Chk1 ps345
WebJun 1, 2011 · Activation of the CHK1-mediated checkpoint is a complex multi-step process and begins with ATR-dependent phosphorylation of CHK1 at S317 and S345 following … WebNS1mTAD1-S1 and NS1mTAD3-S1 cells induce G2-phase arrest through activation of the ATR-CHK1-CDC25C-CDK1 pathway. (A) B19V NS1 mutants, NS1mTAD1 and NS1mTAD3, transactivate P6 promoter.
Chk1 ps345
Did you know?
WebBackground. Chk1 kinase acts downstream of ATM/ATR kinase and plays an important role in DNA damage checkpoint control, embryonic development, and tumor suppression (1). … WebFeb 18, 2024 · Accordingly, depletion of DDX11 causes reduced levels of single-stranded DNA, a reduction of chromatin-bound replication protein A, and impaired CHK1 phosphorylation at serine-345. Taken together, we propose that DDX11 plays a role in dismantling secondary structures during DNA replication, thereby promoting CHK1 …
WebNov 1, 2015 · Commercially available antibodies used were as follows: The monoclonal antibody against phospho-Chk1 (Ser345) was obtained from Cell Signaling Technology (Beverly, MA, USA). The monoclonal antibodies against Chk1, Chk2 and Cdc25A were obtained from Santa Cruz Biotechnology (Santa Cruz, CA, USA). Web[pS345] - Chk1: Purity % Peak Area By HPLC ≥ 95%: Molecular Weight : 1147.2: Storage-20°C: Sequence (One-Letter Code) QGISF-pS-QPTC: Sequence (Three-Letter Code) H …
WebPhospho-Chk1 (Ser345) Antibody detects endogenous levels of Chk1 only when phosphorylated at serine 345. This antibody does not cross-react with Chk1 when phosphorylated at other sites. Species Reactivity: Human, … WebJun 17, 2024 · Within 10 min of treatment with AZD6738, both CHK1 autophosphorylation of Ser296 and ATR kinase-dependent CHK1 phosphorylation of Ser345 were reversed, indicating that CHK1 was inactivated very quickly after ATR kinase inhibition (Fig. 2 G–I). Thus, CHK1 kinase activity is ATR kinase-dependent, and the two are temporally and …
WebThe AlphaLISA® SureFire® Ultra™ p-CHK1 (Ser345) assay is a sandwich immunoassay for quantitative detection of phospho-CHK1 …
WebPs345 Chk1, supplied by Millipore, used in various techniques. Bioz Stars score: 86/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions … preacher tony finneyWebSimilarly, depletion of MHF1 or MHF2 individually, or in combination also causes a dra- matic increase of Chk1-pS345 and BLM foci, both of which coloc- alize nicely with ALT telomeres as well (Fig ... preacher tommy batesWebApr 5, 2024 · Relative levels of CHK1-pS345, RPA-pS33, and RPA-pS4/8 in CPT-treated cells are quantitated in Fig. S5c. (b) Cells were immunostained with α-RPA32-pS4/8 (red) and α-RPA32 (green) antibodies ... preacher tony hutsonWebDec 26, 2014 · Chk1 is a key effector kinase that controls cell cycle progression after DNA damage. Activation of Chk1 relies on the phosphorylation of Ser 317 and Ser 345 by … preacher to the papal householdWeb[pS345]-Chk1 - This is amino acids 340 to 349 fragment of Chk-1 protein, phosphorylated at Ser345. Chk1, an evolutionarily conserved protein kinase, has been implicated in cell … scoot and foodWebCHK1 is phosphorylated on Serine 345 (S345) in response to UV, IR and hydroxyurea (HU). CHK1 plays an essential role in the mammalian DNA damage checkpoint, embryonic … preacher tony scottWebPhospho-CHK1 (Ser345) Antibody (MA5-45974) in ICC/IF. Immunofluorescence analysis of CHK1 (pS345) was performed using 70% confluent log phase HeLa cells treated with 5 μM Etoposide for 16 hrs. The cells were fixed with 4% Paraformaldehyde for 10 minutes, permeabilized with 0.1% Triton™ X-100 for 15 minutes, and blocked with 2% BSA for 45 ... preacher towels