protein phosphatase type 2A
Role of B Regulatory Subunits of Protein Phosphatase Type 2A in Myosin II Assembly Control in Dictyostelium discoideum
... of protein phosphatase gene expression re- vealed strong induction of PP2A core dimer subunits pho2a and pppA and of the phr2aB ␣ subunit that was originally identified in the work of Murphy and Egelhoff ...
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Protein phosphatase 2A promotes the transition to G0 during terminal differentiation in Drosophila
... Protein phosphatase type 2A complex (PP2A) has been known as a tumor suppressor for over two decades, but it remains unclear exactly how it suppresses tumor ...E protein levels, ...
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Induction of p53-Independent Apoptosis by the Adenovirus E4orf4 Protein Requires Binding to the Bα Subunit of Protein Phosphatase 2A
... binding protein (HA-MBP) present at the amino ...code. Protein expression. To verify protein expression from wild-type and mutant E4orf4 plasmids, Lipofectamine PLUS (Gibco-BRL) was used ...
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Genetic Analysis of B55α/Cdc55 Protein Phosphatase 2A Subunits: Association with the Adenovirus E4orf4 Protein
... Figure 2A (plates at the left) shows that al- though cdc55 mutant yeast reconstituted with wild-type CDC55 lost viability following the expression of E4orf4, all of the mu- tants were resistant to E4orf4 ...
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Amino-terminal regions of polyomavirus middle T antigen are required for interactions with protein phosphatase 2A.
... MT protein expressed in parallel transfections (see ...associated phosphatase activity were also defective for associated kinase activity ...mutant protein behaved simi- larly to wild-type MT ...
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Protein phosphatase 2A (PP2A): a key phosphatase in the progression of chronic obstructive pulmonary disease (COPD) to lung cancer
... cell type is often due to a com- bination of intrinsic factors; such as genetic alteration, and extrinsic factors; such as environmental exposure ...of protein phosphatase 2A (PP2A) in the ...
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Protein phosphatase 2A regulates self renewal of Drosophila neural stem cells
... significant number of cells in tws 60 larval brains are labeled by activated Caspase 3 (also known as Decay), in contrast with wild- type brains in which very few cells are labeled (see Fig. S1F in the ...
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Protein Phosphatase 2A Enhances Activation of Human Immunodeficiency Virus Type 1 by Phorbol Myristate Acetate
... the phosphatase is preferable, but this approach has the potential to be complicated by the trans- lational and posttranslational autoregulatory mechanisms, seen in various cell lines, that serve to maintain ...
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Adenovirus Protein E4orf4 Induces Premature APCCdc20 Activation in Saccharomyces cerevisiae by a Protein Phosphatase 2A-Dependent Mechanism
... Protein phosphatase 2A (PP2A) represents a major class of serine/threonine phosphatases that is evolutionally conserved across eukaryotes and plays a regulatory role in numerous cellular processes, ...
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Genetic variation in the tau protein phosphatase 2A pathway is not associated with Alzheimer's disease risk
... which jointly consider multiple variants in interacting or related genes, might complement the most-signifi- cant SNPs/genes approach for interpreting genome- wide association (GWA) data on complex diseases [7,8]. In ...
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TORC2 Signaling Is Antagonized by Protein Phosphatase 2A and the Far Complex in Saccharomyces cerevisiae
... Similar phenotypes of far11D and sac7D mutations promp- ted us to determine whether they act through the same mo- lecular mechanism. Accordingly, we compared the growth of a tor2-21 sac7D far11D triple mutant to ...
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Protein phosphatase 2A modulates podocyte maturation and glomerular functional integrity in mice
... revealed that proteinuria results from defects in the actin cytoskeleton, the slit diaphragm, the glomerular base- ment membrane, and podocyte loss. Interestingly in present study, deletion of PP2A in podocytes leads to ...
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Mutations in the Saccharomyces cerevisiae Type 2A Protein Phosphatase Catalytic Subunit Reveal Roles in Cell Wall Integrity, Actin Cytoskeleton Organization and Mitosis
... PP2A and cell wall integrity: Since Ts- pph22 cells show an aberrant distribution of the actin cytoskeleton and defective bud morphogenesis at 37”, it is possible that PP2[r] ...
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Therapeutic relevance of the protein phosphatase 2A in cancer
... Upon PP2A inhibition with cantharidin treatment, we found preferential loss in viability of the PLK1- overexpressing cells but not the control cells (Figure 2B). To corroborate the specificity of these results, a less ...
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Role of GSK3β and PP2A on Regulation of Tau Phosphorylation in Hippocampus and Memory Impairment in ICV STZ Animal Model of Alzheimer’s Disease
... Intracerebroventricular administration (ICV) of streptozotocin (STZ) in rats has been associated to desensitization of the insulin receptor (IR) and biochemical changes similar to those occurring in Alzheimer’s disease ...
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FAM122A, a new endogenous inhibitor of protein phosphatase 2A
... the protein level, protein phosphorylation is dynamically controlled by kinases and phosphatases, whose opposite actions reversibly phosphorylate proteins ...[1]. Type 2A protein ...
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Characterization of the interaction of polyomavirus middle T antigen with type 2A protein phosphatase.
... Furthermore, we detected protein kinase activity in PP2A immunoprecipitates and protein phosphatase activity in src immune complexes from extracts of middle T-antigen-transformed, but no[r] ...
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Catalytic Subunit 1 of Protein Phosphatase 2A Is a Subunit of the STRIPAK Complex and Governs Fungal Sexual Development
... striatin-interacting phosphatase and kinase (STRIPAK) complex, which has been described in organisms ranging from yeasts to ...heterotrimeric protein phosphatase PP2A is a subunit of ...
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The Phosphatase Subunit Tap42 Functions Independently of Target of Rapamycin to Regulate Cell Division and Survival in Drosophila
... The protein phosphatase 2A (PP2A) regulatory subunit Tap42 is essential for target of rapamycin (TOR)- mediated signaling in yeast, but its role in higher eukaryotes has not been ...
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Restricted Protein Phosphatase 2A Targeting by Merkel Cell Polyomavirus Small T Antigen
... Immunoblotting and antibodies. Cells were lysed in buffer (50 mM Tris-HCl [pH 8.0], 150 mM NaCl, 0.6% SDS, 5 mM NaF) containing pro- tease inhibitors (Roche). The lysate was resolved by SDS-PAGE and trans- ferred to ...
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