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image: Ciliates Are Genetic-Code Deviants

Ciliates Are Genetic-Code Deviants

By Karen Zusi | October 1, 2016

Traditional stop codons have a double meaning in the protozoans' mRNA, sometimes calling for an amino acid during translation.

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image: Protozoans Found With No Dedicated Stop Codons

Protozoans Found With No Dedicated Stop Codons

By Karen Zusi | October 1, 2016

Some ciliates use the same trio of nucleotides to code for an amino acid and to stop translation.

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image: Streamlining the <em>E. coli</em> Genetic Code

Streamlining the E. coli Genetic Code

By Karen Zusi | August 18, 2016

Scientists design a bacterial genome with only 57 codons.

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image: Reducing Repetition While Building Biopolymers

Reducing Repetition While Building Biopolymers

By Kate Yandell | January 11, 2016

A free algorithm helps synthetic biologists decide which codons to use to encode repetitive proteins using the least-repetitive DNA sequence possible.

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image: Week in Review: May 19–23

Week in Review: May 19–23

By Tracy Vence | May 23, 2014

Sperm-sex–sensing sows; blocking a pain receptor extends lifespan in mice; stop codons can code for amino acids; exploring the tumor exome

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image: When Stop Means Go

When Stop Means Go

By Ruth Williams | May 22, 2014

A survey of trillions of base pairs of microbial DNA reveals a considerable degree of stop codon reassignment.

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image: Recoding Life

Recoding Life

By Laasya Samhita | January 2, 2014

Rewriting the genetic code can lead to a better understanding of how living cells work, and spawn new biotechnological applications.

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image: Pioneer DNA Researcher Dies

Pioneer DNA Researcher Dies

By Jef Akst | October 2, 2012

Leonard Lerman, who helped elucidate the process from gene to protein, passed away last month at age 87.

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