A simple statistical test shows that contrary to current practice, the "gaps" within DNA protein and sequence alignments commonly used in evolutionary biology can provide important information about nucleotide and amino acid ...
Evolution
Aug 16, 2022
3
591
New North Carolina State University research shows progress in gathering information on an important—yet difficult to characterize—human gut bacterium called Bifidobacterium, which is used in many probiotics that help ...
Cell & Microbiology
Jul 18, 2022
0
90
For the function of many biomolecules, their three-dimensional structure is crucial. Researchers are therefore not only interested in the sequence of the individual building blocks of biomolecules, but also in their spatial ...
Biotechnology
Jul 8, 2022
1
157
Nitriles, a class of organic molecules with a cyano group—that is, a carbon atom bound with a triple unsaturated bond to a nitrogen atom—are typically toxic. But paradoxically, they are also a key precursor for molecules ...
Astronomy
Jul 8, 2022
1
641
Events of gene fusion have been reported in several organisms. However, the role of gene fusion as part of new gene origination remains unknown. Evolutionary new genes, fused from more than two parental genes, can duck out ...
Plants & Animals
Jun 27, 2022
0
7
When cells reproduce, the internal mechanisms that copy DNA get it right nearly every time. Rice University bioscientists have uncovered a tiny detail that helps understand how the process could go wrong.
Cell & Microbiology
May 9, 2022
0
368
Scientists at Scripps Research have unveiled a new software tool for studying RNA (ribonucleic acid) molecules, which have a host of critical roles in organisms. The open-source app, "Pytheas," described May 3, 2022, in Nature ...
Biotechnology
May 3, 2022
0
105
A new study led by Imperial College London finds that drug-resistant mold is spreading from the environment and infecting susceptible people's lungs.
Cell & Microbiology
Apr 25, 2022
0
40
Two studies provide a radically new picture of how bacterial cells continually repair damaged sections (lesions) in their DNA.
Molecular & Computational biology
Mar 30, 2022
0
32
When talking about caribou, most people probably think of some version of Santa Claus's reindeer. Although real-life reindeer sadly do not exhibit any of the fantastical traits associated with helping Santa deliver gifts ...
Plants & Animals
Mar 21, 2022
0
3
