Endoplasmic reticulum stress accelerates p53 degradation by the cooperative actions of Hdm2 and glycogen synthase kinase 3beta.

abstract：:Tight control of apoptosis is required for proper development and maintenance of homeostasis in multicellular organisms. Cells can protect themselves from potentially lethal stimuli by expressing antiapoptotic factors, such as inhibitors of apoptosis, FLICE (caspase 8)-inhibitory proteins, and members of the Bcl2 fami...

journal_title：Molecular and cellular biology

authors： Yang JY,Michod D,Walicki J,Murphy BM,Kasibhatla S,Martin SJ,Widmann C

更新日期：2004-12-01 00:00:00

abstract：:The C proteins (C1 and C2) of HeLa 40S heterogeneous nuclear ribonucleoprotein particles copurify under native conditions as a stable complex with a fixed molar protein ratio (S.F. Barnett, W.M. LeStourgeon, and D.L. Friedman, J. Biochem. Biophys. Methods 16:87-97, 1988). Gel filtration chromatography and velocity sed...

journal_title：Molecular and cellular biology

authors： Barnett SF,Friedman DL,LeStourgeon WM

更新日期：1989-02-01 00:00:00

abstract：:The neutral/neutral two-dimensional (2-D) gel replicon mapping technique has been used to great advantage to localize and characterize origins of replication. Interestingly, many yeast origins display a composite pattern consisting of both a bubble arc and a single-fork arc. Moreover, in every instance in which neutra...

journal_title：Molecular and cellular biology

authors： Kalejta RF,Hamlin JL

更新日期：1996-09-01 00:00:00

abstract：:Nuclear pore complexes (NPCs) play an essential role in RNA export. Nucleoporins required for mRNA export in Saccharomyces cerevisiae are found in the Nup84p and Nup82p subcomplexes of the NPC. The Nup82p subcomplex contains Nup82p, Rat7p/Nup159p, Nsp1p, Gle1p/Rss1p, and Rip1p/Nup42p and is found only on the cytoplasm...

journal_title：Molecular and cellular biology

authors： Rollenhagen C,Hodge CA,Cole CN

更新日期：2004-06-01 00:00:00

abstract：:Expression of the reaper gene (rpr) correlates with the initiation of apoptosis in Drosophila melanogaster. Transient expression of rpr in the lepidopteran SF-21 cell line induced apoptosis displaying nuclear condensation and fragmentation, oligonucleosomal ladder formation, cell surface blebbing, and apoptotic body f...

journal_title：Molecular and cellular biology

authors： Vucic D,Seshagiri S,Miller LK

更新日期：1997-02-01 00:00:00

abstract：:Regulation of chromatin through histone acetylation is an important step in gene expression. The Gcn5 histone acetyltransferase is part of protein complexes, e.g., the SAGA complex, that interact with transcriptional activators, targeting the enzyme to specific promoters and assisting in recruitment of the basal RNA p...

journal_title：Molecular and cellular biology

authors： Qi D,Larsson J,Mannervik M

更新日期：2004-09-01 00:00:00

abstract：:A cell-free nuclear replication system that is S-phase specific, that requires the activity of DNA polymerase alpha, and that is stimulated three- to eightfold by cytoplasmic factors from S-phase cells was used to examine the temporal specificity of chromosomal DNA synthesis in vitro. Temporal specificity of DNA synth...

journal_title：Molecular and cellular biology

authors： Heintz NH,Stillman BW

更新日期：1988-05-01 00:00:00

abstract：:Eukaryotic chromosomes are organized into domains of activity for both transcription and DNA replication. Transcriptional "border," or "insulator," elements have been implicated in mediating the organization of transcriptional domains. However, the DNA sequence elements which might demarcate domains of DNA replication...

journal_title：Molecular and cellular biology

authors： Lu L,Tower J

更新日期：1997-04-01 00:00:00

abstract：:The human T-cell leukemia virus-encoded oncoprotein Tax is a potent activator of viral transcription. Tax function is strictly dependent upon the cellular transcription factor CREB, and together they bind cAMP response elements within the viral promoter and mediate high-level viral transcription. Signal-dependent CREB...

journal_title：Molecular and cellular biology

authors： Geiger TR,Sharma N,Kim YM,Nyborg JK

更新日期：2008-02-01 00:00:00

abstract：:Ribosomal (r) proteins encoded by polyadenylated RNA were specifically precipitated in vitro from polysomes by using antibodies raised against characterized Drosophila melanogaster r proteins. The immuno-purified mRNA in the polysome complex was used to prepare cDNA with which to probe a D. melanogaster genomic librar...

journal_title：Molecular and cellular biology

authors： Burns DK,Stark BC,Macklin MD,Chooi WY

更新日期：1984-12-01 00:00:00

abstract：:RNA polymerase III (pol III) transcripts of the highly repeated mouse B2 gene family are increased in many oncogenically transformed murine cell lines. In cells transformed by simian virus 40, the small, cytoplasmic B2 RNAs are present at 20-fold-higher levels than in normal cells (M. R. D. Scott, K. Westphal, and P. ...

journal_title：Molecular and cellular biology

authors： Carey MF,Singh K,Botchan M,Cozzarelli NR

更新日期：1986-09-01 00:00:00

abstract：:Transcriptional coactivator with PDZ-binding motif (TAZ) physically interacts with a variety of transcription factors and modulates their activities involved in cell proliferation and mesenchymal stem cell differentiation. TAZ is highly expressed in the kidney, and a deficiency of this protein results in multiple rena...

journal_title：Molecular and cellular biology

authors： Jang EJ,Jeong H,Han KH,Kwon HM,Hong JH,Hwang ES

更新日期：2012-12-01 00:00:00

abstract：:The death domain-containing receptor superfamily and their respective downstream mediators control whether or not cells initiate apoptosis or activate NF-kappaB, events critical for proper immune system function. A screen for upstream activators of NF-kappaB identified a novel serine-threonine kinase capable of activa...

journal_title：Molecular and cellular biology

authors： Pazdernik NJ,Donner DB,Goebl MG,Harrington MA

更新日期：1999-10-01 00:00:00

abstract：:Three DNA polymerases, polymerases α, δ, and ε (Pol α, Pol δ, and Pol ε), are responsible for eukaryotic genome duplication. When DNA replication stress is encountered, DNA synthesis stalls until the stress is ameliorated. However, it is not known whether there is a difference in the association of each polymerase wit...

journal_title：Molecular and cellular biology

authors： Yu C,Gan H,Zhang Z

更新日期：2017-10-13 00:00:00

abstract：:Cultured animal cells rearrange foreign DNA very efficiently by homologous recombination. The individual steps that constitute the mechanism(s) of homologous recombination in transfected DNA are as yet undefined. In this study, we examined the topological requirements by using the genome of simian virus 40 (SV40) as a...

journal_title：Molecular and cellular biology

authors： Wake CT,Vernaleone F,Wilson JH

更新日期：1985-08-01 00:00:00

abstract：:Sortilin is a member of the Vps10p domain family of neuropeptide and neurotrophin binding neuronal receptors. The family members interact with and partly share a variety of ligands and partake in intracellular sorting and protein transport as well as in transmembrane signal transduction. Thus, sortilin mediates the tr...

journal_title：Molecular and cellular biology

authors： Larsen JV,Hansen M,Møller B,Madsen P,Scheller J,Nielsen M,Petersen CM

更新日期：2010-09-01 00:00:00

abstract：:To define the role of Irx4, a member of the Iroquois family of homeobox transcription factors in mammalian heart development and function, we disrupted the murine Irx4 gene. Cardiac morphology in Irx4-deficient mice (designated Irx4(Delta ex2/Delta ex2)) was normal during embryogenesis and in early postnatal life. Adu...

journal_title：Molecular and cellular biology

authors： Bruneau BG,Bao ZZ,Fatkin D,Xavier-Neto J,Georgakopoulos D,Maguire CT,Berul CI,Kass DA,Kuroski-de Bold ML,de Bold AJ,Conner DA,Rosenthal N,Cepko CL,Seidman CE,Seidman JG

更新日期：2001-03-01 00:00:00

abstract：:Chicken ovalbumin upstream promoter transcription factors (COUP-TFs) strongly inhibit transcriptional activation mediated by nuclear hormone receptors, including hepatocyte nuclear factor 4 (HNF-4). COUP-TFs repress HNF-4-dependent gene expression by competition with HNF-4 for common binding sites found in several reg...

journal_title：Molecular and cellular biology

authors： Ktistaki E,Talianidis I

更新日期：1997-05-01 00:00:00

abstract：:We have previously formulated a list of approximately 2,000 RNA octamers as putative exonic splicing enhancers (PESEs) based on a statistical comparison of human exonic and nonexonic sequences (X. H. Zhang and L. A. Chasin, Genes Dev. 18:1241-1250, 2004). When inserted into a poorly spliced test exon, all eight tested...

journal_title：Molecular and cellular biology

authors： Zhang XH,Kangsamaksin T,Chao MS,Banerjee JK,Chasin LA

更新日期：2005-08-01 00:00:00

abstract：:Autoimmune diseases are characterized by spontaneously occurring autoantibodies which have proven to be useful reagents for the characterization of specific nuclear proteins. Using a monoclonal autoantibody (72B9) derived from a murine lupus strain, we have cloned a cDNA from the human T-cell line MOLT-4, which encode...

journal_title：Molecular and cellular biology

authors： Pollard KM,Chan EK,Grant BJ,Sullivan KF,Tan EM,Glass CA

更新日期：1990-05-01 00:00:00

abstract：:The cytotoxic serine protease B (CSP-B) gene is activated during cytotoxic T-lymphocyte maturation. In this report, we demonstrate that the PEER T-cell line (bearing gamma/delta T-cell receptors) accumulates CSP-B mRNA following exposure to 12-O-tetradecanoylphorbol-13-acetate (TPA) and N6-2'-O-dibutyryladenosine 3',5...

journal_title：Molecular and cellular biology

authors： Hanson RD,Ley TJ

更新日期：1990-11-01 00:00:00

abstract：:Inorganic pyrophosphate promoted the acidification of an intracellular compartment in permeabilized procyclic trypomastigotes of Trypanosoma brucei, as measured by acridine orange uptake. The proton gradient generated by pyrophosphate was collapsed by addition of nigericin or NH(4)Cl. Pyrophosphate-driven proton trans...

journal_title：Molecular and cellular biology

authors： Rodrigues CO,Scott DA,Docampo R

更新日期：1999-11-01 00:00:00

abstract：:A DNA sequence encoding the A chain of ricin toxin (RTA) from the castor bean plant, Ricinus communis, was placed under GAL1 promoter control and transformed into Saccharomyces cerevisiae. Induction of expression of RTA was lethal. This lethality was the basis for a selection of mutations in RTA which inactivated the ...

journal_title：Molecular and cellular biology

authors： Frankel A,Schlossman D,Welsh P,Hertler A,Withers D,Johnston S

更新日期：1989-02-01 00:00:00

abstract：:Zinc finger genes encode proteins that act as transcription factors. The myeloid zinc finger 1 (MZF1) gene encodes a zinc finger protein with two DNA-binding domains that recognize two distinct consensus sequences, is preferentially expressed in hematopoietic cells, and may be involved in the transcriptional regulatio...

journal_title：Molecular and cellular biology

authors： Perrotti D,Melotti P,Skorski T,Casella I,Peschle C,Calabretta B

更新日期：1995-11-01 00:00:00

abstract：:During aging, cellular plasticity and senescence play important roles in tissue regeneration and the pathogenesis of different diseases, including cancer. We have recently shown that senescent breast luminal cells can activate their adjacent stromal fibroblasts. In the present report, we present clear evidence that th...

journal_title：Molecular and cellular biology

authors： Al-Khalaf HH,Ghebeh H,Wakil SM,Al-Mohanna F,Aboussekhra A

更新日期：2020-04-13 00:00:00

abstract：:CPC1 is the transcriptional activator of amino acid biosynthetic genes of Neurospora crassa. CPC1 function in vivo was abolished upon deletion of segments of cpc-1 corresponding to the presumed transcription activation domain, the DNA-binding and dimerization domains, or a 52-residue connector segment of CPC1. A trunc...

journal_title：Molecular and cellular biology

authors： Paluh JL,Yanofsky C

更新日期：1991-02-01 00:00:00

abstract：:SEC62 is required for the import of secretory protein precursors into the endoplasmic reticulum (ER) of Saccharomyces cerevisiae. The DNA sequence of SEC62 predicts a 32-kDa polypeptide with two potential membrane-spanning segments. Two antisera directed against different portions of the SEC62 coding region specifical...

journal_title：Molecular and cellular biology

authors： Deshaies RJ,Schekman R

更新日期：1990-11-01 00:00:00

abstract：:The DNA-binding transcriptional activator Gal4 and its regulators Gal80 and Gal3 constitute a galactose-responsive switch for the GAL genes of Saccharomyces cerevisiae. Gal4 binds to GAL gene UASGAL (upstream activation sequence in GAL gene promoter) sites as a dimer via its N-terminal domain and activates transcripti...

journal_title：Molecular and cellular biology

authors： Egriboz O,Goswami S,Tao X,Dotts K,Schaeffer C,Pilauri V,Hopper JE

更新日期：2013-09-01 00:00:00

abstract：:Chromatin remodeling is central to the regulation of transcription elongation. We demonstrate that the conserved Saccharomyces cerevisiae histone chaperone Nap1 associates with chromatin. We show that Nap1 regulates transcription of PHO5, and the increase in transcript level and the higher phosphatase activity plateau...

journal_title：Molecular and cellular biology

authors： Del Rosario BC,Pemberton LF

更新日期：2008-04-01 00:00:00

abstract：:The removal of oxidative damage from Saccharomyces cerevisiae DNA is thought to be conducted primarily through the base excision repair pathway. The Escherichia coli endonuclease III homologs Ntg1p and Ntg2p are S. cerevisiae N-glycosylase-associated apurinic/apyrimidinic (AP) lyases that recognize a wide variety of d...

journal_title：Molecular and cellular biology

authors： Swanson RL,Morey NJ,Doetsch PW,Jinks-Robertson S

更新日期：1999-04-01 00:00:00