Discover, rate, and discuss biology preprints.
363,000+ bioRxiv and medRxiv preprints, including those later published in peer-reviewed journals, across 26 biological disciplines.
Recent preprints
- BiochemistrybioRxivPreprint
Screening Lipid Nanoparticles through Structure-Ratio Alignment
Yoonho Lee, Yunhak Oh, Heesun Choi, Chanyoung Park
This paper introduces STRATA, a framework that models interactions between lipid nanoparticle components and their ratios to improve prediction of transfection efficiency.
DOI 10.64898/2026.07.08.737142 - BiochemistrybioRxivPreprint
Beyond Structure: Protein and Solution Dynamics Shape Ligand-BindingThermodynamics
Kacie A. Evans, Morgan Powers, Robert L. Rider…·David H. Russell
This study uses vT-ESI nMS to analyze how temperature-dependent changes in protein and solution dynamics affect ligand-binding thermodynamics in multiligand protein complexes.
DOI 10.64898/2026.09.29.755381 - BiochemistryJournal of Structural Biology XPeer-reviewed
Convergent strategies for nanobody-mediated inhibition of an epoxide hydrolase
Adam R. Simard, Noor M Taher, Kathryn S. Beauchemin…·Dean R. Madden
The paper identifies two classes of nanobodies that inhibit Cif, an epoxide hydrolase from Pseudomonas aeruginosa, through distinct structural strategies targeting a shared epitope.
DOI 10.1016/j.yjsbx.2026.100166 - BiochemistryeLifePeer-reviewed
Metabolic compensation via gluconeogenesis explains the non-essentiality of glycogen phosphorylase as an insecticidal target in Plutella xylostella
Yifei Zhou, Yanqi Kang, Ying Liu…·Jiyuan Liu
The paper investigates whether glycogen phosphorylase (GP) can be an insecticidal target in Plutella xylostella by evaluating the effects of GP inhibitors and showing that metabolic compensation via gluconeogenesis prevents insecticidal activity.
DOI 10.7554/elife.111144.4 - BiochemistryJournal of Biological ChemistryPeer-reviewed
Cryo-EM Structures Reveal Upstream DNA Interactions within the Mitochondrial Transcription Initiation Complex
Rory E. Sharkey, Caitlin Schroeder, Xiangyu Deng…·Yang Gao
The paper presents cryo-EM structures of mitochondrial transcription initiation complexes, showing how TFAM and PolRMT interact with upstream DNA to regulate transcription initiation and specificity.
DOI 10.1016/j.jbc.2026.113611 - BiochemistryFEBS JournalPeer-reviewed
Comprehensive study on ferredoxin isoforms in the cyanobacterium Synechocystis sp. PCC 6803
Marko Boehm, Draženka Svedružić, Carolyn E. Lubner…·Kirstin Gutekunst
This study identifies and characterizes ferredoxin isoforms in Synechocystis sp. PCC 6803, revealing their redox properties and functional roles in electron transfer under varying environmental conditions.
- BiochemistrybioRxivPreprint
MgATP/MgADP-dependent conformational dynamics and intrinsically disordered regions of vascular KATP channels revealed by cryoEM
Camden Driggers, Yi‐Ying Kuo, Zhongying Yang…·Show‐Ling Shyng
This study uses cryoEM to reveal MgATP/MgADP-dependent conformational changes and IDR organization in vascular KATP channels.
DOI 10.64898/2026.09.28.753909 - BiochemistryAngewandte Chemie International EditionPeer-reviewed
The endogenous metabolite hypochlorite activates indoleamine 2,3-dioxygenase-1 for catalysis: Functional and mechanistic implications
Setareh Saryazdi, Steven G. Van Lanen
This paper identifies sodium hypochlorite as an endogenous activator of IDO1, revealing a hypohalous acid-dependent catalytic mechanism for L-Trp oxidation.
DOI 10.1002/anie.5275789 - BiochemistrybioRxivPreprint
Cytokine-induced nuclear translocation of STAT1 via a non-transferable NLS
Pramod Kumar, James R. Cavey, Ruoyu Yang…·Gino Cingolani
This study identifies a non-transferable NLS in pSTAT1 that requires importin 5, Ran-GTP, and CAS for nuclear translocation and release, revealing a novel mechanism for cytokine-induced STAT1 signaling.
DOI 10.64898/2026.09.28.754937 - BiochemistrybioRxivPreprint
GraPPI: A Self-Supervised Graph Encoder for Transferable Protein--Protein Interaction Modeling
Zhiyuan Song, Ziyu Shi, Gary Sun…·Haiqing Zhao
GraPPI develops a self-supervised graph encoder for protein-protein interaction modeling, achieving high performance in binding interface prediction and affinity prediction.
DOI 10.64898/2026.09.28.755140 - BiochemistryProceedings of the National Academy of SciencesPeer-reviewed
Mechanism of substrate recognition and catalysis in a mammalian phosphatidylserine synthase 2
Lie Wang, Zhen Zhang, Hongyuan Yang…·Ming Zhou
The paper determines the structure of PTDSS2 from Equus caballus in complex with PE or serine substrates, revealing substrate binding sites and PLD activity.
DOI 10.1073/pnas.2607382123 - BiochemistrybioRxivPreprint
Probing the sequence variability tolerance in a de novo α-helical barrel biocatalyst
Wael Elaily, M. J. BRAUN, David B. Stoll…·Gustav Oberdorfer
This study modifies de novo α-helical barrel biocatalysts using deep learning and computational methods to improve solubility and catalytic performance while maintaining structural stability.
DOI 10.64898/2026.09.28.754888 - BiochemistrybioRxivPreprint
Reconstitution of +1 nucleosome transcription reveals coordinated functions of SAGA, Mediator, and TFIIH
Shigeki Nagai, Dong-Hua Chen, Rayees U.H. Mattoo…·Roger D. Kornberg
This study reconstitutes transcription through the +1 nucleosome using purified yeast factors and finds that SAGA, Mediator, and TFIIH coordinate to overcome nucleosome barriers and regulate transcription initiation.
DOI 10.64898/2026.09.24.754195 - BiochemistryBiochemistryPeer-reviewed
Modulating radical propagation in proteins by proton-coupled electron transfer and hydrogen bonding
Rebecca K. Zawistowski, Timothée Chauviré, Sutanuka Manna…·Brian R. Crane
This study investigates how proton-coupled electron transfer and hydrogen bonding modulate radical propagation in proteins, using cytochrome c peroxidase and Zn-porphyrin variants as models.
DOI 10.1021/acs.biochem.6c00525 - BiochemistrybioRxivPreprint
β-arrestin1 directly engages Gαs to sustain endosomal GPCR signaling
Qian He, Qingning Yuan, XiHeng HE…·Lihua Zhao
This study shows β-arrestin1 directly binds Gαs to sustain endosomal GPCR signaling by stabilizing Gs in a signaling-competent state.
DOI 10.64898/2026.09.27.754863 - BiochemistrybioRxivPreprint
Targeted Quantitative Analysis of Polar and Phosphorylated Intermediates of Algal and Plant Primary Carbon Metabolism Using an Optimized HILIC-Amide Tandem MS Workflow
Nguyễn Kim Ngân Bùi, David Achaintre, Frederik Sommer…·Haim Treves
The paper develops an optimized targeted metabolomics workflow for analyzing central carbon metabolism intermediates in algae and plants with high sensitivity and accuracy.
DOI 10.64898/2026.09.28.754878 - BiochemistrybioRxivPreprint
A diverse family of protein antibiotics inhibits the BAM complex by β-signal mimicry
Fabian Munder, Chunxiao Wang, Luis Jimenez…·Rhys Grinter
This study identifies how diverse Llps inhibit the BAM complex by β-signal mimicry, revealing structural and functional mechanisms across Pseudomonas species.
DOI 10.64898/2026.09.25.754295 - BiochemistrybioRxivPreprint
Subcellular spatiotemporal proteomics delineates distinct phases of ER stress proteostatic response
Lorena Alamillo, Thalia Paiz, Alexander Black…·Edward Lau
This study uses SPLAT-TR to analyze proteome changes in ER stress, revealing distinct temporal phases of protein translocation, clearance, and degradation in different organelles.
DOI 10.64898/2026.09.25.754245 - BiochemistrybioRxivPreprint
A high-throughput screening dataset of small-molecule inhibitors across human DNA glycosylases
Alice Eddershaw, Bjørn Dalhus, O. Gileadi…·Maurice Michel
The paper establishes a high-throughput screening dataset of small-molecule inhibitors across nine human DNA glycosylases, identifying previously unreported inhibitors and making data publicly available.
DOI 10.64898/2026.09.25.752594