Ubiquitin—A structural perspective

R Agrata, D Komander - Molecular Cell, 2025 - cell.com
The modification of proteins and other biomolecules with the small protein ubiquitin has
enthralled scientists from many disciplines for decades, creating a broad research field …

Distinguishing mutants that resist drugs via different mechanisms by examining fitness tradeoffs

K Schmidlin, S Apodaca, D Newell, A Sastokas… - Elife, 2024 - elifesciences.org
There is growing interest in designing multidrug therapies that leverage tradeoffs to combat
resistance. Tradeoffs are common in evolution and occur when, for example, resistance to …

E2–Ub-R74G strategy reveals E2-specific ubiquitin conjugation profiles in live cells

S Shen, H Yin - Nature Chemical Biology, 2025 - nature.com
Abstract The E2 ubiquitin (Ub)-conjugating enzyme primarily determines Ub conjugation as
Ub-isopeptide (lysine), Ub-oxyester (serine/threonine) or Ub-thioester (cysteine). However …

Distinguishing mutants that resist drugs via different mechanisms by examining fitness tradeoffs

S Kara, S Apodaca, D Newell, S Alexander, G Kinsler… - eLife, 2024 - search.proquest.com
There is growing interest in designing multidrug therapies that leverage tradeoffs to combat
resistance. Tradeoffs are common in evolution and occur when, for example, resistance to …

Dominant negative mutations in yeast Hsp90 reveal triage decision mechanism targeting client proteins for degradation

JM Flynn, ME Joyce, DNA Bolon - bioRxiv, 2024 - pmc.ncbi.nlm.nih.gov
Most of the fundamental processes of cells are mediated by proteins. However, the
biologically-relevant mechanism of most proteins are poorly understood. Dominant negative …

Dominant negative mutations in yeast Hsp90 indicate triage decision mechanism targeting client proteins for degradation

JM Flynn, ME Joyce, DNA Bolon - Molecular Biology of the Cell, 2025 - molbiolcell.org
Dominant negative (DN) mutations provide valuable tools for investigating protein
mechanisms but can be difficult to isolate because of their toxic effects. We used a …

Distinguishing mutants that resist drugs via different mechanisms by examining fitness tradeoffs across hundreds of fluconazole-resistant yeast strains

K Schmidlin, S Apodaca, D Newell, A Sastokas… - bioRxiv, 2023 - biorxiv.org
There is growing interest in designing multidrug therapies that leverage tradeoffs to combat
drug resistance. Tradeoffs are common in evolution and occur when, for example, resistance …

Engineered Ubiquitin Variants Mitigate Pathogenic Bacterial Ubiquitin Ligase Function

BE Dubrule, A Wagner, W Zhang, AJ Middleton… - bioRxiv, 2024 - biorxiv.org
During infection some pathogenic gram-negative bacteria, such as Salmonella, manipulate
the host ubiquitination system through the delivery of secreted effectors known as novel E3 …

Functional protein oligomers

S Sahoo, LR Balireddygari, AA Padhy, S Kumari… - The Three Functional …, 2025 - Elsevier
Protein oligomerization is a fundamental, yet a complex process adapted by the cell to
evolve proteins with diverse or efficient functions and enhanced stability. This evolutionary …

Investigating the Functional Consequences of the Interaction Between Engineered Ubiquitin Variants and the Salmonella Novel E3 Ligase SspH1

BE Dubrule - 2024 - era.library.ualberta.ca
During infection some pathogenic gram-negative bacteria, such as Salmonella, manipulate
the host ubiquitination system through the delivery of secreted effectors known as novel E3 …