A BLAST from the past: ancient origin of human Sm proteins.

abstract：:In this issue of Molecular Cell, Hogues et al. (2008) demonstrate a wholesale shift in the key regulatory protein involved in ribosomal protein (RP) synthesis during the evolution of S. cerevisiae and, en passant, raise interesting questions about the relationship between RP genes and telomeres. ...

journal_title：Molecular cell

authors： Bhattacharya A,Warner JR

更新日期：2008-03-14 00:00:00

abstract：:Vascular endothelial (VE)-cadherin homophilic adhesion controls endothelial barrier permeability through assembly of adherens junctions (AJs). We observed that loss of VE-cadherin-mediated adhesion induced the activation of Src and phospholipase C (PLC)γ2, which mediated Ca(2+) release from endoplasmic reticulum (ER) ...

journal_title：Molecular cell

authors： Komarova YA,Huang F,Geyer M,Daneshjou N,Garcia A,Idalino L,Kreutz B,Mehta D,Malik AB

更新日期：2012-12-28 00:00:00

abstract：:The binding of cytoplasmic proteins, such as talin, to the cytoplasmic domains of integrin adhesion receptors mediates bidirectional signal transduction. Here we report the crystal structure of the principal integrin binding and activating fragment of talin, alone and in complex with fragments of the beta 3 integrin t...

journal_title：Molecular cell

authors： García-Alvarez B,de Pereda JM,Calderwood DA,Ulmer TS,Critchley D,Campbell ID,Ginsberg MH,Liddington RC

更新日期：2003-01-01 00:00:00

abstract：:In response to hyperosmotic environments, most eukaryotic cells activate a specialized mitogen-activated protein (MAP) kinase pathway. In S. cerevisiae, the key protein kinase, Hog1, coordinates the transcriptional induction of a variety of genes devoted to osmoadaptation and general stress protection. Depending on th...

journal_title：Molecular cell

authors： Alepuz PM,Jovanovic A,Reiser V,Ammerer G

更新日期：2001-04-01 00:00:00

abstract：:Comparisons of bacteriophage PRD1 and adenovirus protein structures and virion architectures have been instrumental in unraveling an evolutionary relationship and have led to a proposal of a phylogeny-based virus classification. The structure of the PRD1 spike protein P5 provides further insight into the evolution of ...

journal_title：Molecular cell

authors： Merckel MC,Huiskonen JT,Bamford DH,Goldman A,Tuma R

更新日期：2005-04-15 00:00:00

abstract：:In this issue of Molecular Cell, Rinaldi et al. (2021) reveal how nutrient availability in the metastatic niche of breast cancer cells shapes their growth signaling, highlighting potential avenues for therapeutic interventions. ...

journal_title：Molecular cell

authors： Audet-Delage Y,St-Pierre J

更新日期：2021-01-21 00:00:00

abstract：:The genomes of mammalian neurons contain uniquely high levels of non-CG DNA methylation that can be bound by the Rett syndrome protein, MeCP2, to regulate gene expression. How patterns of non-CG methylation are established in neurons and the mechanism by which this methylation works with MeCP2 to control gene expressi...

journal_title：Molecular cell

authors： Clemens AW,Wu DY,Moore JR,Christian DL,Zhao G,Gabel HW

更新日期：2020-01-16 00:00:00

abstract：:Cotranscriptional loading of proteins onto nascent transcripts contributes to the formation of messenger ribonucleoprotein particles (mRNPs) competent for nuclear export. The transcription machinery is believed to play a pivotal role in mRNP assembly, which is at least partially linked to the function of the THO/TREX ...

journal_title：Molecular cell

authors： Jensen TH,Boulay J,Olesen JR,Colin J,Weyler M,Libri D

更新日期：2004-10-22 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：:In this issue of Molecular Cell, Chereji et al. (2017) present new data on MNase-sensitive particles previously identified upstream of transcription start sites at many promoters in budding yeast, and they argue, based upon negative histone-ChIP results, that they are non-nucleosomal signals generated by transcription...

journal_title：Molecular cell

authors： Kubik S,Bruzzone MJ,Albert B,Shore D

更新日期：2017-02-02 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：:Mutations within BRCA1 predispose carriers to a high risk of breast and ovarian cancers. BRCA1 functions to maintain genomic stability through the assembly of multiple protein complexes involved in DNA repair, cell-cycle arrest, and transcriptional regulation. Here, we report the identification of a DNA damage-induced...

journal_title：Molecular cell

authors： Savage KI,Gorski JJ,Barros EM,Irwin GW,Manti L,Powell AJ,Pellagatti A,Lukashchuk N,McCance DJ,McCluggage WG,Schettino G,Salto-Tellez M,Boultwood J,Richard DJ,McDade SS,Harkin DP

更新日期：2014-05-08 00:00:00

abstract：:DNA lesions caused by UV damage are thought to be repaired solely by the nucleotide excision repair (NER) pathway in human cells. Patients carrying mutations within genes functioning in this pathway display a range of pathologies, including an increased susceptibility to cancer, premature aging, and neurological defec...

journal_title：Molecular cell

authors： Mazouzi A,Battistini F,Moser SC,Ferreira da Silva J,Wiedner M,Owusu M,Lardeau CH,Ringler A,Weil B,Neesen J,Orozco M,Kubicek S,Loizou JI

更新日期：2017-11-16 00:00:00

abstract：:The heterodimeric nuclear cap binding complex (CBC) binds to 5'-capped polymerase II transcripts. It enhances the efficiency of several mRNA maturation steps and is essential for U snRNA nuclear export in multicellular eukaryotes. The 2A crystal structure of human CBC shows that the large subunit, CBP80, comprises thr...

journal_title：Molecular cell

authors： Mazza C,Ohno M,Segref A,Mattaj IW,Cusack S

更新日期：2001-08-01 00:00:00

abstract：:In this issue of Molecular Cell, Mariner et al. (2008) demonstrate that Alu RNA from a human SINE represses RNA polymerase II transcription during heat shock. This noncoding RNA is the first example of a "protein-like" transcription factor with a distinct modular architecture. ...

journal_title：Molecular cell

authors： Shamovsky I,Nudler E

更新日期：2008-02-29 00:00:00

abstract：:Activation of retrograde signaling (RS) by mitochondrial dysfunction or by inhibition of TOR kinases in yeast results in nuclear accumulation of the transcription factors, Rtg1p and Rtg3p. This process requires Rtg2p, a novel cytoplasmic protein with an N-terminal ATP binding domain. We show that Rtg2p controls RS by ...

journal_title：Molecular cell

authors： Liu Z,Sekito T,Spírek M,Thornton J,Butow RA

更新日期：2003-08-01 00:00:00

abstract：:ClpXP is a protease involved in DNA damage repair, stationary-phase gene expression, and ssrA-mediated protein quality control. To date, however, only a handful of ClpXP substrates have been identified. Using a tagged and inactive variant of ClpP, substrates of E. coli ClpXP were trapped in vivo, purified, and identif...

journal_title：Molecular cell

authors： Flynn JM,Neher SB,Kim YI,Sauer RT,Baker TA

更新日期：2003-03-01 00:00:00

abstract：:c-Jun, a major transcription factor in the activating protein 1 (AP-1) family of regulatory proteins, is activated by many physiologic and pathologic stimuli. However, whether c-jun is regulated by epigenetic modification of chromatin structure is not clear. We showed here that c-jun was transcriptionally repressed in...

journal_title：Molecular cell

authors： Xia Y,Wang J,Liu TJ,Yung WK,Hunter T,Lu Z

更新日期：2007-01-26 00:00:00

abstract：:Chaperone-mediated autophagy (CMA) is involved in cellular quality control, and in the response to stress, deterioration in CMA contributes to the aging phenotype and to various disorders. The paper by Bandyopadhyay et al. in this issue of Molecular Cell demonstrates the role of GTP binding by elongation factor 1 alph...

journal_title：Molecular cell

authors： Beau I,Codogno P

更新日期：2010-08-27 00:00:00

abstract：:Myosin VI is the only myosin that moves toward the minus end of actin filaments, suggesting a unique biological function. Here, we show that myosin VI is present in the nucleus of mammalian cells where it colocalizes with newly transcribed mRNA and with RNA polymerase II (RNAPII) and is detected in the RNAPII complex....

journal_title：Molecular cell

authors： Vreugde S,Ferrai C,Miluzio A,Hauben E,Marchisio PC,Crippa MP,Bussi M,Biffo S

更新日期：2006-09-01 00:00:00

abstract：:TET proteins, by converting 5-methylcytosine (5mC) to 5-hydroxymethylcytosine (5hmC), are hypothesized, but not directly shown, to protect promoter CpG islands (CGIs) against abnormal DNA methylation (DNAm) in cancer. We define such a protective role linked to DNA damage from oxidative stress (OS) known to induce this...

journal_title：Molecular cell

authors： Zhang YW,Wang Z,Xie W,Cai Y,Xia L,Easwaran H,Luo J,Yen RC,Li Y,Baylin SB

更新日期：2017-01-19 00:00:00

abstract：:Telomeres protect chromosome ends from fusing to double-stranded breaks (DSBs). Using a quantitative real-time PCR assay, we show that nonhomologous end joining between a telomere and an inducible DSB was undetectable in wild-type cells, but occurred within a few hours of DSB induction in approximately 1/2000 genomes ...

journal_title：Molecular cell

authors： Chan SW,Blackburn EH

更新日期：2003-05-01 00:00:00

abstract：:Histone deacetylase 6 (HDAC6) is a tubulin-specific deacetylase that regulates microtubule-dependent cell movement. In this study, we identify the F-actin-binding protein cortactin as a HDAC6 substrate. We demonstrate that HDAC6 binds cortactin and that overexpression of HDAC6 leads to hypoacetylation of cortactin, wh...

journal_title：Molecular cell

authors： Zhang X,Yuan Z,Zhang Y,Yong S,Salas-Burgos A,Koomen J,Olashaw N,Parsons JT,Yang XJ,Dent SR,Yao TP,Lane WS,Seto E

更新日期：2007-07-20 00:00:00

abstract：:Triplex structure-forming GAA/TTC repeats pose a dual threat to the eukaryotic genome integrity. Their potential to expand can lead to gene inactivation, the cause of Friedreich's ataxia disease in humans. In model systems, long GAA/TTC tracts also act as chromosomal fragile sites that can trigger gross chromosomal re...

journal_title：Molecular cell

authors： Zhang Y,Shishkin AA,Nishida Y,Marcinkowski-Desmond D,Saini N,Volkov KV,Mirkin SM,Lobachev KS

更新日期：2012-10-26 00:00:00

abstract：:The identification of metazoan origins of DNA replication has so far been hampered by the lack of a suitable genetic screening and by the cumbersomeness of the currently available mapping procedures. Here we describe the construction of a library of nascent DNA, representative of all cellular origin sequences, and its...

journal_title：Molecular cell

authors： Todorovic V,Giadrossi S,Pelizon C,Mendoza-Maldonado R,Masai H,Giacca M

更新日期：2005-08-19 00:00:00

abstract：:Structures of intact receptors with single-pass transmembrane domains are essential to understand how extracellular and cytoplasmic domains regulate association and signaling through transmembrane domains. A chemical and computational method to determine structures of the membrane regions of such receptors on the cell...

journal_title：Molecular cell

authors： Zhu J,Luo BH,Barth P,Schonbrun J,Baker D,Springer TA

更新日期：2009-04-24 00:00:00

abstract：:In this issue of Molecular Cell, Chen et al. (2014) provide evidence that FMRP represses translation by binding the ribosome, suggesting a novel form of translational control. ...

journal_title：Molecular cell

authors： Harigaya Y,Parker R

更新日期：2014-05-08 00:00:00

abstract：:Dosage compensation in Drosophila is dependent on MSL proteins and involves hypertranscription of the male X chromosome, which ensures equal X-linked gene expression in both sexes. Here, we report the purification of enzymatically active MSL complexes from Drosophila embryos, Schneider cells, and human HeLa cells. We ...

journal_title：Molecular cell

authors： Mendjan S,Taipale M,Kind J,Holz H,Gebhardt P,Schelder M,Vermeulen M,Buscaino A,Duncan K,Mueller J,Wilm M,Stunnenberg HG,Saumweber H,Akhtar A

更新日期：2006-03-17 00:00:00

abstract：:Regulation of gene expression by stress-activated protein kinases (SAPKs) is essential for cell adaptation to extracellular stimuli. Exposure of yeast to high osmolarity results in activation of the SAPK Hog1, which associates with transcription factors bound at target promoters and stimulates transcriptional initiati...

journal_title：Molecular cell

authors： Proft M,Mas G,de Nadal E,Vendrell A,Noriega N,Struhl K,Posas F

更新日期：2006-07-21 00:00:00

abstract：:Regulatory sequences or erroneous incorporations during DNA transcription cause RNA polymerase backtracking and inactivation in all kingdoms of life. Reactivation requires RNA transcript cleavage. Essential transcription factors (GreA and GreB, or TFIIS) accelerate this reaction. We report four cryo-EM reconstructions...

journal_title：Molecular cell

authors： Abdelkareem M,Saint-André C,Takacs M,Papai G,Crucifix C,Guo X,Ortiz J,Weixlbaumer A

更新日期：2019-07-25 00:00:00