共查询到20条相似文献,搜索用时 15 毫秒
1.
Tommy E. White Alberto Brandariz-Nuñez Jose Carlos Valle-Casuso Sarah Amie Laura Anh Nguyen Baek Kim Marina Tuzova Felipe Diaz-Griffero 《Cell host & microbe》2013,13(4):441-451
Highlights? SAMHD1 only exhibits antiviral activity when expressed in noncycling cells ? SAMHD1 is unphosphorylated in noncycling cells ? Reverse genetics revealed that phosphorylated SAMHD1 is repressive for restriction ? SAMHD1 phosphorylation regulates restriction, but not the cellular levels of dNTPs 相似文献
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CED-1, CED-7, and TTR-52 regulate surface phosphatidylserine expression on apoptotic and phagocytic cells 总被引:1,自引:0,他引:1
Highlights? PS is expressed on the surface of apoptotic and phagocytic cells during apoptosis ? CED-7 and TTR-52 mediate time-dependent loss of PS from surface of apoptotic cells ? CED-7 and TTR-52 promote generation of extracellular PS vesicles ? CED-7/TTR-52/CED-1 promote phagocyte PS expression, important for corpse engulfment 相似文献
3.
Sungmin Song Stephanie Eckerle Daria Onichtchouk James A. Marrs Roland Nitschke Wolfgang Driever 《Developmental cell》2013,24(5):486-501
Highlights? Pou5f1 regulates EGF expression during oogenesis ? EGFR signaling controls E-cadherin trafficking at blastula and gastrula stages ? E-cadherin subcellular trafficking controls adhesion and cell migration ? Dynamics of E-cadherin adhesion is essential for effective cell migration 相似文献
4.
Sophia Reindl Abhrajyoti Ghosh Gareth J. Williams Kerstin Lassak Tomasz Neiner Anna-Lena Henche Sonja-Verena Albers John A. Tainer 《Molecular cell》2013,49(6):1069-1082
Highlights? Cross-subunit interface forms building block for transmission of ATPase force ? Structures and mutants reveal functional components for assembly and motility ? The directionality of movement explains FlaI activities and GspE differences ? The phosphate released by ATP hydrolysis triggers subunit rearrangements 相似文献
5.
Bin Wu Alys Peisley Claire Richards Hui Yao Xiaohui Zeng Cecilie Lin Feixia Chu Thomas Walz Sun Hur 《Cell》2013,152(1-2):276-289
Highlights? MDA5 forms an open, C-shaped ring around the viral dsRNA stem ? The CTD of MDA5 has a different orientation and flexibility compared to RIG-I ? MDA5 forms filaments by stacking monomers head-to-tail with a 70° turn per monomer ? The 2CARD domain assembles into oligomers that activate interferon signaling via MAVS 相似文献
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Shiho Kawamura Moritz Gerstung Alejandro T. Colozo Jonne Helenius Akiko Maeda Niko Beerenwinkel Paul S.-H. Park Daniel J. Müller 《Structure (London, England : 1993)》2013,21(3):426-437
Highlights? Mapping the stability of opsin from the rod outer segment of the mouse eye ? Compared to dark-state rhodopsin opsin increases mechanical stability and rigidity ? Compared to dark-state rhodopsin opsin reduces lifetime and free energy ? Compared to dark-state rhodopsin opsin is pliable and adopts alternate conformations 相似文献
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Yuval Rinkevich Ayelet Voskoboynik Amalia Rosner Claudette Rabinowitz Guy Paz Matan Oren Jacob Douek Gilad Alfassi Elizabeth Moiseeva Katherine J. Ishizuka Karla J. Palmeri Irving L. Weissman Buki Rinkevich 《Developmental cell》2013,24(1):76-88
Highlights? Identification of a niche for germline and somatic stem cells in a basal chordate ? Stem cells repeatedly migrate between aged or damaged niches into developing niches 相似文献
9.
Ko Sato Elayanambi Sundaramoorthy Eeson Rajendra Hiroyoshi Hattori Anand D. Jeyasekharan Nabieh Ayoub Ralph Schiess Ruedi Aebersold Hiroyuki Nishikawa Anna S. Sedukhina Haruka Wada Tomohiko Ohta Ashok R. Venkitaraman 《Current biology : CB》2012,22(18):1659-1666
Highlights? BRCA1 E3 ligase activity is essential for a subset of DNA damage responses ? BRCA1 V26A mutant cells are sensitive to topoisomerase inhibitors but not mitomycin C ? BRCA1 selectively ubiquitylates claspin after topoisomerase inhibition ? BRCA1 E3 ligase inactivation selectively impairs CHK1 activation 相似文献
10.
Highlights? Larval multidendritic neurons are required for sensing gentle touch in Drosophila ? Optogenetic activation of defined multidendritic neurons triggers touch behaviors ? Sensory filopodia are dynamic, F-actin-rich organelles necessary for mechanosensing ? A high-throughput touch screen identifies NMDARs, NOMPC, and Ripped Pocket 相似文献
11.
Jung-Hyun Lee Sebastian Wittki Tanja Bräu Florian S. Dreyer Kirsten Krätzel Jochen Dindorf Ian C.D. Johnston Stefanie Gross Elisabeth Kremmer Reinhard Zeidler Ursula Schlötzer-Schrehardt Mathias Lichtenheld Kalle Saksela Thomas Harrer Gerold Schuler Maurizio Federico Andreas S. Baur 《Molecular cell》2013,49(4):668-679
Highlights? HIV-Nef translocates activated TACE/ADAM17 into extracellular vesicles (EVs) ? The mechanism is initiated by interaction of Eed and paxillin with TACE ? Translocation of TACE into EVs is regulated by Pak2 ? Melanoma cells activate the same mechanism to upload activated ADAM10 into EVs 相似文献
12.
Mattie FJ Stackpole MM Stone MC Clippard JR Rudnick DA Qiu Y Tao J Allender DL Parmar M Rolls MM 《Current biology : CB》2010,20(24):2169-2177
Highlights? Uniform microtubule polarity in dendrites requires directed microtubule growth ? Growing microtubule plus ends use stable microtubules as directional tracks ? Dendrite microtubule polarity is disrupted when kinesin-2 and +TIP levels are reduced ? Kinesin-2 attachment to microtubule plus ends might allow directed microtubule growth 相似文献
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Silvia Jansen Anastassis Perrakis Chris Ulens Claudia Winkler Maria Andries Robbie P. Joosten Maarten Van Acker Frank P. Luyten Wouter H. Moolenaar Mathieu Bollen 《Structure (London, England : 1993)》2012,20(11):1948-1959
Highlights? We determine the crystal structure of mouse NPP1 ? We elucidate the mechanism of NPP1 dimer formation and secretion ? The structure explains the dramatic functional differences between NPP1 and NPP2 ? The structure allows defining the impact of pathogenic mutations in human NPP1 相似文献
14.
Perrine Castets Shuo Lin Nathalie Rion Sabrina Di Fulvio Klaas Romanino Maitea Guridi Stephan Frank Lionel A. Tintignac Michael Sinnreich Markus A. Rüegg 《Cell metabolism》2013,17(5):731-744
Highlights? mTORC1 inhibition is required for constitutive and starvation-induced autophagy ? Sustained activation of mTORC1 causes a severe myopathy due to autophagy impairment ? TSC1 depletion is sufficient to activate mTORC1 irrespective of other stimuli ? mTORC1 inactivation is sufficient to trigger LC3 lipidation 相似文献
15.
Highlights? AtBMI1A/B proteins prevent misexpression of embryonic traits in somatic cells ? PRC2 and AtBMI1A/B proteins maintain cells in their differentiated state ? AtBMI1A/B proteins mediate H2A monoubiquitination 相似文献
16.
Highlights? Smad-interacting protein 1 (SIP1) regulates hESC differentiation ? SIP1 upregulation promotes neuroectodermal differentiation ? SIP1 inhibits mesendodermal and endodermal differentiation ? SMAD2/3 and NANOG/OCT4/SOX2 cooperatively regulate SIP1 expression 相似文献
17.
Martin Zoltner David G. Norman Paul K. Fyfe Hassane El Mkami Tracy Palmer William N. Hunter 《Structure (London, England : 1993)》2013,21(4):595-603
Highlights? EssB, a membrane-bound component of the type VII secretion system, forms a dimer ? The cytoplasmic segment EssB-N is remarkably similar to pseudokinases ? The extracellular C-terminal domain displays a helical fold ? PELDOR spectroscopy enabled construction of a model of the complete dimer 相似文献
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Brian W. Parks Elizabeth Nam Elin Org Emrah Kostem Frode Norheim Simon T. Hui Calvin Pan Mete Civelek Christoph D. Rau Brian J. Bennett Margarete Mehrabian Luke K. Ursell Aiqing He Lawrence W. Castellani Bradley Zinker Mark Kirby Thomas A. Drake Christian A. Drevon Aldons J. Lusis 《Cell metabolism》2013,17(1):141-152
Highlights? Detailed analysis of diet-induced obesity in more than 100 inbred mouse strains ? Identification of 11 genetic loci associated with obesity and dietary responsiveness ? Significant overlap between mouse loci with human GWAS loci for obesity ? Strain-specific shifts in gut microbiota composition in response to dietary intervention 相似文献
20.
Nikki Charles Tatsuya Ozawa Massimo Squatrito Anne-Marie Bleau Cameron W. Brennan Dolores Hambardzumyan Eric C. Holland 《Cell Stem Cell》2010,6(2):141-152
Highlights? Perivascular niche nitric oxide activates Notch in PDGF-induced gliomas ? Notch signaling drives tumor stem-like characteristics and reduces survival ? Loss of eNOS activity decreases tumor stem-like characteristics ? Suppressing eNOS activity prolongs survival in glioma-bearing mice 相似文献