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Veronika Kivenson

@kivenson

Recoding, genetic code flexibility, archaea, bacteria, microbial metabolism, and the microbiome

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08.11.2024
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Latest posts by Veronika Kivenson @kivenson

One of the most unexpected observations was that this code appears sporadically across the Archaea, and likely arose multiple independent times in different lineages. & a huge thank you to coauthors, it was a great experience to work w. you & esp. grateful to Jill Banfield @banfieldlab.bsky.social .

23.11.2025 19:33 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

We found the first alternative genetic code in archaea. TAG codons are reassigned from stop to pyrrolysine (Pyl) and this is not restricted to a few proteins, rather it is a distinct genetic code.

23.11.2025 19:25 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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An archaeal genetic code with all TAG codons as pyrrolysine Multiple genetic codes developed during the evolution of eukaryotes and bacteria, yet no alternative genetic code is known for archaea. We used proteomics to confirm our prediction that certain archae...

New paper out: An archaeal genetic code with all TAG codons as pyrrolysine: www.science.org/doi/10.1126/...

23.11.2025 19:22 πŸ‘ 59 πŸ” 33 πŸ’¬ 1 πŸ“Œ 3
Thermal Biology Institute - Default | Montana State University Index to the Thermal Biology Institute's website.

If you are a postdoc working on any topic related to environmental microbiology and are looking for exposure, the Thermal Biology Institute (tbi.montana.edu) has slots open for virtual talks via zoom this fall. Email me if you are interested! Seminars are most Mondays, 3-4 pm Mountain Time.

06.08.2025 17:08 πŸ‘ 33 πŸ” 37 πŸ’¬ 3 πŸ“Œ 0

πŸ₯³πŸ₯³ Our work exploring the core microbiomes of stable cyanobacterial communities is now out in the @isme-microbes.bsky.social Journal!!! Excellent work by @andrejakust.bsky.social and company!

#microbiology #cyanobacteria #metagenomics

10.07.2025 21:16 πŸ‘ 18 πŸ” 11 πŸ’¬ 1 πŸ“Œ 2
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What a missed opportunity... πŸ€” We should have declared an official "Archaeal Week" at Nature Communications! πŸ˜†

www.nature.com/articles/s41...

www.nature.com/articles/s41...

www.nature.com/articles/s41...

www.nature.com/articles/s41...

#Archaea #ArchaeaSky 🦠

09.06.2025 11:30 πŸ‘ 48 πŸ” 16 πŸ’¬ 3 πŸ“Œ 0

NIH funding supporting the HMMER and Infernal software projects has been terminated. NIH states that our work, as well as all other federally funded research at Harvard, is of no benefit to the US.

22.05.2025 12:42 πŸ‘ 286 πŸ” 231 πŸ’¬ 37 πŸ“Œ 47
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Assemblies of long-read metagenomes suffer from diverse errors Genomes from metagenomes have revolutionised our understanding of microbial diversity, ecology, and evolution, propelling advances in basic science, biomedicine, and biotechnology. Assembly algorithms...

I am very happy (and anxious) to share with you our most recent work in which we evaluated four of the most popular long-read assemblers,

www.biorxiv.org/content/10.1...

and tell you just a little bit about it in the following 🧡

28.04.2025 08:07 πŸ‘ 137 πŸ” 73 πŸ’¬ 5 πŸ“Œ 8
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I’m very excited to finally share the results of a passion project that has been on my mind for nearly a decade. You can find the pre-print below, but what follows is the saga of how this project came to be:

15.01.2025 19:22 πŸ‘ 59 πŸ” 26 πŸ’¬ 6 πŸ“Œ 7
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calling all western geobiologists, broadly construed! come join us for the third iteration of this great little symposium, by and for early career scientists

17.01.2025 20:54 πŸ‘ 3 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
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We are very happy to announce a free-to-attend #anvio workshop and ECR symposium in Oldenburg to discuss integrated microbial 'omics and learn applications of anvi'o.

More information and application link (application deadline is Jan 10): anvio.org/workshops/20...

Please apply and/or circulate πŸ˜‡

16.12.2024 10:38 πŸ‘ 71 πŸ” 62 πŸ’¬ 2 πŸ“Œ 3

Anymore archaea peeps out there keen to be part of the β€˜kingdom’? #archaeasky

go.bsky.app/PEx7P9v

18.11.2024 12:46 πŸ‘ 36 πŸ” 21 πŸ’¬ 9 πŸ“Œ 1
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Download our database of 492 (!) funding opportunities for EARLY-CAREER FACULTY AND RESEARCHERS.

For each entry, we provide link to funder, description, amount, deadline, and eligibility criteria (e.g. citizenship).

Download freely here: research.jhu.edu/rdt/funding-...

17.11.2024 16:38 πŸ‘ 560 πŸ” 333 πŸ’¬ 12 πŸ“Œ 13
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Sporadic distribution of a new archaeal genetic code with all TAG codons as pyrrolysine Numerous genetic codes developed during the evolution of Eukaryotes and three are known in Bacteria, yet no alternative genetic code has been established for Archaea. Some bacterial and archaeal prote...

We discovered the first alternative genetic code in Archaea!

www.biorxiv.org/content/10.1...

08.11.2024 20:13 πŸ‘ 245 πŸ” 102 πŸ’¬ 8 πŸ“Œ 10