Protein tyrosine phosphatases in cell adhesion

KA Young, L Biggins, HJ Sharpe - Biochemical Journal, 2021 - portlandpress.com
Adhesive structures between cells and with the surrounding matrix are essential for the
development of multicellular organisms. In addition to providing mechanical integrity, they …

Mining the function of protein tyrosine phosphatases in health and disease

H Lee, JS Yi, A Lawan, K Min, AM Bennett - Seminars in cell & …, 2015 - Elsevier
Protein tyrosine phosphatases (PTPs) play a crucial role in the regulation of human health
and it is now clear that PTP dysfunction is causal to a variety of human diseases. Research …

Affinity purification mass spectrometry analysis of PD-1 uncovers SAP as a new checkpoint inhibitor

M Peled, AS Tocheva, S Sandigursky… - Proceedings of the …, 2018 - National Acad Sciences
Programmed cell death-1 (PD-1) is an essential inhibitory receptor in T cells. Antibodies
targeting PD-1 elicit durable clinical responses in patients with multiple tumor indications …

Allosteric activation of protein phosphatase 5 with small molecules

Q Zhang, L Yan, L Zhang, J Yu, Z Han… - Journal of Medicinal …, 2024 - ACS Publications
The activation of PP5 is essential for a variety of cellular processes, as it participates in a
variety of biological pathways by dephosphorylating substrates. However, activation of PP5 …

Increased O-GlcNAcylation promotes IGF-1 receptor/PhosphatidyI Inositol-3 kinase/Akt pathway in cervical cancer cells

V Jiménez-Castillo, D Illescas-Barbosa, E Zenteno… - Scientific Reports, 2022 - nature.com
O-linked β-N-acetylglucosaminylation (O-GlcNAcylation) is a reversible post-translational
modification on serine and threonine residues of cytosolic, nuclear and mitochondrial …

PRL2 phosphatase enhances oncogenic FLT3 signaling via dephosphorylation of the E3 ubiquitin ligase CBL at tyrosine 371

H Chen, Y Bai, M Kobayashi, S Xiao, W Cai, S Barajas… - Blood, 2023 - ashpublications.org
Acute myeloid leukemia (AML) is an aggressive blood cancer with poor prognosis. FMS-like
tyrosine kinase receptor-3 (FLT3) is one of the major oncogenic receptor tyrosine kinases …

The induction of SHP-1 degradation by TAOK3 ensures the responsiveness of T cells to TCR stimulation

A Poirier, JVS Ormonde, I Aubry, BM Abidin… - Science …, 2024 - science.org
Thousand-and-one–amino acid kinase 3 (TAOK3) is a serine and threonine kinase that
belongs to the STE-20 family of kinases. Its absence reduces T cell receptor (TCR) signaling …

Noonan syndrome-associated SHP2 dephosphorylates GluN2B to regulate NMDA receptor function

AD Levy, X Xiao, JE Shaw, SPS Devi, SM Katrancha… - Cell reports, 2018 - cell.com
Hyperactivating mutations in the non-receptor tyrosine phosphatase SHP2 cause Noonan
syndrome (NS). NS is associated with cognitive deficits, but how hyperactivation of SHP2 in …

PTEN dephosphorylates Abi1 to promote epithelial morphogenesis

Y Qi, J Liu, J Chao, PA Greer, S Li - Journal of Cell Biology, 2020 - rupress.org
The tumor suppressor PTEN is essential for early development. Its lipid phosphatase activity
converts PIP3 to PIP2 and antagonizes the PI3K–Akt pathway. In this study, we demonstrate …

Signaling by the phosphatase MKP-1 in dendritic cells imprints distinct effector and regulatory T cell fates

G Huang, Y Wang, LZ Shi, TD Kanneganti, H Chi - Immunity, 2011 - cell.com
Naive T cells respond to antigens by differentiating into effector and regulatory lineages.
Whereas the roles of T cell-intrinsic pathways have been extensively studied, how T cell …