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HaitinLab

@haitinlab.bsky.social
24 followers 38 following 17 posts

Located at @TelAvivUni. We study the molecular basis of information transfer within ion channels and prenyltransferases. haitinlab.sites.tau.ac.il

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HaitinLab @haitinlab.bsky.social · 15/09/2026
Great to be part of this team! 🎉🍾 Mice with the mono-allelic p.R37H Dhdds variant show aberrant glycosylation and interneuron deficits academic.oup.com/brain/articl...
academic.oup.com
Mice with the mono-allelic p.R37H Dhdds variant show aberrant glycosylation and interneuron deficits
Da Silva et al. develop the first mouse model of DHDDS-related progressive epileptic encephalopathy, showing that a disease-causing Dhdds variant produces
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Reposted by HaitinLab
HaitinLab @haitinlab.bsky.social · 17/07/2026
🚨One probe. 🧪One assay. 👯Two answers. Our new fluorescent platform identifies prenylation inhibitors and reveals how they work, streamlining both screening and mechanistic studies! Full text here: www.tandfonline.com/doi/full/10.... @telavivuni.bsky.social #MedicinalChemistry #DrugDiscovery
tandfonline.com
A multipurpose probe for identification and mechanistic analysis of prenylation inhibitors
Protein prenylation is a critical post-translational modification that controls many cancer-related signalling pathways and represents an important therapeutic target currently lacking effective ph...
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HaitinLab @haitinlab.bsky.social · 17/07/2026
🚨One probe. 🧪One assay. 👯Two answers. Our new fluorescent platform identifies prenylation inhibitors and reveals how they work, streamlining both screening and mechanistic studies! Full text here: www.tandfonline.com/doi/full/10.... @telavivuni.bsky.social #MedicinalChemistry #DrugDiscovery
tandfonline.com
A multipurpose probe for identification and mechanistic analysis of prenylation inhibitors
Protein prenylation is a critical post-translational modification that controls many cancer-related signalling pathways and represents an important therapeutic target currently lacking effective ph...
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Reposted by HaitinLab
HaitinLab @haitinlab.bsky.social · 06/06/2026
Correct DOI here: doi.org/10.1002/pro....
doi.org
Use of biomolecular emulator for characterizing flexible proteins by small‐angle x‐ray scattering
Flexible proteins populate heterogeneous conformational ensembles that are essential for their function. Small-angle x-ray scattering (SAXS) is widely used to study protein structure in solution and ...
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HaitinLab @haitinlab.bsky.social · 03/06/2026
Excited to share our new paper in @proteinsociety.bsky.social 🎉 We combine #BioEmu and SAXS ensemble optimization to characterize protein conformational heterogeneity, bridging AI-generated ensembles and experimental data. doi.org/10.1002/pro.70… #SAXS #MachineLearning
doi.org
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HaitinLab @haitinlab.bsky.social · 03/06/2026
Excited to share our new paper in @proteinsociety.bsky.social 🎉 We combine #BioEmu and SAXS ensemble optimization to characterize protein conformational heterogeneity, bridging AI-generated ensembles and experimental data. doi.org/10.1002/pro.70… #SAXS #MachineLearning
doi.org
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HaitinLab @haitinlab.bsky.social · 17/11/2024
Hi!
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peterslab (BIOCEV,CZ) @peterslab1.bsky.social · 30/11/2025
Proud of this collaboration - our third paper on cisPT! Loved this one the most: a beautiful mix of high-res, low-res, and computational approaches. Grateful for this long-standing, truly fruitful team effort. Congrats to everyone!
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HaitinLab @haitinlab.bsky.social · 30/11/2025
🚨It's finally out!🥂 | A few years after solving the structure of human cis-PT, we now tackle its dynamics in @NatureComms , revealing that a conserved interfacial loop serves as an allosteric hub, communicating with the active site to regulate catalysis. rdcu.be/eShjl
rdcu.be
Structural mechanisms of allosteric regulation in the human cis-prenyltransferase complex
Nature Communications - This study shows how the NgBR subunit controls the activity of human cis-prenyltransferase, a key enzyme for protein glycosylation. Combined experimental and computational...
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Dor Salomon @drdorsalomon.bsky.social · 08/09/2025
A huge Thank You to all the collaborators who contributed to this fun project: Udi Qimron, @haitinlab.bsky.social, @bursteinlab.bsky.social, and congrats to the first author @tridibmahata.bsky.social ! An open question remains - where will this be published? 😏
media.tenor.com
two men are sitting next to each other and one of them is saying teamwork
ALT: two men are sitting next to each other and one of them is saying teamwork
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peterslab (BIOCEV,CZ) @peterslab1.bsky.social · 07/07/2025
Great collaboration (as always)! And very funny story how HDX and native MS complement each other and reveal details about ions, substrates and mutations. We enjoyed this ride!
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HaitinLab @haitinlab.bsky.social · 07/07/2025
Excited to share our new paper in @febsj.bsky.social! 🎉 We show how a #MYELOMA-linked GGPPS mutation tweaks hexamerization, substrate binding and product inhibition, revealing an unexpected layer of protein prenylation regulation 🔗 doi.org/10.1111/febs... @peterslab1.bsky.social
doi.org
FEBS Press
Geranylgeranyl diphosphate synthase (GGPPS) plays a key role in multiple myeloma biology. Using crystallography, mass spectrometry, and fluorescence spectroscopy, this study shows that a somatic mult...
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HaitinLab @haitinlab.bsky.social · 02/06/2025
How does a cytoplasmic enzyme make a membrane product? 🤔🧬 We found that a hydrophobic residue cluster helps the human cis-prenyltransferase feed its product into the ER membrane! MD simulations + fluorescence = mechanistic insight 👇 🔗https://doi.org/10.1002/pro.70167
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HaitinLab @haitinlab.bsky.social · 11/05/2025
But your results are 🔥 as usual!
media.tenor.com
elmo from sesame street is standing in front of a wall of flames
ALT: elmo from sesame street is standing in front of a wall of flames
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peterslab (BIOCEV,CZ) @peterslab1.bsky.social · 11/05/2025
Whenever we get a bioRxiv alert, we'are always curious to see what it brings. This time, the timing couldn’t have been better - a very pleasant surprise! 😄 biorxiv.org/content/10.1... www.biorxiv.org/content/10.1...
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HaitinLab @haitinlab.bsky.social · 11/05/2025
💃🕺Happy to share a team effort to uncover the molecular "dance" behind human cis-prenyltransferase regulation!🔬🧬 @peterslab1.bsky.social @AlbGiacomello #Biochemistry #StructuralBiology @TAUMedFaculty @of_sagol biorxiv.org/content/10.1...
biorxiv.org
Structural mechanisms of allosteric regulation in the human cis-prenyltransferase complex
Human cis-prenyltransferase (hcis-PT) synthesizes long-chain isoprenoids essential for N-linked protein glycosylation. This heteromeric complex comprises the catalytic subunit DHDDS and the regulatory...
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HaitinLab @haitinlab.bsky.social · 02/01/2025
🥳
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HaitinLab @haitinlab.bsky.social · 26/12/2024
🚨New preprint alert! Wonder how a cancer-associated mutation in GGPPS impacts hexameric stoichiometry, substrate affinity, and product inhibition? Our results shed light on a novel regulatory mechanism in protein prenylation bit.ly/3ZR7w47 #MultipleMyeloma
bit.ly
A somatic multiple myeloma mutation unravels a mechanism of oligomerization-mediated product inhibition in GGPPS
Protein prenylation regulates the cellular localization of small GTPases and is pivotal for multiple myeloma (MM) pathology. Geranylgeranyl diphosphate synthase (GGPPS), synthesizing a prenylation moi...
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mosheparnas.bsky.social @mosheparnas.bsky.social · 08/12/2024
1/ How do animals integrate different forms of learning? Our @eyalrozenfeld.bsky.social new study in Science Advances shows that active mechanisms prevent the co-formation of competing memories. Here’s what we found! 🧵👇 science.org/doi/10.1126/...
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peterslab (BIOCEV,CZ) @peterslab1.bsky.social · 21/11/2024
Long overlooked but significant! This is the post-Cys specificity in post-proline cleaving enzymes like AnPEP or neprosin. Good work Zuza and the team!🎉🔥 pubs.acs.org/doi/10.1021/... (illustration IG:kuba_draws_science)
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HaitinLab @haitinlab.bsky.social · 17/11/2024
Hi!
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