The transition model of RTK activation: A quantitative framework for understanding RTK signaling and RTK modulator activity

MD Paul, K Hristova - Cytokine & growth factor reviews, 2019 - Elsevier
Here, we discuss the transition model of receptor tyrosine kinase (RTK) activation, which is
derived from biophysical investigations of RTK interactions and signaling. The model …

Protein homodimer sequestration with small molecules: Focus on PD-L1

C Bailly, G Vergoten - Biochemical Pharmacology, 2020 - Elsevier
Monoclonal antibodies targeting the PD-1/PD-L1 immune checkpoint have emerged as
efficient cancer biotherapeutics. In parallel, small molecules targeting PD-L1 are actively …

EGFR forms ligand-independent oligomers that are distinct from the active state

PO Byrne, K Hristova, DJ Leahy - Journal of Biological Chemistry, 2020 - ASBMB
The human epidermal growth factor receptor (EGFR/ERBB1) is a receptor tyrosine kinase
(RTK) that forms activated oligomers in response to ligand. Much evidence indicates that …

[HTML][HTML] P120 catenin potentiates constitutive E-cadherin dimerization at the plasma membrane and regulates trans binding

V Vu, T Light, B Sullivan, D Greiner, K Hristova… - Current Biology, 2021 - cell.com
Cadherins are essential adhesion proteins that regulate tissue cohesion and paracellular
permeability by assembling dense adhesion plaques at cell-to-cell contacts. Adherens …

Quantifying the strength of heterointeractions among receptor tyrosine kinases from different subfamilies: Implications for cell signaling

MD Paul, HN Grubb, K Hristova - Journal of Biological Chemistry, 2020 - ASBMB
Receptor tyrosine kinases (RTKs) are single-pass membrane proteins that control vital cell
processes such as cell growth, survival, and differentiation. There is a growing body of …

Digital nanoreactors to control absolute stoichiometry and spatiotemporal behavior of DNA receptors within lipid bilayers

V Maingi, Z Zhang, C Thachuk, N Sarraf… - Nature …, 2023 - nature.com
Interactions between membrane proteins are essential for cell survival but are often poorly
understood. Even the biologically functional ratio of components within a multi-subunit …

A Bilayer Polyurethane Patch with Sustained Growth Factor Release and Antibacteria for Re-epithelization of Large-Scale Oral Mucosal Defects

Q Zhang, J Chen, T Zhang, D Liu, X Long… - … Applied Materials & …, 2024 - ACS Publications
In the field of oral and maxillofacial surgery, extensive oral soft-tissue injuries occur
repeatedly in clinical practice; however, effective restorative materials are lacking. In this …

The biased ligands NGF and NT-3 differentially stabilize Trk-A dimers

F Ahmed, E Zapata-Mercado, S Rahman, K Hristova - Biophysical journal, 2021 - cell.com
Trk-A is a receptor tyrosine kinase (RTK) that plays an essential role in the development and
functioning of the nervous system. Trk-A is expressed in neurons and signals in response to …

Probing Membrane Protein Association Using Concentration‐Dependent Number and Brightness

MD Paul, R Rainwater, Y Zuo, L Gu… - Angewandte …, 2021 - Wiley Online Library
We introduce concentration‐dependent number and brightness (cdN&B), a fluorescence
fluctuation technique that can be implemented on a standard confocal microscope and can …

Engineering aptamers to enhance their interaction with protein target for selective inhibition of cell surface receptors

L Song, Y Wang, Y Guo, S Bulale, M Zhou, F Yu… - International Journal of …, 2024 - Elsevier
Cell surface receptors play a key role in intracellular signaling, and their overexpression and
activation are among the drivers of multiple diseases. Selective inhibition of cell surface …