Related topics: protein

New dual recognition mechanism discovered in tuberculosis

One third of the world's population is infected with Mycobacterium tuberculosis (MTB), which leads to tuberculosis (TB), a leading cause of death world-wide. A new discovery, led by a team of researchers from Case Western ...

Physics of gene transcription unveiled

(PhysOrg.com) -- A research team has made precise measurements of where and how RNA polymerase encounters obstacles while it reads nucleosomal DNA.

Spying on a cellular director in the cutting room

Like a film director cutting out extraneous footage to create a blockbuster, the cellular machine called the spliceosome snips out unwanted stretches of genetic material and joins the remaining pieces to fashion a template ...

Scientists crack mystery of protein's dual function

Researchers at The Scripps Research Institute have solved a 10-year-old mystery of how a single protein from an ancient family of enzymes can have two completely distinct roles in the body. In addition to providing guidance ...

Raising the alarm when DNA goes bad (w/ Video)

Scientists have known for a long time that when DNA is damaged, a key enzyme sets off a cellular "alarm bell" to alert the cell to start the repair process, but until recently little was known about how the cell detects and ...

Protein complex key in avoiding DNA repair mistakes, cancer

As the body creates antibodies to fight invaders, a three-protein DNA repair complex called MRN is crucial for a normal gene-shuffling process to proceed properly, University of Michigan research shows.

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