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
High-Affinity, Structure-Validated and Selective Macrocyclic Peptide Tools for Chemical Biology Studies of Huntingtin
Esther Wolf, Rebeka Cataldo de Oliveira Fanti, Tatsuya Ikenoue…·Rachel Harding
This paper identifies and characterizes high-affinity, selective macrocyclic peptide ligands for Huntingtin, enabling structural and functional studies of HTT and its complex with HAP40.
1 citation - BiochemistryJournal of the American Chemical SocietyPeer-reviewed
Chemical Synthesis of Oligosaccharides Derived from Streptococcus pneumoniae Serotype 35B and D to Investigate Binding of Complement and Serum Factors
Ivan A. Gagarinov, Lin Liu, Francesco Torricella…·Geert‐Jan Boons
This study synthesizes oligosaccharides from Streptococcus pneumoniae serotypes 35B and 35D to investigate their binding to complement and serum factors, revealing the role of O-acetylation in immune evasion and vaccine efficacy.
- BiochemistrybioRxivPreprint
Exploring T. cruzi IMPDH as a promising target through Chagas Box screening and AVN-944 inhibition
Ángel Lobo-Rojas, Letícia Marchese, Amanda Gonçalves Eufrásio…·Artur T. Cordeiro
The paper identifies TcIMPDH as a druggable target for Chagas disease and shows AVN-944 has potent inhibition and selectivity in infected cells.
1 citation - BiochemistryProceedings of the National Academy of SciencesPeer-reviewed
Engineering a highly selective, hemoprotein-based scavenger as a carbon monoxide poisoning antidote with no hypertensive effect
Matthew R. Dent, Anthony W. DeMartino, Qinzi Xu…·Mark T. Gladwin
This paper develops a hemoprotein-based CO scavenger that selectively removes CO from hemoglobin, accelerates its clearance, and avoids hypertension compared to hemoglobin-based treatments.
7 citations - BiochemistryNature CommunicationsPeer-reviewed
14-3-3 binding maintains the Parkinson's associated kinase LRRK2 in an inactive state
Juliana A. Martinez Fiesco, Alexandra G. Beilina, Astrid Alvarez de la Cruz…·Ping Zhang
The paper presents the cryo-EM structure of the LRRK2:14-3-32 complex, showing how 14-3-3 binding inhibits LRRK2 activity and how PD mutations disrupt this interaction.
27 citationstop 1% - BiochemistryJournal of Biological ChemistryPeer-reviewed
Structural unification of diverse membrane-boundacyltransferases reveals a conserved fold that defines the Transmembrane Acyl Transferase (TmAT) superfamily
Bethan E. Kinniment-Williams, Vytaute Jurgeleviciute, David West…·Gavin H. Thomas
The paper identifies a conserved 10-transmembrane helical fold in diverse acyl transferases, defining the TmAT superfamily involved in transmembrane acyl-group transfer.
4 citations - BiochemistryNature MetabolismPeer-reviewed
Spatial quantitative metabolomics enables identification of remote and sustained ipsilateral cortical metabolic reprogramming after stroke
Gangqi Wang, Bernard M. van den Berg, Sarantos Kostidis…·Ton J. Rabelink
This paper introduces a quantitative MSI workflow using 13C-labeled yeast extract to enable reliable spatial metabolomics, revealing metabolic changes in the ipsilateral cortex after stroke.
41 citationstop 1% - BiochemistryInternational Journal of Biological MacromoleculesPeer-reviewed
Corylus avellana non-specific lipid-transfer protein Cor a 8 is a moonlighting enzyme with a new lipase activity
Alex Fissore, Giulia Di Napoli, Maria Laura De Sciscio…·Salvatore Adinolfi
This study identifies Cor a 8, a non-specific lipid-transfer protein, as a novel lipase in hazelnuts that hydrolyzes triglycerides and contributes to lipid oxidation.
3 citations - BiochemistryNature CommunicationsPeer-reviewed
A rapid, facile, and economical method for the isolation of ribosomes and translational machinery for structural and functional studies
Jessey Erath, Danielle Kemper, Elisha Mugo…·Slavica Pavlovic Djuranovic
This paper introduces RAPPL, a rapid, simple, and cost-effective method for isolating ribosomes and translational machinery, demonstrating its utility in functional and structural studies across various species and sample types.
- BiochemistrybioRxivPreprint
Antioxidant enzyme activity, lipid peroxidation, and glycemic control among patients with type 2 diabetes mellitus in Buea Regional Hospital, Cameroon: A hospital-based case-control study
Leon Brandon Nyake Mbu Akime, Ebot Walter Ojong, Ayuk Betrand Tambe…·Tabe Cletus Akwa
This study compares antioxidant enzyme activity and lipid peroxidation levels between type 2 diabetes patients with good and poor glycemic control and healthy controls in Cameroon.
DOI 10.1101/2025.08.05.668833 - BiochemistrybioRxivPreprint
Characterization of bacterial fucokinase/GDP-fucose pyrophosphorylase (FKP) enzymes supports the evolution of interdomain communication and modularity in the FKP family
Nicholas T. Smith, Autumn J. Hodgins, Marie E. Boddington…·Graeme W. Howe
This study characterizes bacterial FKP enzymes, revealing evolutionary origins and functional diversity through biochemical and phylogenetic analyses.
DOI 10.1101/2025.08.05.668714 - BiochemistrybioRxivPreprint
Structural and dynamic insights into phosphate uptake by PHT1 transporter in rice
Zhangmeng Du, Zeyuan Guan, Hai Liu…·Zhu Liu
The paper presents cryo-EM structures of the rice Pi transporter OsPHT1;11 and reveals its conformational dynamics and mechanism for phosphate uptake.
DOI 10.1101/2025.08.04.668567 - BiochemistrybioRxivPreprint
Cardiac metabolite exchange measured in pigs during myocardial ischemia and reperfusion
Ian J. Tamburini, Aleksandra Stamenković, Hosung Bae…·Amir Ravandi
This study measures cardiac metabolite exchange in pigs during myocardial ischemia and reperfusion, revealing dynamic metabolic changes and transient protein degradation.
DOI 10.1101/2025.08.04.668556 - BiochemistrybioRxivPreprint
Dual E3 ligase recruitment by monovalent degraders enables redundant and tuneable degradation of SMARCA2/4
Valentina A. Spiteri, Dmitri Segal, Alejandro Correa-Sáez…·Georg E. Winter
This study shows that a monovalent MGD can recruit two E3 ligases redundantly to degrade SMARCA2/4, with tunable ligase preference through chemical and genetic modifications.
7 citations - BiochemistrybioRxivPreprint
Purification of amylase from local isolate Bacillus subtilis A4
The paper purifies amylase from Bacillus subtilis A4 using ammonium sulphate precipitation, ion-exchange chromatography, and gel filtration, achieving a 49% yield after six purification steps.
DOI 10.1101/2025.08.04.668472 - BiochemistrybioRxivPreprint
In-cell structure of a LINC complex reveals the molecular basis for membrane remodelling and head-to-tail coupling in sperm cells
Tom Dendooven, Mina Ebrahimi, Ália dos Santos…·Matteo Allegretti
The paper determines the sub-nanometer structure of the SUN5-Nesprin3 LINC complex in human sperm cells, revealing its role in nuclear envelope remodelling and male infertility.
- BiochemistryNature CommunicationsPeer-reviewed
Real-time capture of σN transcription initiation intermediates reveals mechanism of ATPase-driven activation by limited unfolding
Andreas U. Müller, N.Christine Molina, B. Tracy Nixon, Seth Andrew Darst
The paper uses structural and biochemical analysis to show that ATPase-driven translocation of σN-RI through a DNA bubble activates transcription initiation by disrupting inhibitory structures.
- BiochemistryProceedings of the National Academy of SciencesPeer-reviewed
Protective antigen-mediated delivery of an anti-CRISPR proteinfor precision genome editing
Axel O. Vera, Nicholas L. Truex, Vedagopuram Sreekanth…·Ronald T. Raines
This paper develops a protein-based delivery system for anti-CRISPR proteins to precisely control Cas9 activity, reducing off-target effects and improving genome editing specificity.
7 citations - BiochemistrybioRxivPreprint
Covalent Modulators of Immune Regulatory Transcription Factors IRF8 and IRF5
Thang Do Cong, Henry Chan, Justin Greene…·Daniel K. Nomura
This paper identifies covalent modulators that target and degrade IRF5 and IRF8, key inflammatory transcription factors, with TH-B10 showing potent and selective degradation of IRF8.