
The HUN-REN - ELTE Protein Modelling Research Group and the Structural Chemistry and Biology Laboratory are located at the Institute of Chemistry, Faculty of Natural Sciences, Eötvös Loránd University. We collaborate with many national and international structural research groups in various fields of organic- and peptide-chemistry, molecular biology and biochemistry to better understand the wonderful but hidden world of the microcosm. We operate and develop a synthetic platform including a system for the synthesis of polypeptides and protein domains based on flow chemistry, and a fermentor reactor for the production of partially unlabelled and partially 15N-and 13C-isotopically labelled proteins.
Our topics include spatially oriented projects such as foldamer research, understanding self-assembled and reversible amyloid formation, total synthesis of non-natural amino acids and sugar amino acids and chemical synthesis of polypeptides and protein domains. We also have projects to produce drugs and molecules as potential lead compounds related to diseases. These include a deeper understanding of the molecular basis of Alzheimer's disease, the kRas signalling protein that plays an important role in tumour diseases, the mechanism of antibiotics and a deeper understanding of certain drug-drug interactions. Our protein modelling work has also successfully addressed bioinformatics, molecular modelling, drug design and applied quantum chemistry challenges. Over the last decade, we have led several ELTE-centred collaborations and tenders to exploit the potential of important high-resolution structural tools such as NMR spectroscopy, X-ray crystallography and cryo-electron microscopy at the highest level and efficiently, to share our knowledge with others and to collaborate with industrial partners. (MedInProt, HunProtExc, or the Level Plus Programmes of Excellence, iNEXT-Discovery H-2020, etc.) Our open-minded, enthusiastic team welcomes students and is happy to cooperate with all interested researchers.

News
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The First Domestic Cryo-EM Platform Conference
On 14 February 2026, the HUN-REN TTK auditorium hosted the first national Cryo-electron microscopy conference, which marks a milestone in the history of structural biology in Hungary. Participants had the opportunity to learn about the Hungarian Cryo-EM Platform (HCEMP) equipment pool, which makes Hungarian science internationally competitive with state-of-the-art Krios and Glacios microscopes. The event highlighted that cryo-EM technology is not just a measurement method, but an innovative ecosystem shaping the future of precision medicine and materials science. The conference concluded with a message emphasising the power of collaboration: by sharing infrastructure and knowledge, Hungary has become an active shaper of the global molecular revolution.
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Addressing Sustainability Challenges in Peptide Synthesis with Flow Chemistry and Machine Learning
Published in Chemistry – A European Journal (DOI: 10.1002/chem.202502335), the study presents a sustainable peptide synthesis method combining flow chemistry with machine-learning optimization. Using an Anisole/DMSO (17:3) solvent system, racemization and aspartimide formation were minimized, enabling efficient peptide production in 12 minutes per cycle, setting a new benchmark for green and high-speed peptide synthesis.
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We participated in the Austrian Peptide Chemistry Symposium
It was a great honor for our research group to represent Hungary at the 14th Austrian Peptide Symposium, held in Vienna on December 5.
In the morning, Prof. Dr. András Perczel delivered his lecture, while in the afternoon our two colleagues, Kristóf Ferentzi and Szebasztián Szaniszló, presented their latest research findings through their posters.
It was a pleasure to meet and exchange ideas with fellow participants at this prestigious event, which provided an excellent forum for sharing new results in peptide research and strengthening scientific collaborations.
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Recent Publications
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Imola Cs. Szigyártó , Kristóf Ferentzi , András Wacha , Kamal el Battioui , Olivér Pavela , Vignesh Udyavara Nagaraj , Viktor Farkas , Tamás Beke-Somfai
Sequence-Driven Modulation of the Multistage Self-Assembly Process in Lamellin-Type β-Peptides
Aggregate 7(2): e70282 (2026) Kivonat -
Márton Gadanecz , Zsolt Fazekas , Dóra K. Menyhárd , András Perczel
Improving Protein Structure Determination by Integrating Ensemble-Driven Molecular Dynamics with Chemical Shift-Based Restraints
Journal of Chemical Information and Modeling https://doi.org/10.1021/acs.jcim.5c02358 (2026) Kivonat -
Ádám A. Kelemen , András Perczel , Imre Jákli
Quantum Computing Simulations Elucidate Active Spaces and Energetics of Amide Bond Detailing the Cis-TS-Trans Isomerization
International Journal of Quantum Chemistry 126(4): e70160 (2026) Kivonat -
Éva Bartus , Edit Wéber , Attila Tököli , Ferenc Bogár , Momen R. F. Mohamed , Gábor Kecskeméti , Zoltán Szabó , Zoltán Kele , András Perczel , Márton Gadanecz , Zoltán Orgován , György M. Keserű , Tamas A. Martinek
Light-Driven Competitive Selection in a Protein-Catalyzed Dissipative Peptide Replication
Angewandte Chemie International Edition e18911 (2026) Kivonat -
Kevin Zsolt Simon , Kende Attila Béres , Attila Farkas , Nándor Papp , Andrea Bodor , Veronika Harmat , Dávid Papp , Maria Gracheva , Máté Sulyok-Eiler , András Perczel , László Kótai , Dóra K. Menyhárd
Physiologically relevant forms of Tc- and Re-pyrophosphate radioactive tracers and the basis of their transthyretin amyloid sensitivity
Scientific Reports 16: 6111 (2026) Kivonat - More publications