Proving the genetic code's flexibility

A, C, G and T - stand in for the four chemical bases that store information in DNA. A sequence of these same four letters, repeating in a particular order, genetically defines an organism. Within the genome sequence are shorter, ...

Seagrass genome sequence lends insights to salt tolerance

To mitigate carbon emissions in the atmosphere, researchers have turned to sinks—reservoirs that accumulate and store carbon such as tropical rainforests, but also including a variety of terrestrial plants as well as oceans. ...

Uncovering hidden microbial lineages from hot springs

Although global microbial populations are orders of magnitude larger than nearly any other population in, on or around the planet, only a fraction has been identified thus far. The U.S. Department of Energy (DOE) is seeking ...

Dirty, crusty meals fit for (long-dormant) microbes

In deserts and other arid lands, microbes often form very thin top layers on soil known as biocrusts, which behave a bit like Rip Van Winkle. He removed himself from a stressful environment by sleeping for decades, and awoke ...

Unearthing cornerstones in root microbiomes

Like the tip of an iceberg, a plant sprouting from the soil barely hints at what lies beneath. At the nexus where roots and soil intersect are thriving microbial communities that play important roles in plant health and growth. ...

The most complete functional map of an entire enzyme family

Researchers at two Department of Energy-funded Scientific User Facilities collaborated with one of three Bioenergy Research Centers to develop and analyze high-resolution crystal structures of an enzyme from the cellulose-degrading ...

Longer DNA fragments reveal rare species diversity

A challenge in metagenomics is that the more commonly used sequencing machines generate data in short lengths, while short-read assemblers may not be able to distinguish among multiple occurrences of the same or similar sequences, ...

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