Converting P450 peroxygenase into peroxidase via mechanism-guided protein engineering
Enzyme catalysis is a promising green solution for producing pharmaceuticals, fine chemicals, and biofuels. However, exploring their catalytic promiscuity to expand and enhance the capabilities of enzymes remains challenging......»»
Study deciphers intricate 3D structure of DNA aptamer for disease theranostics
In a study published in PNAS, a research team has resolved the first high-resolution structure of the sgc8c DNA aptamer that targets protein tyrosine kinase 7 (PTK7), engineered two optimal sgc8c variants for disease theranostics efficiently, and rev.....»»
Blue Origin shows off landing mechanism for New Glenn rocket
Blue Origin is aiming to land the first stage of its new rocket in late September, the New Glenn......»»
Discovery of a tRNA modification enzyme that also acts on nucleosides
The genetic information on DNA is transcribed into messenger RNA (mRNA) and translated to the amino acid sequence by transfer RNA (tRNA) on the ribosome. Modified nucleosides within RNA are involved in maintaining and regulating the protein synthesis.....»»
Nano-scale materials that mimic enzymes could convert CO₂ into chemical building blocks
Montana State University researcher James Crawford recently published a collaborative paper with the National Renewable Energy Laboratory that marks a step forward in their quest for what he calls a "holy grail" of chemistry: converting the greenhous.....»»
Scientists uncover the molecular mechanism behind pineapple peel coloration
Pineapple peel coloration, especially the red hue, significantly enhances its commercial and aesthetic value. However, the genetic mechanisms driving this trait are not well understood, complicating breeding efforts for red-skinned varieties......»»
Studies explore converting wastewater to fertilizer with fungal treatment
Creating fertilizers from organic waste can help reduce the consumption of fossil fuels and promote sustainable production. One way of doing this is through hydrothermal liquefaction (HTL), which converts biomass into biocrude oil through a high-temp.....»»
Scientists develop novel iontronic skin with excellent self-healing efficiency and sensitivity
Researchers led by Prof. Zhu Jin at the Ningbo Institute of Materials Technology and Engineering (NIMTE) of the Chinese Academy of Sciences have developed a novel mechano-responsive elastomer, i-DAPU, achieving high-performance iontronic skin that in.....»»
Strategy enhances breakdown strength and polarization in dielectric nanocomposites
Electrostatic capacitors are a key component in high-power pulse equipment, power transmission and transformation engineering, new energy vehicles, and 5G communication. Their capability for ultrafast charging-discharging and ultrahigh power density.....»»
Microbes found to destroy certain "forever chemicals" by cleaving stubborn fluorine-to-carbon bonds
A UC Riverside environmental engineering team has discovered specific bacterial species that can destroy certain kinds of "forever chemicals," a step further toward low-cost treatments of contaminated drinking water sources......»»
Modular design: New insights into protein factories in human mitochondria
The "power plants" of living cells, the mitochondria, probably evolved through endosymbiosis: A bacterium migrated into a primordial cell and eventually developed into an organelle that provides the cell with energy, among other things. Mitochondria.....»»
Study detects the largest methane leak ever recorded in an oil well
An international team of scientists led by Dr. Luis Guanter, UPV professor and head of the LARS Group of the Institute of Water and Environmental Engineering of the Universitat Politècnica de València (IIAMA-UPV), has documented the largest methane.....»»
Scientists develop dual-functional, high-efficiency antimicrobial nanozyme
A research team led by Prof. Gao Lizeng from the Institute of Biophysics of the Chinese Academy of Sciences proposed a bactericidal mechanism based on nanozymes that simulate antimicrobial peptides (AMPs) and antimicrobial enzymes (AMEs) according to.....»»
Defect engineering leads to designer catalyst for production of green hydrogen
Efficient technology for splitting the hydrogen–oxygen bond in water could be the key to producing low-cost, green hydrogen for energy storage at an industrial scale. Green hydrogen is expected to play a significant role in achieving the U.S. Depar.....»»
Snakes on a plate: Pythons touted as protein alternative
In a warehouse in the lush humid farmlands of central Thailand, thousands of pythons lie coiled in containers, rearing and striking at the glass as people pass by......»»
Does the Samsung Galaxy Z Flip 6 have wireless charging?
The Samsung Galaxy Z Flip 6 is an incredible feat of engineering, but can it handle wireless charging? We found out, and give you the lowdown on speeds too......»»
E. coli variant may cause antimicrobial resistance in dogs, humans
Researchers studying antimicrobial-resistant E. coli—the leading cause of human death due to antimicrobial resistance worldwide—have identified a mechanism in dogs that may render multiple antibiotic classes ineffective......»»
Managing exam pressure: Tips for certification preparation
In this Help Net Security interview, Seth Hodgson, SVP of Engineering at Udemy, discusses effective study techniques for cybersecurity certification exams. Hodgson discusses the role of study groups, online forums, and professional networks in certif.....»»
Nano-confinement may be key to improving hydrogen production
Researchers at Lawrence Livermore National Laboratory (LLNL) have discovered a new mechanism that can boost the efficiency of hydrogen production through water splitting......»»
Lab develops smallest free-floating bubbles for medical imaging
Bioengineering researchers at Rice University have developed ultrasmall, stable gas-filled protein nanostructures that could revolutionize ultrasound imaging and drug delivery......»»
Atomically thin transducers could one day enable quantum computing at room temperature
Quantum computers have to be kept cold to function—very cold. These machines generally run at "just a few degrees above absolute zero," says Yoseob Yoon, assistant professor of mechanical and industrial engineering at Northeastern University. "It's.....»»