Results 61 to 70 of about 184,784 (335)

Cross-phosphorylation of bacterial serine/threonine and tyrosine protein kinases on key regulatory residues

open access: yesFrontiers in Microbiology, 2014
Bacteria possess protein serine/threonine and tyrosine kinases which resemble eukaryal kinases in their capacity to phosphorylate multiple substrates. We hypothesized that the analogy might extend further, and bacterial kinases may also undergo mutual ...
Lei eShi   +7 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

Regulation of the Src protein tyrosine kinase

open access: yesFEBS Letters, 1995
Members of the Src family of protein tyrosine kinases are involved in a variety of cellular processes, including cell growth, cell differentiation and neuronal signalling. N‐terminal to the catalytic domain, Src family members contain a Src homology 2 (SH2) domain, a Src homology 3 (SH3) domain, and a unique domain, all capable of protein‐protein ...
openaire   +3 more sources

A cytosolic protein tyrosine kinase in rat adipocytes [PDF]

open access: yesFEBS Letters, 1992
Previous studies suggested that insulin receptor tyrosine kinase (IRTK) is the sole tyrosine kinase in rat adipocytes. We now report that this cell type also contains a cytosolic soluble protein tyrosine kinase (CytPTK) which is not related to IRTK. The enzyme phosphorylated PolyGlu4Tyr whith high efficiency at a rate of 20 ± 2 pmoI PTyr/20μg PolyGlu4 ...
Yoram Shechter, Assia Shisheva
openaire   +3 more sources

Targeting rapid TKI‐induced AXL upregulation overcomes adaptive ERK reactivation and exerts antileukemic effects in FLT3/ITD acute myeloid leukemia

open access: yesMolecular Oncology, EarlyView.
Adaptive ERK reactivation hinders FLT3 tyrosine kinase inhibitor (TKI) treatment in FLT3/ITD acute myeloid leukemia. Here, we report that FLT3 TKI treatment rapidly induces AXL expression and upregulation that is temporally associated with the adaptive ERK reactivation.
Tessa S. Seale   +9 more
wiley   +1 more source

Current understanding of tyrosine kinase BMX in inflammation and its inhibitors

open access: yesBurns & Trauma, 2014
Tec family kinases, which include tyrosine kinase expressed in hepatocellular carcinoma (TEC), Bruton's tyrosine kinase (BTK), interleukin (IL)-2-inducible T-cell kinase (ITK), tyrosine-protein kinase (TXK), and bone marrow tyrosine kinase on chromosome ...
Le Qiu, Fei Wang, Sheng Liu, Xu-Lin Chen
doaj   +1 more source

MET variants with activating N‐lobe mutations identified in hereditary papillary renal cell carcinomas still require ligand stimulation

open access: yesMolecular Oncology, EarlyView.
MET variants in the N‐lobe of the kinase domain, found in hereditary papillary renal cell carcinoma, require ligand stimulation to promote cell transformation, in contrast to other RTK variants. This suggests that HGF expression in the microenvironment is important for tumor growth in such patients. Their sensitivity to MET inhibitors opens the way for
Célia Guérin   +14 more
wiley   +1 more source

BRK targets Dok1 for ubiquitin-mediated proteasomal degradation to promote cell proliferation and migration.

open access: yesPLoS ONE, 2014
Breast tumor kinase (BRK), also known as protein tyrosine kinase 6 (PTK6), is a non-receptor tyrosine kinase overexpressed in more that 60% of human breast carcinomas.
Sayem Miah   +7 more
doaj   +1 more source

Molecular and functional profiling unravels targetable vulnerabilities in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
We used whole exome and RNA‐sequencing to profile divergent genomic and transcriptomic landscapes of microsatellite stable (MSS) and microsatellite instable (MSI) colorectal cancer. Alterations were classified using a computational score for integrative cancer variant annotation and prioritization.
Efstathios‐Iason Vlachavas   +15 more
wiley   +1 more source

Lichen planopilaris-like eruption during treatment with tyrosine kinase inhibitor nilotinib [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2016
Tyrosine kinase inhibitors are effective as a target therapy for malignant neoplasms. Imatinib was the first tyrosine kinase inhibitor used. After its introduction, several other drugs have appeared with a similar mechanism of action, but less prone to ...
Juliana Ribeiro Leitão   +4 more
doaj   +1 more source

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