Nearly all life, from bacteria to humans, uses the same genetic code. This code acts as a dictionary, translating genes into the amino acids used to build proteins. The universality of the genetic ...

There are few hard and fast rules in the study of life, but perhaps the closest we get is the central dogma of molecular biology: DNA is transcribed to RNA, which gets translated into proteins. The ...

The genetic code is the recipe for life, and provides the instructions for how to make proteins, generally using just 20 amino acids. But certain groups of microbes have an expanded genetic code, in ...

The genetic code deterministically maps the 64 possible codons to 20 amino acids, as well as to ”START” and ”STOP” signals. This universal codon-amino acid mapping (C-AAM) is conserved across almost ...

A new study reveals all five fundamental nucleobases—the molecular "letters" of life—have been detected in samples from the asteroid Ryugu. Asteroid particles offer a glimpse into the chemical ...

We developed a strategy to repurpose rare codons in mammalian cells, enabling the simultaneous incorporation of up to five distinct noncanonical amino acids into a single protein. By avoiding previous ...

A new study reveals all five fundamental nucleobases – the molecular “letters” of life – have been detected in samples from the asteroid Ryugu. Asteroid particles offer a glimpse into the chemical ...

The genetic code is central to life. With minor variations, everything uses the same sets of three DNA bases to encode the same 20 amino acids. We have discovered no major exceptions to this, leading ...