Results 11 to 20 of about 167,856 (315)

Protein tyrosine phosphatase non-receptor type 2 as the therapeutic target of atherosclerotic diseases: past, present and future

open access: yesFrontiers in Pharmacology, 2023
Tyrosine-protein phosphatase non-receptor type 2(PTPN2), an important member of the protein tyrosine phosphatase family, can regulate various signaling pathways and biological processes by dephosphorylating receptor protein tyrosine kinases. Accumulating
Xiao-Er Tang   +2 more
doaj   +1 more source

Tyrosine 402 phosphorylation of Pyk2 is involved in ionomycin-induced neurotransmitter release. [PDF]

open access: yesPLoS ONE, 2014
Protein tyrosine kinases, which are highly expressed in the central nervous system, are implicated in many neural processes. However, the relationship between protein tyrosine kinases and neurotransmitter release remains unknown.
Zhao Zhang   +9 more
doaj   +1 more source

Receptor Protein Tyrosine Kinases and Phosphatases

open access: yesCold Spring Harbor Symposia on Quantitative Biology, 1992
It is clear that the number of receptor PTKs and PTPs encoded by a typical vertebrate genome is rather large. Although the signal pathways activated by the receptor PTKs may in many cases be common, specificity is provided by the ligand-binding domain and the availability of ligand.
T, Hunter   +4 more
openaire   +2 more sources

Tyrosine phosphorylation of the BRI1 receptor kinase occurs via a posttranslational modification and is activated by the juxtamembrane domain

open access: yesFrontiers in Plant Science, 2012
In metazoans, receptor kinases control many essential processes related to growth and development and response to the environment. The receptor kinases in plants and animals are structurally similar but evolutionarily distinct and thus while most animal ...
Man-Ho eOh   +3 more
doaj   +1 more source

Grb2 binding induces phosphorylation-independent activation of Shp2

open access: yesCommunications Biology, 2021
Lin et al. investigate the interactions between adaptor protein, Grb2, and the ubiquitously expressed protein tyrosine phosphatase, Shp2. They find that monomeric Grb2 can activate Shp2 and its downstream signalling in the absence of up-regulation of ...
Chi-Chuan Lin   +5 more
doaj   +1 more source

Helicobacter Pylori Targets the EPHA2 Receptor Tyrosine Kinase in Gastric Cells Modulating Key Cellular Functions

open access: yesCells, 2020
Helicobacter pylori, a stomach-colonizing Gram-negative bacterium, is the main etiological factor of various gastroduodenal diseases, including gastric adenocarcinoma. By establishing a life-long infection of the gastric mucosa, H.
Marina Leite   +8 more
doaj   +1 more source

Substrate Specificity of R3 Receptor-like Protein-tyrosine Phosphatase Subfamily toward Receptor Protein-tyrosine Kinases [PDF]

open access: yesJournal of Biological Chemistry, 2013
Receptor-like protein-tyrosine phosphatases (RPTPs) are involved in various aspects of cellular functions, such as proliferation, differentiation, survival, migration, and metabolism. A small number of RPTPs have been reported to regulate activities of some cellular proteins including receptor protein-tyrosine kinases (RPTKs).
Juichi, Sakuraba   +3 more
openaire   +2 more sources

Characterization of B61, the Ligand for the Eck Receptor Protein-Tyrosine Kinase [PDF]

open access: yesJournal of Biological Chemistry, 1995
B61 was originally described as a novel secreted tumor necrosis factor-alpha-inducible gene product in endothelial cells (Holzman, L. B., Marks, R. M., and Dixit, V. M. (1990) Mol. Cell. Biol. 10, 5830-5838). It was recently discovered that soluble recombinant B61 could serve as a ligand for the Eck receptor protein-tyrosine kinase, a member of the Eph/
H, Shao   +4 more
openaire   +2 more sources

Crystal structure of the kinase domain of a receptor tyrosine kinase from a choanoflagellate, Monosiga brevicollis.

open access: yesPLoS ONE, 2023
Genomic analysis of the unicellular choanoflagellate, Monosiga brevicollis (MB), revealed the remarkable presence of cell signaling and adhesion protein domains that are characteristically associated with metazoans. Strikingly, receptor tyrosine kinases,
Teena Bajaj   +2 more
doaj   +1 more source

The fusion proteins TEL-PDGFRβ and FIP1L1-PDGFRα escape ubiquitination and degradation

open access: yesHaematologica, 2009
Background Chimeric oncogenes encoding constitutively active protein tyrosine kinases are associated with chronic myeloid neoplasms. TEL-PDGFRβ (TPβ, also called ETV6-PDGFRB) is a hybrid protein produced by the t(5;12) translocation, FIP1L1-PDGFRα (FPα ...
Federica Toffalini   +6 more
doaj   +1 more source

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