Calpains, the proteases of two faces controlling the epithelial homeostasis in mammary gland

ER García-Trevijano, E Ortiz-Zapater… - Frontiers in Cell and …, 2023 - frontiersin.org
Calpain-1 and calpain-2 are calcium-dependent Cys-proteases ubiquitously expressed in
mammalian tissues with a processive, rather than degradative activity. They are crucial for …

VAV3 in human cancers: Mechanism and clinical implication

SIS Al-Hawary, A Alsalamy, R Gupta, HO Alsaab… - … -Research and Practice, 2023 - Elsevier
Guanine nucleotide exchange factors (GEFs) are primarily involved in signal transmission
between cell membrane receptors and intracellular mediators. Upon replacing GDP with …

Rho GTPase activity crosstalk mediated by Arhgef11 and Arhgef12 coordinates cell protrusion-retraction cycles

S Nanda, A Calderon, A Sachan, TT Duong… - Nature …, 2023 - nature.com
Rho GTPases play a key role in the spatio-temporal coordination of cytoskeletal dynamics
during cell migration. Here, we directly investigate crosstalk between the major Rho …

Intrinsically Disordered Membrane Anchors of Rheb, RhoA, and DiRas3 Small GTPases: Molecular Dynamics, Membrane Organization, and Interactions

CM Hutchins, AA Gorfe - The Journal of Physical Chemistry B, 2024 - ACS Publications
Protein structure has been well established to play a key role in determining function;
however, intrinsically disordered proteins and regions (IDPs and IDRs) defy this paradigm …

Regulation of the RhoA exchange factor GEF-H1 by profibrotic stimuli through a positive feedback loop involving RhoA, MRTF, and Sp1

S Venugopal, Q Dan… - … of Physiology-Cell …, 2024 - journals.physiology.org
RhoA and its effectors, the transcriptional coactivators myocardin-related transcription factor
(MRTF) and serum response factor (SRF), control epithelial phenotype and are …

Plakophilin 4 controls the spatio-temporal activity of RhoA at adherens junctions to promote cortical actin ring formation and tissue tension

L Müller, R Keil, M Glaß, M Hatzfeld - Cellular and Molecular Life Sciences, 2024 - Springer
Abstract Plakophilin 4 (PKP4) is a component of cell–cell junctions that regulates
intercellular adhesion and Rho-signaling during cytokinesis with an unknown function …

Novel cardiovascular protective effects of RhoA signaling and its therapeutic implications

JEC Soh, A Shimizu, A Sato, H Ogita - Biochemical Pharmacology, 2023 - Elsevier
Ras homolog gene family member A (RhoA) belongs to the Rho GTPase superfamily, which
was first studied in cancers as one of the essential regulators controlling cellular function …

Discovery of differentially expressed proteins for CAR-T therapy of ovarian cancers with a bioinformatics analysis

D Anurogo, CL Liu, YC Chang, YH Chang… - Aging (Albany …, 2024 - pmc.ncbi.nlm.nih.gov
Target antigens are crucial for develo** chimeric antigen receptor (CAR)-T cells, but their
application to ovarian cancers is limited. This study aimed to identify potential genes as CAR …

PALS1 is a key regulator of the lateral distribution of tight junction proteins in renal epithelial cells

AC Groh, A Möller-Kerutt, K Gilhaus… - Journal of Cell …, 2024 - journals.biologists.com
The evolutionarily conserved apical Crumbs (CRB) complex, consisting of the core
components CRB3a (an isoform of CRB3), PALS1 and PATJ, plays a key role in epithelial …

Actomyosin clusters as active units sha** living matter

K Kruse, R Berthoz, L Barberi, AC Reymann… - Current Biology, 2024 - cell.com
Stress generation by the actin cytoskeleton shapes cells and tissues. Despite impressive
progress in live imaging and quantitative physical descriptions of cytoskeletal network …