Scientists studying a COVID-19 coronavirus enzyme at temperatures ranging from frosty to human-body warm discovered subtle structural shifts that offer clues about how the enzyme works. The findings, published in IUCrJ, the ...
Cell & Microbiology
Aug 17, 2022
0
60
Tetraphenylammonium, with all four hydrogens of ammonium (NH4+) replaced with benzene rings, has neither been discovered in nature nor chemically synthesized, calling into question whether it could exist. Here, we succeeded ...
Analytical Chemistry
Jun 3, 2022
0
122
Pharmaceuticals, plastics, and other industries use enzymes to help synthesize molecular feedstocks. Enzymes taken straight from microbes such as bacteria are often not optimal for industrial use; one issue is that they often ...
Biochemistry
Apr 8, 2022
0
88
A new study published in PeerJ uses modern methods to understand the preservation of unique ichthyosaur fossils. Two new ichthyosaur specimens—one complete animal and one tail—are the first to preserve outer body shape ...
Paleontology & Fossils
Apr 7, 2022
0
1457
The structure of the protective armor of superbug C. difficile has been revealed for the first time, showing the close-knit yet flexible outer layer, which resembles chainmail. This assembly prevents molecules getting in ...
Cell & Microbiology
Feb 25, 2022
0
46
Acute myeloid leukemia (AML), the American Cancer Institute estimates, will affect more than 20,000 Americans this year and kill more than 11,000 of them. Many of those who are treated with intensive chemotherapy or stem ...
Biochemistry
Feb 11, 2022
0
26
Zeolites, which are crystalline porous materials, are very widely used in the production of chemicals, fuels, materials, and other products. So far, zeolites have been made as 3D or 2D materials. This has changed with the ...
Nanomaterials
Jan 21, 2022
0
247
Francis Crick, who famously co-discovered the shape of DNA, once said: "If you want to understand function, study structure." Many decades later, this remains a tenet of biology, chemistry, and materials science.
Analytical Chemistry
Jan 19, 2022
0
85
Chemists have come to a deeper understanding of how photosynthetic bacteria convert light into chemical energy and discovered why one step in the process may be more robust than previously realized, according to a new study ...
Biochemistry
Dec 16, 2021
0
110
The initials BRCA2 may be best known for a gene associated with many cases of breast cancer, and the protein encoded by the BRCA2 gene is critical to repairing breaks in DNA.
Molecular & Computational biology
Aug 13, 2021
0
289
