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Peter Fineran

@peterfineran.bsky.social

Prof. and Head of Phage-host interactions (Phi) lab. Phage defences, counter-defences, CRISPR-Cas, toxin-antitoxin. FRSNZ / James Cook Fellow

393 Followers  |  504 Following  |  8 Posts  |  Joined: 24.01.2025  |  1.8756

Latest posts by peterfineran.bsky.social on Bluesky

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Research position in Microbial Pharmacology and Population Biology (282139) | UiT The Arctic University of Norway Job title: Research position in Microbial Pharmacology and Population Biology (282139), Employer: UiT The Arctic University of Norway, Deadline: Wednesday, August 27, 2025

Feels surreal to say but: I'm hiring! If you are or know anyone interested in looking at the evolution of phage resistance using A. baumannii and natural transformation, then this might be for you
www.jobbnorge.no/en/available...

08.08.2025 07:52 β€” πŸ‘ 52    πŸ” 52    πŸ’¬ 1    πŸ“Œ 4
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Protein Structure Informed Bacteriophage Genome Annotation with Phold Bacteriophage (phage) genome annotation is essential for understanding their functional potential and suitability for use as therapeutic agents. Here we introduce Phold, an annotation framework utilis...

Stoked to finally have a preprint out for Phold, our tool that uses protein structural information to enhance phage genome annotation #phagesky 1/n

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

08.08.2025 07:10 β€” πŸ‘ 103    πŸ” 52    πŸ’¬ 3    πŸ“Œ 3
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Can leaf MICROBES help protect MAIRE TAWAKE from MYRTLE RUST? In our next Rangahau Rising kōrero @hanareiaehau.bsky.social shares research into the microbiome of this endangered tree and what it could mean for forest resilience in Aotearoa
Wed 20 Aug | 12–1 PM | Zoom
πŸ”— Register: tinyurl.com/25x2jwae

05.08.2025 21:47 β€” πŸ‘ 5    πŸ” 4    πŸ’¬ 1    πŸ“Œ 1
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Group Leader – Molecular Systems Biology Unit Are you ready to lead groundbreaking research in Molecular Systems Biology? Join us at EMBL! We are seeking a motivated scientist to lead an independent research group, addressing original biological ...

Ready to lead pioneering research that bridges systems-level investigations of biological systems to molecular mechanism? The EMBL Molecular Systems Biology Unit in Heidelberg is hiring a Group Leader!

30.07.2025 15:14 β€” πŸ‘ 71    πŸ” 78    πŸ’¬ 1    πŸ“Œ 1
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Bacterial Schlafens mediate anti-phage defense Human Schlafen proteins restrict viral replication by cleaving tRNA, thereby suppressing protein synthesis. Although the ribonuclease domain of Schlafen proteins is conserved across all domains of lif...

First preprint from the Nemudryi Lab! 🍾

In this work, we link antiviral immunity in bacteria and humans by showing that homologs of human Schlafen nucleases protect bacteria from phages.

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

25.07.2025 14:52 β€” πŸ‘ 50    πŸ” 28    πŸ’¬ 3    πŸ“Œ 2

πŸ¦ πŸ§β€β™€οΈFrom bacterial to human immunity.

We report in @science.org the discovery of a human homolog of SIR2 antiphage proteins that participates in the TLR pathway of animal innate immunity.
Co-led wt @enzopoirier.bsky.social by D. Bonhomme and @hugovaysset.bsky.social

www.science.org/doi/10.1126/...

24.07.2025 18:22 β€” πŸ‘ 258    πŸ” 121    πŸ’¬ 9    πŸ“Œ 11
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1/16 New pre-print from the Sternberg Lab!
We uncover how temperate phages can use RNA-guided transcription factors to remodel the flagellar composition of their bacterial host and enhance their fitness.
Find the preprint and full story here: tinyurl.com/mshwjd77

24.07.2025 19:58 β€” πŸ‘ 70    πŸ” 35    πŸ’¬ 3    πŸ“Œ 1

🌟 Exciting news! We’re launching three fully-funded postdoc positions for "New Horizons for Synthetic Phages”

Join us in tackling antimicrobial resistance with cutting-edge synthetic biology + AI bioinformatics. Based at Flinders Uni in vibrant Adelaide.

πŸ‘‡ Read on for details!
#Phage

25.07.2025 08:15 β€” πŸ‘ 46    πŸ” 41    πŸ’¬ 2    πŸ“Œ 1
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Was great to be hosted recently by Rafa Pinilla-Redondo in Copenhagen. Fun mini symposium and meet new people and friends and colleagues.

19.07.2025 22:10 β€” πŸ‘ 7    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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A new preprint led by Sonomi Yamaguchi in our lab describes a bacterial anti-phage defense system named Clover that uses nucleotide signals to both activate and inhibit host immunity.

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

17.07.2025 20:38 β€” πŸ‘ 54    πŸ” 28    πŸ’¬ 2    πŸ“Œ 3
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Astounding new structure of a nucleotide immune signal degrading enzyme. The field has found enzymes with this function that look like nucleases, enzymes that look like nucleotide binding proteins, even enzymes that look like proteases... but never a fold like this!

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

18.07.2025 17:28 β€” πŸ‘ 6    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
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Preprint: β€œStructural modeling reveals viral proteins that manipulate host immune signaling”

Using AI-guided structural modeling, we find new families of viral proteins that sequester or cleave host immune signaling molecules

Congrats Nitzan Tal!

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

14.07.2025 07:36 β€” πŸ‘ 78    πŸ” 34    πŸ’¬ 1    πŸ“Œ 0
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SAM-AMP lyases in type III CRISPR defence Abstract. Type III CRISPR systems detect non-self RNA and activate the enzymatic Cas10 subunit, which generates nucleotide second messengers for activation

Here we show how the type III signalling molecule SAM-AMP is bound and degraded by a specialised lyase enzyme encoded in cellular and phage genomes. More great work by @haotianchi.bsky.social and the team. @uniofstandrews.bsky.social
academic.oup.com/nar/article/...

14.07.2025 11:07 β€” πŸ‘ 38    πŸ” 19    πŸ’¬ 1    πŸ“Œ 1
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Fantastic visit to @w-u-r.bsky.social to celebrate the amazing career and achievements of John van der Oost. He is a huge influence and contributor to the #crispr field. I had a great sabbatical here (some years ago). So fun to see friends and collaborators again!

15.07.2025 01:25 β€” πŸ‘ 4    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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Phage arabinosyl-hydroxy-cytosine DNA modifications result in distinct evasion and sensitivity responses to phage defense systems Bacteria encode diverse anti-phage systems, such as CRISPR-Cas and restriction modification (RM), which limit infection by targeting phage DNA. We ide…

Link to access the paper led by recent PhD graduate Marina Mahler www.sciencedirect.com/science/arti...

13.07.2025 04:15 β€” πŸ‘ 4    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0
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Great timing a couple of weeks ago where I got to present our work on the discovery of new phage DNA modifications and their implications for phage defence at #EESMicrobiology one hour after the paper came out in @cp-cellhostmicrobe.bsky.social! Fantastic conference!

13.07.2025 04:15 β€” πŸ‘ 8    πŸ” 2    πŸ’¬ 2    πŸ“Œ 0
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It's been a great few days hosting Eugene Koonin in St Andrews @uniofstandrews.bsky.social , where he was awarded an honorary degree in recognition of his stellar contributions to molecular biology and comparative genomics. Here with @tatianadimitriu.bsky.social

04.07.2025 09:02 β€” πŸ‘ 47    πŸ” 5    πŸ’¬ 2    πŸ“Œ 0

Great to see this comprehensive work on phage DNA arabinosylation & defense finally out! πŸ§¬πŸš«βœ‚οΈ A major collaborative effort & stellar PhD work by Marina Mahler, whom I had the pleasure of co-supervising at Otago πŸ‘©πŸ»β€πŸ”¬ @peterfineran.bsky.social @universityofotago.bsky.social @cellpress.bsky.social #mm

26.06.2025 22:44 β€” πŸ‘ 8    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
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Phage arabinosyl-hydroxy-cytosine DNA modifications result in distinct evasion and sensitivity responses to phage defense systems Mahler et al. describe a phage DNA modification that adds arabinose to cytosines via a hydroxy linkage. This 5ara-hC modification can be further modified to double and triple arabinosylation by phage-...

😳😳
Phage arabinosyl-hydroxy-cytosine DNA modifications result in distinct evasion and sensitivity responses to phage defense systems

www.cell.com/cell-host-mi...

@peterfineran.bsky.social
#phage #phagesky

27.06.2025 15:03 β€” πŸ‘ 9    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0

Thanks @vivekmutalik.bsky.social!

28.06.2025 08:40 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Great collaboration with Suzanne Warring, Hazel Sisson @peterfineran.bsky.social and others to combat kiwifruit canker via an endolysin-lipase chimera, grateful to be involved, check it out here: www.jbc.org/article/S002...

13.05.2025 07:38 β€” πŸ‘ 3    πŸ” 2    πŸ’¬ 0    πŸ“Œ 0

Really excited to share our resource and analysis of AlphaFold-predicted monomers and homodimers across viruses and phages. Project driven by fab PhD student @rodai.bsky.social and with our great collaborators Joana Pereira @joanampereira.bsky.social and @ninjani.bsky.social

19.05.2025 06:37 β€” πŸ‘ 66    πŸ” 33    πŸ’¬ 0    πŸ“Œ 1
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I will be recruiting new postdocs with start dates end 2025 - early 2026. If you'd like to work at the Pasteur Institute in the heart of Paris surrounded by amazing scientists, reach out to discuss possible projects on SynBio / Bacterial Immunity!

18.05.2025 15:19 β€” πŸ‘ 85    πŸ” 79    πŸ’¬ 3    πŸ“Œ 2
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Out in Nature today: A new immune signaling molecule, His-ADPR, is produced by defensive TIR domain proteins in bacteria to protect from phage

Joint work with the TamulaitienΔ— and Kranzusch labs

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

Congrats Carmel Avraham, Dziugas Sabonis, Renee Chang and co-authors!

30.04.2025 18:44 β€” πŸ‘ 87    πŸ” 43    πŸ’¬ 2    πŸ“Œ 1
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A beautiful discovery by Joel Tan and Philip Kranzusch, out today in Nature:

A DNA-gated molecular guard controls bacterial Hailong anti-phage defence

Congrats Joel and Philip! Was a pleasure to contribute to this discovery together with Sarah Melamed

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

30.04.2025 18:59 β€” πŸ‘ 54    πŸ” 20    πŸ’¬ 1    πŸ“Œ 1
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PhD position available - plant-microbe-pollinator interactions in Kowhai flowers! With myself & Prof Jacqueline Beggs, based at Manaaki Whenua, Lincoln. Details below, or DM me! @microbiologysociety.org @evoldir.bsky.social @aucklanduni.bsky.social @microbiologynz.bsky.social

30.04.2025 23:03 β€” πŸ‘ 7    πŸ” 8    πŸ’¬ 1    πŸ“Œ 1
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Verapamil and its metabolite norverapamil inhibit the Mycobacterium tuberculosis MmpS5L5 efflux pump to increase bedaquiline activity | PNAS Bedaquiline is the cornerstone of a new regimen for the treatment of drug-resistant tuberculosis. However, its clinical use is threatened by the em...

Super excited that this manuscript investigating verapamil potentiation of bedaquiline in M. tuberculosis is now in PNAS!! Great collaborative effort with Lalita Ramakrishnan and her team at the MRC-LMB!!

www.pnas.org/doi/10.1073/...

@pnas.org
@universityofotago.bsky.social

24.04.2025 06:25 β€” πŸ‘ 9    πŸ” 7    πŸ’¬ 0    πŸ“Œ 0
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New postdoc position in our lab (2 y+): evolutionary genomics of integrons and MGEs with focus on vibrio-phage interactions. Great environment @pasteur.fr for science, career building. Super collaborators @celineloot.bsky.social @amazeld.bsky.social @fredoleroux.bsky.social 3 weeks to apply!

16.04.2025 07:14 β€” πŸ‘ 99    πŸ” 126    πŸ’¬ 2    πŸ“Œ 1

Amazing committee who helped organise everything including @bridgetwatson.bsky.social @dsashital.bsky.social and @knottrna.bsky.social

12.04.2025 21:42 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Was my pleasure to chair the #crispr2025 meeting earlier this year in my hometown in NZ @crisprmeeting.bsky.social

11.04.2025 21:11 β€” πŸ‘ 14    πŸ” 3    πŸ’¬ 1    πŸ“Œ 0

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