News tagged with protein crystals

Crystal structure of archael chromatin clarified in new study

Researchers at the RIKEN SPring-8 Center in Harima, Japan, have clarified for the first time how chromatin in archaea, one of the three evolutionary branches of organisms in nature, binds to DNA. The results offer valuable ...

Chemistry / Biochemistry

created Mar 07, 2012 | popularity 5 / 5 (1) | comments 0

More effective method of imaging proteins

Using a unique facility in the US, researchers at the University of Gothenburg have found a more effective way of imaging proteins. The next step is to film how proteins work – at molecular level.

Biology / Cell & Microbiology

created Mar 06, 2012 | popularity 5 / 5 (2) | comments 0

X-rays reveal why sea urchins are no easy prey

(PhysOrg.com) -- The spine of a sea urchin is 99.9% chalk, a very common material forming tiny crystals that are very hard but easy to break apart. Scientists have now discovered how these marine animals use ...

Chemistry / Analytical Chemistry

created Feb 14, 2012 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Fastest X-ray images of tiny biological crystals

(PhysOrg.com) -- An international research team headed by DESY scientists from the Center for Free-Electron Laser Science (CFEL) in Hamburg, Germany, has recorded the shortest X-ray exposure of a protein crystal ...

Physics / General Physics

created Jan 05, 2012 | popularity 4 / 5 (4) | comments 5

Researchers learn how pathogen causes speck disease

(PhysOrg.com) -- Researchers have discovered how the structure of a protein allows a certain bacteria to interfere with the tomato plant's immune system, causing bacterial speck disease.

Biology / Biotechnology

created Dec 15, 2011 | popularity not rated yet | comments 0

Finding E. coli’s Achilles heel

(PhysOrg.com) -- Thanks to the work of a Simon Fraser University researcher and two of his students, science is closer to finding a new way of combatting infections caused by Escherichia coli (E. coli) and other related bacteria.

Chemistry / Biochemistry

created Nov 10, 2011 | popularity not rated yet | comments 0

A simple compound with surprising antifreeze properties

A chemical compound used to stabilize particles in suspension has proved capable of controlling the growth of ice crystals. This finding was made by CNRS/Saint-Gobain researchers in France. Surprisingly, the ...

Chemistry / Materials Science

created Oct 25, 2011 | popularity 5 / 5 (3) | comments 0

Pee power: Urine-loving bug churns out space fuel

Scientists on Sunday said they had gained insights into a remarkable bacterium that lives without oxygen and transforms ammonium, the ingredient of urine, into hydrazine, a rocket fuel.

Biology / Cell & Microbiology

created Oct 02, 2011 | popularity 4.8 / 5 (18) | comments 14

Crystal structure shows how motor protein works

The crystal structure of the dynamin protein — one of the molecular machines that makes cells work — has been revealed, bringing insights into a class of molecules with a wide influence on health and disease.

Biology / Cell & Microbiology

created Sep 18, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Crystal clear research

(PhysOrg.com) -- Scientists have successfully created synthetic crystals whose structures and properties mimic those of naturally occurring biominerals such as seashells.

Nanotechnology / Nanomaterials

created Sep 06, 2011 | popularity 4.5 / 5 (4) | comments 1 | with audio podcast

How receptors talk to G proteins

(PhysOrg.com) -- The mechanism by which cells respond to stimuli and trigger hormonal responses, as well as the senses of sight, smell, and taste, has for the first time been brought into focus with the help ...

Chemistry / Biochemistry

created Aug 10, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Study builds on plausible scenario for origin of life on Earth

A relatively simple combination of naturally occurring sugars and amino acids offers a plausible route to the building blocks of life, according to a paper published in Nature Chemistry co-authored by a professor at the Un ...

Chemistry / Biochemistry

created Aug 09, 2011 | popularity 5 / 5 (15) | comments 11 | with audio podcast

Boosting research into new drugs: 'Smart materials' make proteins form crystals

Scientists have developed a new method to make proteins form crystals using 'smart materials' that remember the shape and characteristics of the molecule. The technique, reported today in Proceedings of the National Academy of ...

Chemistry / Materials Science

created Jun 20, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Lasers used to form 3-D crystals made of nanoparticles (w/ video)

(PhysOrg.com) -- University of Michigan physicists used the electric fields generated by intersecting laser beams to trap and manipulate thousands of microscopic plastic spheres, thereby creating 3-D arrays of optically induced ...

Physics / General Physics

created Jun 01, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

New perspectives on ion selectivity

The latest Perspectives in General Physiology series examines the ion selectivity of cation-selective channels and transporters. The series appears in the May 2011 issue of the Journal of General Physiology.

Medicine & Health / Medical research

created Apr 25, 2011 | popularity not rated yet | comments 0