing new insights into molecular dynamics.
A 10-year Lassa virus research project has yielded structural and functional details of a key viral surface protein, which could help advance development of Lassa vaccines. The study provides the first detailed view of the Lassa glycoprotein precursor complex bound to a human neutralizing antibody.
Researchers at Kanazawa University have developed a compound that selectively captures n-alkane gas molecules with its color change, indicating a special ability to distinguish configuration of guest molecules. The compound's properties were evaluated in solid/gas interfaces, showing excellent separation efficiency and recyclability.
Researchers at the University of Basel and Paul Scherrer Institute have produced a wafer-thin ferrimagnet by arranging phthalocyanine molecules on a gold surface in a checkerboard pattern. The material exhibits two-dimensional magnetic properties, making it suitable for applications such as sensors and quantum computing.
Chemists at Ruhr-University Bochum developed a new terahertz calorimetry technique to map changes in water molecules around solutes. This method allows for real-time analysis of hydration shells and can be applied to complex systems like enzymes for drug design.
Researchers at OIST created self-assembling molecules that can be rearranged by ultraviolet light to form novel macroscopic structures. This breakthrough enables the creation of exotic nanostructures with tailored functions, holding potential for biological and pharmaceutical applications.
Researchers at FAU have successfully assembled and tested conductors and networks made of individual molecules. The 'Lego bricks' can fabricate the smallest nanostructures under precision-controlled conditions, opening up possibilities for optoelectronic applications.
Researchers at Sandia National Laboratories have made a breakthrough in converting lignin, plant waste from biofuel production, into useful products like renewable plastics and fabrics. The discovery of LigM enzyme has opened a path toward new molecules and marketable products, potentially making biofuels competitive with petroleum.
Researchers at Northwestern University developed a new method, GAMERS, to extract the static and dynamic structure of complex chemical systems. This four-dimensional coherent spectroscopic method reveals hidden features of molecular structure, enabling insights into quantum phenomena and potential applications in solar cells.
Researchers found that modifying molecule structure can influence crystallization path, leading to better control over materials assembly. The discovery may lead to improved design of pharmaceuticals, energy technologies, and food products.
Researchers capture snapshots of electronic structure during a transient state of a reaction using femtosecond pulses of X-ray light on a tabletop apparatus. The study provides insights into the ring-opening reactions of cyclic molecules, relevant to photobiological synthesis and optoelectronic technologies.
Researchers at Kyoto University discovered that nanocages facilitate the fast folding and stability of G-quadruplexes, a type of biomolecule. This breakthrough has potential applications in understanding diseases, cancers, and allergies, as well as developing new drug treatments.
Berkeley Lab researchers develop first 3-D atomic-scale model of P22 virus that identifies critical protein interactions crucial for its stability. The successful rendering allows peeking inside the virus' protein coats at resolution.
Researchers at Dartmouth College have developed a 3D printing method to transform microscopic nanorings into smart materials that perform work at human-scale. The new technique enables the creation of complex smart devices beyond current grasp, with potential applications in soft robots and other tasks.
Researchers at Forschungszentrum Jülich develop a method to mix molecules with opposing intermolecular interactions, creating tailored surface structures. The technique enables the controlled production of active layer systems, which are crucial for organic electronics applications.
The LOH-Theory suggests that amino-acids and primitive organisms arose in semi-liquid water systems saturated with functional organic substances, allowing for exothermal and thermodynamically feasible syntheses. The theory is supported by analyses of available literature and paleontological data on the origins of life on Earth.
Researchers developed predictive models that accurately anticipate the smell of molecules based on just a handful of features, outperforming traditional methods. The DREAM Olfaction Prediction Challenge demonstrated the potential for crowdsourced competition to advance our understanding of scent perception.
Researchers design a pod-like casing with liquid-crystal elastomers and molecular switches, demonstrating the ability to produce powerful movement at the molecular level. The device uses light-triggered re-arrangement of molecular switches to drive twisting helices in opposing directions, resulting in the bursting of the casing.
Researchers developed a computational method that allows for controlled fabrication of tiny electrical wires and other nanomaterials. By analyzing intermolecular interactions, the team was able to predict the outcome of molecular self-assembly with high accuracy, leading to potential breakthroughs in device manufacturing.
Scientists developed a generative neural network to create new pharmaceutical medicines with specific properties. The network, trained on millions of molecular structures, identified 69 potential anticancer compounds and hundreds more using a powerful extension of the method.
Researchers developed machine learning algorithms to reconstruct 3D protein structures using microscopic images, enabling faster discovery of new drugs for diseases like Alzheimer's and cancer. The approach eliminates prior knowledge requirements, making it possible to study previously inaccessible proteins.
Researchers at the University of Lincoln have determined the molecular structure of a new antibiotic, teixobactin, which holds promise in tackling drug-resistant bacteria. The discovery reveals that the antibiotic's disordered structure is essential for its biological activity, providing insight into how to produce effective derivatives.
A study by the UPV/EHU and University of Bologna has resolved a discrepancy in a biological system through accurate characterization using microwave spectroscopy. The research targets the 2-hydroxypyridine/2-pyridone model system, where different structures coexist under the same molecular formula.
Researchers at Johns Hopkins University successfully created DNA nanotube bridges that connected two molecular landmarks on the surface of a lab dish. This breakthrough could lead to the development of new medical devices and technologies that can communicate directly with cells, potentially revolutionizing the field of nanotechnology.
Researchers at Nagoya University have synthesized stable antiaromatic nickel norcorroles and investigated their interactions, revealing face-to-face interactions that form a triple-decker structure with aromatic characteristics. The resulting materials exhibit nonlinear optical properties and potential applications in optoelectronics.
Researchers study organizing principles behind high Z' crystal structures to understand material properties like solubility and bioavailability. By analyzing complex structures, they identify organization principles tied to chemical molecule details.
Researchers have finally captured water molecules passing excess charges, revealing the Grotthuss mechanism. This process is crucial for understanding water's behavior in biological and industrial settings.
Scientists used cutting-edge imaging and computational tools to decipher the assembly process of ribosomes, revealing multiple routes for assembly and parallel pathways. This discovery has significant implications for understanding diseases and developing safer medicines.
Researchers at Argonne National Laboratory capture atomic and electronic arrangements within a metalloporphyrin molecule using ultrafast X-rays. The study reveals an extremely short-lived transient state that lasts only a few hundred femtoseconds, which is crucial for the development of solar fuels.
Researchers at MIT deciphered the structure of a long noncoding RNA and found that it interacts with a protein to control heart muscle cell development. The study reveals the importance of RNA structure in understanding its function, which could lead to new therapeutic approaches for cardiovascular disease.
A team of researchers has discovered the three-dimensional structure of infectious prions, revealing a four-rung β-solenoid architecture that allows for replication. This finding rules out existing theories and proposes a novel templating mechanism involving protein-protein interactions.
Researchers have gained structural insights on a key protein from Aedes aegypti, the mosquito species most often linked to Zika. The study suggests compounds targeting this protein could kill mosquitoes and reduce cases of Zika and other illnesses.
Researchers at Berkeley Lab create a nanoscale display case to reveal new structural details for challenging molecules, including complex compounds and potential drugs. The new technique stabilizes molecules in sturdy structures, enabling precise X-ray views of their atomic structure.
Scientists at the University of Maryland School Medicine have elucidated details about synaptic transmission, a crucial aspect of brain function. They discovered an unexpected and precise pattern in neurotransmission using single-molecule imaging, revealing the core architectural structure of synapses.
A new study confirms the existence of polymorphs in nanomaterials, revealing two unique structures for gold nanocluster Au144(SR)60. This discovery opens up new avenues for designing nanoparticles with desired properties, paving the way for more efficient materials and applications.
Researchers used RNA simulations to understand how viruses fold into specific shapes, offering potential targets for treating retroviral diseases. The study's findings provide valuable information on the thermodynamic stability of RNA molecules and their behavior in different environments.