HuR and translation--the missing linc(RNA).

abstract：:The dynamic protein interactions required for transcription are functionally important yet poorly understood; in this issue of Molecular Cell, Zobeck et al. (2010) resolve the sequential recruitment and selective recycling of transcription factors at an actively transcribing locus in Drosophila. ...

journal_title：Molecular cell

authors： Motta-Mena LB,Partch CL,Gardner KH

更新日期：2010-12-22 00:00:00

abstract：:The essential histone H3 lysine 79 methyltransferase Dot1L regulates transcription and genomic stability and is deregulated in leukemia. The activity of Dot1L is stimulated by mono-ubiquitination of histone H2B on lysine 120 (H2BK120Ub); however, the detailed mechanism is not understood. We report cryo-EM structures o...

journal_title：Molecular cell

authors： Valencia-Sánchez MI,De Ioannes P,Wang M,Vasilyev N,Chen R,Nudler E,Armache JP,Armache KJ

更新日期：2019-06-06 00:00:00

abstract：:Yeast Sir2 protein regulates chromatin structure and suppresses recombination at the multiple tandem rDNA array. In the current issue of Cell, Kobayashi and colleagues reinvestigate rDNA dynamics in sir2 strains and find that Sir2 is necessary to recruit cohesins to the array, which influences the nature of rDNA recom...

journal_title：Molecular cell

authors： Reid RJ,Rothstein R

更新日期：2004-05-21 00:00:00

abstract：:FGF and other Ras/MAPK pathway activators counterbalance BMP action during neurogenesis, bone formation, and other aspects of vertebrate development and homeostasis. BMP receptors signal through C-terminal phosphorylation and nuclear translocation of the transcription factor Smad1, whereas MAPKs catalyze inhibitory ph...

journal_title：Molecular cell

authors： Sapkota G,Alarcón C,Spagnoli FM,Brivanlou AH,Massagué J

更新日期：2007-02-09 00:00:00

abstract：:Staphylococcus aureus virulence is regulated when secreted autoinducing peptides (AIPs) are recognized by a membrane-bound receptor histidine kinase (RHK), AgrC. Some AIPs are agonists of virulence gene expression, while others are antagonists. It is unclear how AIP binding regulates AgrC activity. Here, we reconstitu...

journal_title：Molecular cell

authors： Wang B,Zhao A,Novick RP,Muir TW

更新日期：2014-03-20 00:00:00

abstract：:2'3'-cyclic-GMP-AMP (cGAMP) is a second messenger that activates the antiviral stimulator of interferon genes (STING) pathway. We recently identified a novel role for cGAMP as a soluble, extracellular immunotransmitter that is produced and secreted by cancer cells. Secreted cGAMP is then sensed by host cells, elicitin...

journal_title：Molecular cell

authors： Ritchie C,Cordova AF,Hess GT,Bassik MC,Li L

更新日期：2019-07-25 00:00:00

abstract：:The ability to measure human aging from molecular profiles has practical implications in many fields, including disease prevention and treatment, forensics, and extension of life. Although chronological age has been linked to changes in DNA methylation, the methylome has not yet been used to measure and compare human ...

journal_title：Molecular cell

authors： Hannum G,Guinney J,Zhao L,Zhang L,Hughes G,Sadda S,Klotzle B,Bibikova M,Fan JB,Gao Y,Deconde R,Chen M,Rajapakse I,Friend S,Ideker T,Zhang K

更新日期：2013-01-24 00:00:00

abstract：:Reactive oxygen species (ROS)-induced activation of Apoptosis signal-regulating kinase 1 (ASK1) plays crucial roles in oxidative stress-mediated cell death through the activation of the JNK and p38 MAPK pathways. However, the regulatory mechanism of ASK1 in the oxidative stress response remains to be elucidated. Here,...

journal_title：Molecular cell

authors： Sekine Y,Hatanaka R,Watanabe T,Sono N,Iemura S,Natsume T,Kuranaga E,Miura M,Takeda K,Ichijo H

更新日期：2012-12-14 00:00:00

abstract：:Metazoan spliceosomes exhibit an elaborate protein composition required for canonical and alternative splicing. Thus, the minimal set of proteins essential for activation and catalysis remains elusive. We therefore purified in vitro assembled, precatalytic spliceosomal complex B, activated B(act), and step 1 complex C...

journal_title：Molecular cell

authors： Fabrizio P,Dannenberg J,Dube P,Kastner B,Stark H,Urlaub H,Lührmann R

更新日期：2009-11-25 00:00:00

abstract：:B cell CLL/lymphoma-2 (BCL-2) and its relatives comprise the BCL-2 family of proteins, which were originally characterized with respect to their roles in controlling outer mitochondrial membrane integrity and apoptosis. Current observations expand BCL-2 family function to include numerous cellular pathways. Here we wi...

journal_title：Molecular cell

authors： Chipuk JE,Moldoveanu T,Llambi F,Parsons MJ,Green DR

更新日期：2010-02-12 00:00:00

abstract：:The S. cerevisiae SCFCdc4p ubiquitin-protein ligase complex promotes cell cycle transitions through degradation of cell cycle regulators. To investigate SCFCdc4p regulation in vivo, we examined the stability of individual SCFCdc4p components. Whereas Cdc53p and Skp1p were stable, Cdc4p, the F box-containing component ...

journal_title：Molecular cell

authors： Zhou P,Howley PM

更新日期：1998-11-01 00:00:00

abstract：:Genes are transcribed in a discontinuous pattern referred to as RNA bursting, but the mechanisms regulating this process are unclear. Although many physiological signals, including glucocorticoid hormones, are pulsatile, the effects of transient stimulation on bursting are unknown. Here we characterize RNA synthesis f...

journal_title：Molecular cell

authors： Stavreva DA,Garcia DA,Fettweis G,Gudla PR,Zaki GF,Soni V,McGowan A,Williams G,Huynh A,Palangat M,Schiltz RL,Johnson TA,Presman DM,Ferguson ML,Pegoraro G,Upadhyaya A,Hager GL

更新日期：2019-09-19 00:00:00

abstract：:Epitranscriptomic marks are dynamically placed on mRNA by "writer" or "eraser" enzymes, while "readers" modulate their function accordingly. Lin et al. (2016) now report that the N6-methyladenosine:RNA methyltransferase METTL3 is both a writer and a reader, directly enhancing mRNA translation. ...

journal_title：Molecular cell

authors： Schumann U,Shafik A,Preiss T

更新日期：2016-05-05 00:00:00

abstract：:BRCA1 functions at two distinct steps during homologous recombination (HR). Initially, it promotes DNA end resection, and subsequently it recruits the PALB2 and BRCA2 mediator complex, which stabilizes RAD51-DNA nucleoprotein filaments. Loss of 53BP1 rescues the HR defect in BRCA1-deficient cells by increasing resecti...

journal_title：Molecular cell

authors： Zong D,Adam S,Wang Y,Sasanuma H,Callén E,Murga M,Day A,Kruhlak MJ,Wong N,Munro M,Ray Chaudhuri A,Karim B,Xia B,Takeda S,Johnson N,Durocher D,Nussenzweig A

更新日期：2019-03-21 00:00:00

abstract：:Mismatch repair (MMR) is initiated by MutS family proteins (MSH) that recognize DNA mismatches and recruit downstream repair factors. We used a single-molecule DNA-unzipping assay to probe interactions between S. cerevisiae MSH2-MSH6 and a variety of DNA mismatch substrates. This work revealed a high-specificity bindi...

journal_title：Molecular cell

authors： Jiang J,Bai L,Surtees JA,Gemici Z,Wang MD,Alani E

更新日期：2005-12-09 00:00:00

abstract：:Ataxia Telangiectasia Mutated (ATM) signaling is essential for the repair of a subset of DNA double-strand breaks (DSBs); however, its precise role is unclear. Here, we show that < or =25% of DSBs require ATM signaling for repair, and this percentage correlates with increased chromatin but not damage complexity. Impor...

journal_title：Molecular cell

authors： Goodarzi AA,Noon AT,Deckbar D,Ziv Y,Shiloh Y,Löbrich M,Jeggo PA

更新日期：2008-07-25 00:00:00

abstract：:Cell death, as a foil to cell expansion, has become one of the most intensively studied research areas of modern biology. Almost every aspect of life is intimately enmeshed with the proper regulation of cell death, which either contributes to or forms the basis of most human disease pathogenesis. Now, with our ever-ex...

journal_title：Molecular cell

authors： Meier P,Vousden KH

更新日期：2007-12-14 00:00:00

abstract：:One of the earliest steps in metazoan pre-mRNA splicing involves binding of U2 snRNP auxiliary factor (U2AF) 65 KDa subunit to the polypyrimidine (Py) tract and of the 35 KDa subunit to the invariant AG dinucleotide at the intron 3' end. Here we use in vitro and in vivo depletion, as well as reconstitution assays usin...

journal_title：Molecular cell

authors： Tavanez JP,Madl T,Kooshapur H,Sattler M,Valcárcel J

更新日期：2012-02-10 00:00:00

abstract：:p73 has been identified as a structural and functional homolog of the tumor suppressor p53. The transcriptional coactivator Yes-associated protein (YAP) has been demonstrated to interact with and to enhance p73-dependent apoptosis in response to DNA damage. Here, we show the existence of a proapoptotic autoregulatory ...

journal_title：Molecular cell

authors： Lapi E,Di Agostino S,Donzelli S,Gal H,Domany E,Rechavi G,Pandolfi PP,Givol D,Strano S,Lu X,Blandino G

更新日期：2008-12-26 00:00:00

abstract：:A decline in mitochondrial quality and activity has been associated with normal aging and correlated with the development of a wide range of age-related diseases. Here, we review the evidence that a decline in mitochondria function contributes to aging. In particular, we discuss how mitochondria contribute to specific...

journal_title：Molecular cell

authors： Sun N,Youle RJ,Finkel T

更新日期：2016-03-03 00:00:00

abstract：:To date, cross-species comparisons of genetic interactomes have been restricted to small or functionally related gene sets, limiting our ability to infer evolutionary trends. To facilitate a more comprehensive analysis, we constructed a genome-scale epistasis map (E-MAP) for the fission yeast Schizosaccharomyces pombe...

journal_title：Molecular cell

authors： Ryan CJ,Roguev A,Patrick K,Xu J,Jahari H,Tong Z,Beltrao P,Shales M,Qu H,Collins SR,Kliegman JI,Jiang L,Kuo D,Tosti E,Kim HS,Edelmann W,Keogh MC,Greene D,Tang C,Cunningham P,Shokat KM,Cagney G,Svensson JP,Gut

更新日期：2012-06-08 00:00:00

abstract：:Both p53 and Mdmx are ubiquitinated and degraded by the same E3 ligase Mdm2; interestingly, however, while p53 is rapidly degraded by Mdm2, Mdmx is a stable protein in most cancer cells. Thus, the mechanism by which Mdmx is degraded by Mdm2 needs further elucidation. Here, we identified the noncoding 5S rRNA as a majo...

journal_title：Molecular cell

authors： Li M,Gu W

更新日期：2011-09-16 00:00:00

abstract：:In addition to protein-coding information, mRNAs harbor regulatory sequences necessary for appropriate processing of their precursors. Goren et al. (2006) and Wang et al. (2006) explore the diversity of these signals and the rules by which they function. ...

journal_title：Molecular cell

authors： Guigó R,Valcárcel J

更新日期：2006-07-21 00:00:00

abstract：:Type II topoisomerases are essential for resolving topologically entwined double-stranded DNA. Although anti-topoisomerase 2 (Top2) drugs are clinically important antibiotics and chemotherapies, to our knowledge, the mechanisms of cell killing by Top2 depletion and inactivation have never been directly compared. We sh...

journal_title：Molecular cell

authors： Baxter J,Diffley JF

更新日期：2008-06-20 00:00:00

abstract：:Clustered regularly interspaced short palindromic repeats (CRISPR) and CRISPR-associated (Cas) proteins constitute an adaptive immune system in prokaryotes. The system preserves memories of prior infections by integrating short segments of foreign DNA, termed spacers, into the CRISPR array in a process termed adaptati...

journal_title：Molecular cell

authors： Sternberg SH,Richter H,Charpentier E,Qimron U

更新日期：2016-03-17 00:00:00

abstract：:Sterol accumulation in membranes blocks the exit of SCAP from the ER, preventing SREBP cleavage and reducing cholesterol synthesis. Sterols act through SCAP's sterol-sensing domain by an obscure mechanism. Here, we show that addition of cholesterol to ER membranes in vitro causes a conformational change in SCAP, detec...

journal_title：Molecular cell

authors： Brown AJ,Sun L,Feramisco JD,Brown MS,Goldstein JL

更新日期：2002-08-01 00:00:00

abstract：:Histone H3K4 demethylase LSD1 plays an important role in stem cell biology, especially in the maintenance of the silencing of differentiation genes. However, how the function of LSD1 is regulated and the differentiation genes are derepressed are not understood. Here, we report that elimination of LSD1 promotes embryon...

journal_title：Molecular cell

authors： Han X,Gui B,Xiong C,Zhao L,Liang J,Sun L,Yang X,Yu W,Si W,Yan R,Yi X,Zhang D,Li W,Li L,Yang J,Wang Y,Sun YE,Zhang D,Meng A,Shang Y

更新日期：2014-08-07 00:00:00

abstract：:The Mre11-Rad50-Xrs2 (MRX) complex is related to SMC complexes that form rings capable of holding two distinct DNA strands together. MRX functions at stalled replication forks and double-strand breaks (DSBs). A mutation in the N-terminal OB fold of the 70 kDa subunit of yeast replication protein A, rfa1-t11, abrogates...

journal_title：Molecular cell

authors： Seeber A,Hegnauer AM,Hustedt N,Deshpande I,Poli J,Eglinger J,Pasero P,Gut H,Shinohara M,Hopfner KP,Shimada K,Gasser SM

更新日期：2016-12-01 00:00:00

abstract：:The DNA polymerase from phage phi29 is a B family polymerase that initiates replication using a protein as a primer, attaching the first nucleotide of the phage genome to the hydroxyl of a specific serine of the priming protein. The crystal structure of phi29 DNA polymerase determined at 2.2 A resolution provides expl...

journal_title：Molecular cell

authors： Kamtekar S,Berman AJ,Wang J,Lázaro JM,de Vega M,Blanco L,Salas M,Steitz TA

更新日期：2004-11-19 00:00:00

abstract：:The accurate propagation of histone marks during chromosomal replication is proposed to rely on the tight coupling of replication with the recycling of parental histones to the daughter strands. Here, we show in the avian cell line DT40 that REV1, a key regulator of DNA translesion synthesis at the replication fork, i...

journal_title：Molecular cell

authors： Sarkies P,Reams C,Simpson LJ,Sale JE

更新日期：2010-12-10 00:00:00