Biological samples studied with intense X-rays at free-electron lasers are destroyed within nanoseconds after they are exposed. Because of this, the samples need to be continually refreshed to allow the many images needed ...
General Physics
Feb 28, 2017
0
14
An international team of scientists has used high-intensity X-ray pulses to determine the structure of the crystalline protein envelope of an insect virus. Their analysis reveals the fine details of the building blocks that ...
General Physics
Feb 13, 2017
0
24
Chemists at Carnegie Mellon University have demonstrated that synthetic nanoparticles can achieve the same level of structural complexity, hierarchy and accuracy as their natural counterparts - biomolecules. The study, published ...
Bio & Medicine
Jan 23, 2017
1
1565
Breast cancer researchers from the Florida campus of The Scripps Research Institute (TSRI) have developed a novel approach for identifying how chemicals in the environment—called environmental estrogens—can produce infertility, ...
Biochemistry
Dec 29, 2016
0
271
Using powerful new tools, scientists from the RIKEN SPring-8 Center and collaborators have demonstrated how bacteriorhodopsin, a "proton pump", uses light to transport protons across the cell membrane to create a charge difference ...
Analytical Chemistry
Dec 22, 2016
3
21
Twinning is a crystal-growth disorder in which the specimen is composed of distinct domains whose orientations differ but are related in a particular, well-defined way. Twinning, which is a known problem in protein crystallography, ...
Condensed Matter
Dec 15, 2016
0
7
(Phys.org)—A team of researchers with UT Southwestern Medical Center and the University of Chicago has developed a new imaging technique that may give scientists a relatively simple means to unravel which parts of proteins ...
An international team of more than 20 scientists has inadvertently discovered how to create a new type of crystal using light more than ten billion times brighter than the sun.
General Physics
Sep 12, 2016
1
25
Neutron crystallography is an important complementary technique to X-ray crystallography since it provides details of the hydrogen atom and proton positions in biological molecules. Furthermore, as neutrons are a non-destructive ...
Analytical Chemistry
Sep 7, 2016
0
8
Researchers have made the first-ever detailed, atomic-level images of a peroxiredoxin, which has revealed a peculiar characteristic of this protein and might form the foundation for a new approach to antibiotics.
Biochemistry
Sep 1, 2016
0
51
