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TheUstunLab

@theustunlab.bsky.social
272 followers 216 following 11 posts

We work on #proteostasis and how it is shaping the response to environmental stimuli @ruhr-uni-bochum.de. Curated by members of #theustunlab 🇪🇸🇩🇪🇹🇷🇮🇹🇨🇳🏳️‍🌈 theustunlab.com

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IBMP | Institut de biologie moléculaire des plantes @ibmp-cnrs.bsky.social · 30/09/2026
The global Plant Proteostasis community is gathering in Strasbourg for the 5th International Conference on Plant Proteostasis 2026 (Oct 14-16) at @ibmp-cnrs.bsky.social ! 🌍🌱 🔗 proteostasis-26.sciencesconf.org #PlantScience #Proteostasis
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plantproteostasis.bsky.social @plantproteostasis.bsky.social · 19/09/2026
Hello, Proteostasis Community!🌱 We’re excited to finally share with you the final program of our conference!🎉 Join us in the charming city of Strasbourg from October 14th to 16th for three days of exciting science and inspiring discussions! 🧬 🧪 Stay tuned for more updates!
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Şuayb Üstün @suaybuestuen.bsky.social · 19/09/2026
Can’t wait for the Plant Proteostasis Conference! 🌱 🔥The program looks 👍 & our entire Lab will be there! Especially excited to see @margotraffeiner.bsky.social & @shanshuo.bsky.social present our work on proteotoxic stress, cell-type-specific autophagy & more. Best community ever 💚 #proteostasis
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Şuayb Üstün @suaybuestuen.bsky.social · 11/09/2026
Think the proteasome & its regulation is highly conserved? Think again🔄 Our new preprint (🧵 by lead author @glangin.bsky.social 👇) reveals how gene expansion, regulatory diversification & stress-responsive specialization shaped the evolution of the proteasome in 🌱 www.biorxiv.org/content/10.6...
biorxiv.org
Gene repertoire expansion and cis-regulatory diversification shaped 26S proteasome evolution within a proteostasis-centered network
The 26S proteasome is essential for proteostasis and constitutes one of the most conserved molecular machineries in eukaryotes. Its homeostasis is maintained by a mechanistically conserved feedback lo...
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Gautier Langin @glangin.bsky.social · 11/09/2026
Preprint Alert! 🚨 Have you ever wondered how highly conserved molecular complexes adapted to ever changing cellular environments? Thrilled to show our work on 26S proteasome evolution in the green lineage. 🌱🧬👇 www.biorxiv.org/content/10.6... A thread🧵
biorxiv.org
Gene repertoire expansion and cis-regulatory diversification shaped 26S proteasome evolution within a proteostasis-centered network
The 26S proteasome is essential for proteostasis and constitutes one of the most conserved molecular machineries in eukaryotes. Its homeostasis is maintained by a mechanistically conserved feedback lo...
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Gautier Langin @glangin.bsky.social · 11/09/2026
In a nutshell🥜: - Plant proteasome gene repertoire expansion drove subunit evolution - Proteasome homeostasis maintenance mechanism is a multi-layered process which has diversified in plants - This diversification is influenced by a GRN embedding proteasome within the proteostasis network
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Şuayb Üstün @suaybuestuen.bsky.social · 10/09/2026
Yeah!!!! @seedbarrett.bsky.social from our lab won the poster award!! congrats sooo much Thorben 🤗 another #ProudPI moment at #BT2026
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Şuayb Üstün @suaybuestuen.bsky.social · 09/09/2026
The Üstün Lab at #BotanikTagung 🌱🔬 So great to be here with our amazing team of postdocs, PhD and Master’s students! 💚 A fantastic opportunity to share our science, get inspired by exciting research, meet old & new colleagues, and enjoy being part of the plant science community! 🌿 #BT2026
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Şuayb Üstün @suaybuestuen.bsky.social · 10/09/2026
Next in the „biotic session“ at #BT2026 is our very own @manuelgonzalezfuen.bsky.social who will talk about how bacteria manipulate host translation in 🌱 His findings helped us to develop many different projects on P-bodies, condensates and translation #ProudPI 🥳 www.science.org/doi/10.1126/...
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Christin Naumann @cnaumann123.bsky.social · 10/09/2026
Congrats to @theustunlab.bsky.social for recieving one of the poster prices at the #BT2026 🎉
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Şuayb Üstün @suaybuestuen.bsky.social · 09/09/2026
Now it‘s @shanshuo.bsky.social stage talking about cell-type specific autophagy and its role in plant-microbe interactions! Go Shanshuo! #BT2026 #ProudPI #proteostasis
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Şuayb Üstün @suaybuestuen.bsky.social · 09/09/2026
Today is the day: join the #proteostasis session at #BT2026 - @shanshuo.bsky.social will talk about her exciting findings on how „autophagy acts as a spatial organizer of cell-type specific immunity“. Come if u like stomata, microbes🦠 & single cell RNAseq! www.biorxiv.org/content/10.6...
biorxiv.org
Autophagy acts as a spatial organizer of cell-type-specific plant immunity
Effective plant immunity requires precise spatial coordination of immune responses across cell-types to restrict pathogens while preventing tissue damage, yet the intracellular pathways that organize ...
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Gutierrez-Beltran Emilio @eegutierrez.bsky.social · 01/09/2026
Panos, Xiaofeng, and I, together with several colleagues, have just published a practical guideline for studying biomolecular condensates in plants. Great to see this work out! 🌱 #condensates 👇 link.springer.com/article/10.1...
link.springer.com
A practical guide to investigating biomolecular condensates: a comment from the plant community - Science China Life Sciences
Biomolecular condensates formed through phase separation have emerged as a central principle of cellular organization, enabling the dynamic regulation of gene expression, signaling, metabolism, and st...
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Dan Gibbs 🌱🧬 @djgibbs.bsky.social · 24/08/2026
Protein synthesis is dynamically responsive to the environment, but how do cells ensure that their protein quality control mechanisms are appropriately scaled to changing translational demand? We address this question in our new study in @natcomms.nature.com www.nature.com/articles/s41...
nature.com
TOR–NOT4 signalling couples translation to co-translational quality control in plants - Nature Communications
Here, Schwarze et al. reveal how plant cells match protein quality control to changing rates of protein production through a functional link between TOR kinase signalling and NOT4 E3 ubiquitin ligases
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Şuayb Üstün @suaybuestuen.bsky.social · 10/07/2026
I finally got around to making a lab poster! 🌱 It highlights what @theustunlab.bsky.social is all about: uncovering how #microbes hijack plant #proteostasis & how we can reprogram proteostasis to mitigate stress-induced proteotoxicity. Excited to see where this research takes us! ♻️🔬 #theustunlab
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Agrisera antibodies @agrisera.bsky.social · 06/07/2026
Congratulations to the team at @theustunlab.bsky.social on your two new publications! 🎉 We're proud that 25 Agrisera antibodies were used in these studies. Thank you for choosing Agrisera! Read the articles here: 🔗 www.science.org/doi/10.1126/... 🔗 www.cell.com/molecular-ce...
science.org
Bacteria use P-body condensates to attenuate host translation during infection
Bacterial pathogens hijack P-body condensates to suppress host translation and dampen plant immunity.
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Şuayb Üstün @suaybuestuen.bsky.social · 02/07/2026
Indeed - CDC48 & ERAD are important to maintain cellular homeostasis - see our contribution to this field: www.cell.com/molecular-ce... Beyond degradation, those components are also essential for nuclear delivery of proteasome transcriptional activators - to control the trade-off growth/stress
cell.com
Proteotoxic stress response is governed by ER-associated sorting of proteasome transcriptional activators
Langin et al. find that ER-associated sorting (ERAS) directs NAC53/78 turnover and activation to couple proteasome induction with repression of photosynthesis genes, linking proteostasis to energy met...
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Şuayb Üstün @suaybuestuen.bsky.social · 26/06/2026
After 2 months of hard work by @shanshuo.bsky.social with huge support by @manuelgonzalezfuen.bsky.social,help by @nico-slz.bsky.social & a bit myself (😅) we did "finalise" our paper & are finally "𝘶𝘯𝘥𝘦𝘳 𝘳𝘦𝘷𝘪𝘦𝘸" 🤞 Here is the last version of our paper: www.biorxiv.org/content/10.6... #openscience
biorxiv.org
Autophagy acts as a spatial organizer of cell-type-specific plant immunity
Effective plant immunity requires precise spatial coordination of immune responses across cell-types to restrict pathogens while preventing tissue damage, yet the intracellular pathways that organize ...
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Şuayb Üstün @suaybuestuen.bsky.social · 25/06/2026
I do not want our preprints being „ranked“ in the future by AI. We preprint to foster #openscience sharing it with our community and to make the research of early careers more visibile to help them for future positions etc. We do not need more competition bias and pressure.
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The Global Plant Council @globalplantgpc.bsky.social · 23/06/2026
How Plants Rebalance Their Energy under Stress When under stress, plants cut back on energy production to focus on breaking down damaged proteins. buff.ly/gOmDH6e via @ruhr-uni-bochum.de #PlantScience
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Şuayb Üstün @suaybuestuen.bsky.social · 22/06/2026
🌱 Enjoyed teaching plant immunity (PTI,effectors,NLRs) today & bringing this topic closer to our students. The best part were the students'❓: 🔬 What is the stoichiometry of effector–NLR complexes? ⏳ What is their half-life? ⚡ How do NLR Ca²⁺ channels "execute" death? #PlantScience #PlantImmunity
Figure taken from Wang et al., Molecular Plant 2023 1675-95DOI: (10.1016/j.molp.2022.11.011)
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Şuayb Üstün @suaybuestuen.bsky.social · 15/06/2026
Interested to join us to study plant proteostasis? We study host translation controlled by condensates 🧬, cell-type specific proteostasis ♻️, proteotoxic stress in the context of biotic and abiotic stress 🦠🔥🧂 👉 Build your own project in @theustunlab.bsky.social ⏳ Sept 9 #MSCA #Postdoc
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Şuayb Üstün @suaybuestuen.bsky.social · 09/06/2026
Don't forget to register for one of the biggest #PlantScience conferences 🌱 of the year! Our lab has submitted 9 abstracts (incl. our MSc students)- the entire @theustunlab.bsky.social will be there. Come meet us & learn how we study #proteostasis ♻️ & plant–microbe interactions. See you there! 🌿
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Şuayb Üstün @suaybuestuen.bsky.social · 03/06/2026
🌱Update on our preprint "𝘈𝘶𝘵𝘰𝘱𝘩𝘢𝘨𝘺 𝘢𝘴 𝘢 𝘴𝘱𝘢𝘵𝘪𝘢𝘭 𝘰𝘳𝘨𝘢𝘯𝘪𝘻𝘦𝘳 𝘰𝘧 𝘱𝘭𝘢𝘯𝘵 𝘪𝘮𝘮𝘶𝘯𝘪𝘵𝘺" www.biorxiv.org/content/10.6... 1) 🧬 mesophyll autophagy rescues ETI; guard cell autophagy does not ⚡ PTI competence likely requires autophagy across tissues—not just in mesophyll or guard cells.
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Şuayb Üstün @suaybuestuen.bsky.social · 08/05/2026
This was so much fun - talking about our recent data on spatial organization of plant immunity! Thank you Carmen and Javi for the invitation - @ihsmumacsic.bsky.social is a really amazing place to do science in beautiful Málaga 🤩
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Victoria Sánchez-Vera @gritocosmico.bsky.social · 08/05/2026
Great talk today @ihsmumacsic.bsky.social from @theustunlab.bsky.social about proteostasis and autophagy during Pseudomonas infection. Single cell autophagy response is definitely something crucial to deepen our understanding of this recycling process.
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Şuayb Üstün @suaybuestuen.bsky.social · 06/05/2026
See my new post on our homepage ✍️ The journey to our newest publication on how plants cope with proteotoxic stress ♻️ www.cell.com/molecular-ce... From Doubt to Discovery: A 15-Year Journey into Proteostasis, Pathogens, and Persistence
theustunlab.com
From Doubt to Discovery: A 15-Year Journey into Proteostasis, Pathogens, and Persistence
More than 15 years ago, during my PhD, we stumbled upon something unexpected. In a yeast two-hybrid screen, bacterial effector proteins from Xanthomonas and Pseudomonas interacted with a subunit of…
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IHSM La Mayora UMA-CSIC @ihsmumacsic.bsky.social · 05/05/2026
📋 Join us on Friday 8th for a fascinating talk by Suayib Ustun from the Ruhr University Bochum (Germany) as part of the #IHSMLaMayoraSeminars series Don't miss it! 🕑 9:30 AM 📍 IHSM La Mayora Auditorium
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Şuayb Üstün @suaybuestuen.bsky.social · 05/05/2026
Next stop Spain/Málaga 😍 Excited to talk about cell-type specificity,spatial immunity, heterogeneity & then in one of my favorite countries 🤩 I will mainly present our work on how „Autophagy acts as spatial organizer of cell-type specific 🌱 immunity“ www.biorxiv.org/content/10.6...
biorxiv.org
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Şuayb Üstün @suaybuestuen.bsky.social · 09/04/2026
Preprint alert 🚨 (1/10) 🧵 𝘈𝘶𝘵𝘰𝘱𝘩𝘢𝘨𝘺 𝘪𝘴 𝘢 𝘱𝘢𝘳𝘢𝘥𝘰𝘹 𝘪𝘯 𝘱𝘭𝘢𝘯𝘵 𝘪𝘮𝘮𝘶𝘯𝘪𝘵𝘺: It can promote resistance, susceptibility, or restrict cell death 🤯 So what is its actual role? We show it acts as a spatial organizer of immunity across cell types 🌱🦠 #proteostasis www.biorxiv.org/content/10.6...
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Şuayb Üstün @suaybuestuen.bsky.social · 05/05/2026
Here you can find the press release by @ruhr-uni-bochum.de of on latest paper: „Proteotoxic stress response is governed by ER-associated sorting of proteasome transcriptional activators“ published in @cp-molcell.bsky.social www.cell.com/molecular-ce... #proteostasis
news.rub.de
How Plants Rebalance Their Energy under Stress
When under stress, plants cut back on energy production to focus on breaking down damaged proteins.
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Ruhr-Universität Bochum @ruhr-uni-bochum.de · 04/05/2026
Pflanzen können unter Stress ihre Energiegewinnung drosseln und sich dafür auf die Reparatur beschädigter Proteine konzentrieren. Mit diesem Wissen könnte man sie robuster gegen Umwelteinflüsse machen.
news.rub.de
Wie Pflanzen ihre Energie unter Stress neu ausbalancieren
Unter Stressbedingungen fahren Pflanzen die Energiegewinnung zurück, um die Priorität zunächst auf den Abbau beschädigter Proteine zu setzen.
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Şuayb Üstün @suaybuestuen.bsky.social · 04/05/2026
Happy to be here in beautiful Strasbourg and to present tomorrow our research @ibmp-cnrs.bsky.social on how pathogens target proteostasis, in particular host translation - see also our newest publication on it here: www.science.org/doi/10.1126/... #proteostasis #plantscience
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Şuayb Üstün @suaybuestuen.bsky.social · 30/04/2026
Thrilled to introduce our next act 🎭 in @cp-molcell.bsky.social sciencedirect.com/science/arti... led by @glangin.bsky.social We uncover how proteotoxic stress is integrated across compartments, controlling proteasome activation ⚖️ vs photosynthesis repression 🌱 🧵(1/6) #proteostasis
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Yasin Dagdas @plantophagy.bsky.social · 30/04/2026
Congratulations @glangin.bsky.social & @suaybuestuen.bsky.social lab!!! You guys are on 🔥 🔥 🔥
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Molecular Cell @cp-molcell.bsky.social · 30/04/2026
Online Now: Proteotoxic stress response is governed by ER-associated sorting of proteasome transcriptional activators Online now:
dlvr.it
Proteotoxic stress response is governed by ER-associated sorting of proteasome transcriptional activators
Langin et al. find that ER-associated sorting (ERAS) directs NAC53/78 turnover and activation to couple proteasome induction with repression of photosynthesis genes, linking proteostasis to energy metabolism during stress.
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Gautier Langin @glangin.bsky.social · 30/04/2026
Thrilled to see my main PhD project finally online @MolCell !! 🥳🌱🧬 If you want to know how the plant proteasome activators are sorted in a proteasome-dependent manner and how they coordinate transcriptional response during proteotoxic stress, please have a read ! 🤓 www.cell.com/molecular-ce...
cell.com
Proteotoxic stress response is governed by ER-associated sorting of proteasome transcriptional activators
Langin et al. find that ER-associated sorting (ERAS) directs NAC53/78 turnover and activation to couple proteasome induction with repression of photosynthesis genes, linking proteostasis to energy met...
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Hugues Renault @huguesrenault.bsky.social · 28/04/2026
Looking forward to hearing more about this nice story next week at @ibmp-cnrs.bsky.social!
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Şuayb Üstün @suaybuestuen.bsky.social · 28/04/2026
New post on our homepage ✍️🌱 The story behind our P-body paper in 𝘚𝘤𝘪𝘦𝘯𝘤𝘦 𝘈𝘥𝘷𝘢𝘯𝘤𝘦𝘴 🦠 www.science.org/doi/10.1126/... A ~9-year journey—from “just try it” to uncovering how pathogens hijack translation • hidden gems 💎: 𝘗-𝘣𝘰𝘥𝘺 𝘢𝘶𝘵𝘰𝘱𝘩𝘢𝘨𝘺 𝘳𝘦𝘤𝘦𝘱𝘵𝘰𝘳, 𝘛𝘖𝘙 𝘪𝘯𝘢𝘤𝘵𝘪𝘷𝘢𝘵𝘪𝘰𝘯 𝘣𝘺 𝘗𝘴𝘦𝘶𝘥𝘰𝘮𝘰𝘯𝘢𝘴 & 𝘌𝘙 𝘴𝘵𝘳𝘦𝘴𝘴 ✨
theustunlab.com
Our journey to publish our P-body paper
Everything started maybe 9 years ago, during my postdoc in Sweden. My colleague and friend Anders Hafrén, now also a group leader working on P-bodies and stress granules during viral infection, had…
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Şuayb Üstün @suaybuestuen.bsky.social · 27/04/2026
Here’s the press release by @ruhr-uni-bochum.de for our newest publication 🧬✨ “Bacteria use P-body condensates to attenuate host translation during infection” How pathogens rewire host translation via condensates 🔄🌱 #plantscience #proteostasis www.science.org/doi/10.1126/...
news.rub.de
How Bacteria Circumvent Plants’ Immune System
Bacteria deactivate the protein synthesis of host cells to hamper immune reactions. This insight could aid in the development of more resistant plants.
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Ruhr-Universität Bochum @ruhr-uni-bochum.de · 27/04/2026
Bakterien tricksen das Immunsystem von Pflanzen aus, um sie zu infizieren. Dieses Wissen könnte helfen, resistentere Pflanzen zu entwickeln.
news.rub.de
Wie Bakterien das Immunsystem von Pflanzen überlisten
Bakterien schalten die Proteinsynthese von Wirtszellen aus, um Immunreaktionen abzuschwächen. Diese Erkenntnis könnte helfen, resistentere Pflanzen zu entwickeln.
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Şuayb Üstün @suaybuestuen.bsky.social · 24/04/2026
🚨 Paper out now in #ScienceAdvances @science.org 🌱🦠 Pathogens don’t just target protein degradation—they also hijack host translation. "Bacteria use P-body condensates to attenuate host translation during infection" ⚖️♻️ led by @manuelgonzalezfuen.bsky.social www.science.org/doi/10.1126/...
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Şuayb Üstün @suaybuestuen.bsky.social · 20/04/2026
Come to Bochum 🌱 — we’d love to host all #plantscience peeps! From biotic interactions 🦠 to #proteostasis ♻️ and development 🌿, there’s something for everyone. Looking forward to inspiring science & great conversations ✨ More info here: botanik-tagung.de
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TheUstunLab @theustunlab.bsky.social · 13/04/2026
Autophagy acts as a spatial organizer of cell-type-specific plant immunity theustunlab.com/2026/04/12/a... www.biorxiv.org/content/10.6... #proteostasis #plantscience #plantimmunity #theustunlab
theustunlab.com
Autophagy acts as a spatial organizer of cell-type-specific plant immunity
To prevent frequent outbreak of diseases, plants have acquired a complex and multi-layered immune system. Cell surface immune receptors recognize conserved pathogen-associated molecular patterns (P…
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TheUstunLab @theustunlab.bsky.social · 13/04/2026
Autophagy acts as a spatial organizer of cell-type-specific plant immunity theustunlab.com/2026/04/12/a... www.biorxiv.org/content/10.6... #proteostasis #plantscience #plantimmunity #theustunlab
theustunlab.com
Autophagy acts as a spatial organizer of cell-type-specific plant immunity
To prevent frequent outbreak of diseases, plants have acquired a complex and multi-layered immune system. Cell surface immune receptors recognize conserved pathogen-associated molecular patterns (P…
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shanshuo.bsky.social @shanshuo.bsky.social · 10/04/2026
So excited to finally share this😃
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Şuayb Üstün @suaybuestuen.bsky.social · 06/04/2026
It will be the first title - as it seems to inspire everybody 😊 #preprint submission ongoing 🤩
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Şuayb Üstün @suaybuestuen.bsky.social · 05/04/2026
It took me an entire day but was worth it - get back to your old hobbies, it‘s amazing 💚
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Şuayb Üstün @suaybuestuen.bsky.social · 04/04/2026
Perfect easter weekend occupation #sciart
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Şuayb Üstün @suaybuestuen.bsky.social · 03/04/2026
yesterday we kicked off the celebrations (hopefully many more to come☺️) with our favorite lab drink - espresso martini - my alternative career plan was approved by @shanshuo.bsky.social 😅
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