JBC News

AI-designed biomarker improves malaria diagnostics
Researchers from the University of Melbourne engineered Plasmodium vivax diagnostic protein with enhanced yield and stability while preserving antibody-binding, paving the way for more reliable malaria testing.

Matrix metalloproteinase inhibitor reduces cancer invasion
Scientists at the Mayo Clinic engineered a TIMP-1 protein variant that selectively inhibits MMP-9 and reduces invasion of triple-negative breast cancer cells, offering a promising tool for targeted cancer research.

Antibiotic sensor directly binds drug in resistant bacteria
Researchers at Drexel University uncover how the vancomycin-resistant bacterial sensor binds to the antibiotic, offering insights to guide inhibitor design that restores antibiotic effectiveness against hospital-acquired infections.

How sugars shape Marfan syndrome
Research from the University of Georgia shows that Marfan syndrome–associated fibrillin-1 mutations disrupt O glycosylation, revealing unexpected changes that may alter the protein's function in the extracellular matrix.

Glow-based assay sheds light on disease-causing mutations
University of Michigan researchers create a way to screen protein structure changes caused by mutations that may lead to new rare disease therapeutics.

Receptor antagonist reduces age-related bone loss in mice
Receptor antagonist reduces bone loss and promotes osteoblast activity in aging mice, highlighting its potential to treat osteoporosis. Read more about this recent JBC paper.

Engineered fusion protein targets kiwifruit pathogen
Synthetic protein selectively kills kiwifruit pathogen, offering a promising biocontrol strategy for agriculture. Read more about this recent JBC paper.

Pathogen-derived enzyme engineered for antibiotic design
Engineered variants of a bacterial enzyme developed at the University at Buffalo accept larger substrates, paving the way for new acinetobactin-based antimicrobials. Read more about this recent JBC paper.

Bacterial enzyme catalyzes body odor compound formation
Researchers identify a skin-resident Staphylococcus hominis dipeptidase involved in creating sulfur-containing secretions. Read more about this recent Journal of Biological Chemistry paper.