Large-scale mapping of branchpoints in human pre-mRNA transcripts in vivo.

abstract：:Nuclear volume and the number of nuclear pore complexes (NPCs) on the nucleus almost double during interphase in dividing cells. How these events are coordinated with the cell cycle is poorly understood, particularly in mammalian cells. We report here, based on newly developed techniques for visualizing NPC formation,...

journal_title：Nature structural & molecular biology

authors： Maeshima K,Iino H,Hihara S,Funakoshi T,Watanabe A,Nishimura M,Nakatomi R,Yahata K,Imamoto F,Hashikawa T,Yokota H,Imamoto N

更新日期：2010-09-01 00:00:00

abstract：:The eukaryotic DNA replication machinery must traverse every nucleosome in the genome during S phase. As nucleosomes are generally inhibitory to DNA-dependent processes, chromatin structure must undergo extensive reorganization to facilitate DNA synthesis. However, the identity of chromatin-remodeling factors involved...

journal_title：Nature structural & molecular biology

authors： Vincent JA,Kwong TJ,Tsukiyama T

更新日期：2008-05-01 00:00:00

abstract：:The N-terminal acetylation of Sir3 is essential for heterochromatin establishment and maintenance in yeast, but its mechanism of action is unknown. The crystal structure of the N-terminally acetylated BAH domain of Saccharomyces cerevisiae Sir3 bound to the nucleosome core particle reveals that the N-terminal acetylat...

journal_title：Nature structural & molecular biology

authors： Arnaudo N,Fernández IS,McLaughlin SH,Peak-Chew SY,Rhodes D,Martino F

更新日期：2013-09-01 00:00:00

abstract：:The regulated exocytotic release of neurotransmitter and hormones is accomplished by a complex protein machinery whose core consists of SNARE proteins and the calcium sensor synaptotagmin-1. We propose a mechanism in which the lipid membrane is intimately involved in coupling calcium sensing to release. We found that ...

journal_title：Nature structural & molecular biology

authors： Kiessling V,Kreutzberger AJB,Liang B,Nyenhuis SB,Seelheim P,Castle JD,Cafiso DS,Tamm LK

更新日期：2018-10-01 00:00:00

abstract：:Coupling between transcription and RNA processing is a key gene regulatory mechanism. Here we use chromatin immunoprecipitation to detect transcription-dependent accumulation of the precursor mRNA (pre-mRNA) splicing factors hnRNP A1, U2AF65 and U1 and U5 snRNPs on the intron-containing human FOS gene. These factors w...

journal_title：Nature structural & molecular biology

authors： Listerman I,Sapra AK,Neugebauer KM

更新日期：2006-09-01 00:00:00

abstract：:Here we report the crystal structures of I.C and I.A wobble base pairs in the context of the ribosomal decoding center, clearly showing that the I.A base pair is of an I(anti).A(anti) conformation, as predicted by Crick. Additionally, the structures enable the observation of changes in the anticodon to allow purine-pu...

journal_title：Nature structural & molecular biology

authors： Murphy FV 4th,Ramakrishnan V

更新日期：2004-12-01 00:00:00

abstract：:We have tested the specificity and utility of more than 200 antibodies raised against 57 different histone modifications in Drosophila melanogaster, Caenorhabditis elegans and human cells. Although most antibodies performed well, more than 25% failed specificity tests by dot blot or western blot. Among specific antibo...

journal_title：Nature structural & molecular biology

authors： Egelhofer TA,Minoda A,Klugman S,Lee K,Kolasinska-Zwierz P,Alekseyenko AA,Cheung MS,Day DS,Gadel S,Gorchakov AA,Gu T,Kharchenko PV,Kuan S,Latorre I,Linder-Basso D,Luu Y,Ngo Q,Perry M,Rechtsteiner A,Riddle NC,Schwar

更新日期：2011-01-01 00:00:00

abstract：:We developed an experimental system for studying genome instability caused by fragile X (CGG)n repeats in mammalian cells. Our method uses a selectable cassette carrying the HyTK gene under the control of the FMR1 promoter with (CGG)n repeats in its 5' UTR, which is integrated into the unique RL5 site in murine erythr...

journal_title：Nature structural & molecular biology

authors： Kononenko AV,Ebersole T,Vasquez KM,Mirkin SM

更新日期：2018-08-01 00:00:00

abstract：:RNA functions at enhancers remain mysterious. Here we show that the 7SK small nuclear RNA (snRNA) inhibits enhancer transcription by modulating nucleosome position. 7SK occupies enhancers and super enhancers genome wide in mouse and human cells, and it is required to limit enhancer-RNA initiation and synthesis in a ma...

journal_title：Nature structural & molecular biology

authors： Flynn RA,Do BT,Rubin AJ,Calo E,Lee B,Kuchelmeister H,Rale M,Chu C,Kool ET,Wysocka J,Khavari PA,Chang HY

更新日期：2016-03-01 00:00:00

abstract：:HIV-1 capsid plays multiple key roles in viral replication, and inhibition of capsid assembly is an attractive target for therapeutic intervention. Here, we report the atomic-resolution structure of capsid protein (CA) tubes, determined by magic-angle spinning NMR and data-guided molecular dynamics simulations. Functi...

journal_title：Nature structural & molecular biology

authors： Lu M,Russell RW,Bryer AJ,Quinn CM,Hou G,Zhang H,Schwieters CD,Perilla JR,Gronenborn AM,Polenova T

更新日期：2020-09-01 00:00:00

abstract：:Trimethylation of Lys36 in histone H3 (H3K36me3) coordinates events associated with the elongation phase of transcription and is also emerging as an important epigenetic regulator of cell growth and differentiation. We have identified the PWWP domain of bromo and plant homeodomain (PHD) finger-containing protein 1 (BR...

journal_title：Nature structural & molecular biology

authors： Vezzoli A,Bonadies N,Allen MD,Freund SM,Santiveri CM,Kvinlaug BT,Huntly BJ,Göttgens B,Bycroft M

更新日期：2010-05-01 00:00:00

abstract：:P element transposase catalyzes the mobility of P element DNA transposons within the Drosophila genome. P element transposase exhibits several unique properties, including the requirement for a guanosine triphosphate cofactor and the generation of long staggered DNA breaks during transposition. To gain insights into t...

journal_title：Nature structural & molecular biology

authors： Ghanim GE,Kellogg EH,Nogales E,Rio DC

更新日期：2019-11-01 00:00:00

abstract：:Despite growing appreciation of the importance of long noncoding RNAs (lncRNAs) in normal physiology and disease, our knowledge of cancer-related lncRNAs remains limited. By repurposing microarray probes, we constructed expression profiles of 10,207 lncRNA genes in approximately 1,300 tumors over four different cancer...

journal_title：Nature structural & molecular biology

authors： Du Z,Fei T,Verhaak RG,Su Z,Zhang Y,Brown M,Chen Y,Liu XS

更新日期：2013-07-01 00:00:00

abstract：:Domain 5 (D5) is the central core of group II intron ribozymes. Many base and backbone substituents of this highly conserved hairpin participate in catalysis and are crucial for binding to other intron domains. We report the solution structures of the 34-nucleotide D5 hairpin from the group II intron ai5 gamma in the ...

journal_title：Nature structural & molecular biology

authors： Sigel RK,Sashital DG,Abramovitz DL,Palmer AG,Butcher SE,Pyle AM

更新日期：2004-02-01 00:00:00

abstract：:Binding of the gp120 envelope (Env) glycoprotein to the CD4 receptor is the first step in the HIV-1 infectious cycle. Although the CD4-binding site has been extensively characterized, the initial receptor interaction has been difficult to study because of major CD4-induced structural rearrangements. Here we used cryog...

journal_title：Nature structural & molecular biology

authors： Liu Q,Acharya P,Dolan MA,Zhang P,Guzzo C,Lu J,Kwon A,Gururani D,Miao H,Bylund T,Chuang GY,Druz A,Zhou T,Rice WJ,Wigge C,Carragher B,Potter CS,Kwong PD,Lusso P

更新日期：2017-04-01 00:00:00

abstract：:The structure of the Sortilin ectodomain in complex with neurotensin has been determined at 2-A resolution, revealing that the C-terminal part of neurotensin binds in the tunnel of a ten-bladed beta-propeller domain. Binding competition studies suggest that additional binding sites, for example, for the prodomain of n...

journal_title：Nature structural & molecular biology

authors： Quistgaard EM,Madsen P,Grøftehauge MK,Nissen P,Petersen CM,Thirup SS

更新日期：2009-01-01 00:00:00

abstract：:The RNA-induced transcriptional silencing (RITS) complex, containing Ago1, Chp1, Tas3 and centromeric small interfering RNAs (siRNAs), is required for heterochromatic gene silencing at centromeres. Here, we identify a second fission yeast Argonaute complex (Argonaute siRNA chaperone, ARC), which contains, in addition ...

journal_title：Nature structural & molecular biology

authors： Buker SM,Iida T,Bühler M,Villén J,Gygi SP,Nakayama J,Moazed D

更新日期：2007-03-01 00:00:00

abstract：:The ability of barrier-to-autointegration factor (BAF) to bind and bridge DNA in a sequence-independent manner is crucial for its role in retroviral integration and a variety of cellular processes. To better understand this behavior, we solved the crystal structure of BAF bound to DNA. The structure reveals that BAF b...

journal_title：Nature structural & molecular biology

authors： Bradley CM,Ronning DR,Ghirlando R,Craigie R,Dyda F

更新日期：2005-10-01 00:00:00

abstract：:The potassium channel selectivity filter both discriminates between K(+) and sodium ions and contributes to gating of ion flow. Static structures of conducting (open) and nonconducting (inactivated) conformations of this filter are known; however, the sequence of protein rearrangements that connect these two states is...

journal_title：Nature structural & molecular biology

authors： Wang DT,Hill AP,Mann SA,Tan PS,Vandenberg JI

更新日期：2011-01-01 00:00:00

abstract：:Protein synthesis by the ribosome can fail for numerous reasons including faulty mRNA, insufficient availability of charged tRNAs and genetic errors. All organisms have evolved mechanisms to recognize stalled ribosomes and initiate pathways for recycling, quality control and stress signaling. Here we review the discov...

journal_title：Nature structural & molecular biology

authors： Brandman O,Hegde RS

更新日期：2016-01-01 00:00:00

abstract：:The iota toxin produced by Clostridium perfringens type E is a binary toxin comprising two independent polypeptides: Ia, an ADP-ribosyltransferase, and Ib, which is involved in cell binding and translocation of Ia across the cell membrane. Here we report cryo-EM structures of the translocation channel Ib-pore and its ...

journal_title：Nature structural & molecular biology

authors： Yamada T,Yoshida T,Kawamoto A,Mitsuoka K,Iwasaki K,Tsuge H

更新日期：2020-03-01 00:00:00

abstract：:Catalysis by members of the RNase H superfamily of enzymes is generally believed to require only two Mg2+ ions that are coordinated by active-site carboxylates. By examining the catalytic process of Bacillus halodurans RNase H1 in crystallo, however, we found that the two canonical Mg2+ ions and an additional K+ faile...

journal_title：Nature structural & molecular biology

authors： Samara NL,Yang W

更新日期：2018-08-01 00:00:00

abstract：:Advances in structure determination of the bacterial and eukaryotic transcription machinery have led to a marked increase in the understanding of the mechanism of transcription. Models for the specific assembly of the RNA polymerase II transcription machinery at a promoter, conformational changes that occur during ini...

journal_title：Nature structural & molecular biology

authors： Hahn S

更新日期：2004-05-01 00:00:00

abstract：:Proteins regulate gene expression by controlling mRNA biogenesis, localization, translation and decay. Identifying the composition, diversity and function of mRNA-protein complexes (mRNPs) is essential to understanding these processes. In a global survey of Saccharomyces cerevisiae mRNA-binding proteins, we identified...

journal_title：Nature structural & molecular biology

authors： Mitchell SF,Jain S,She M,Parker R

更新日期：2013-01-01 00:00:00

abstract：:The WD40-repeat protein WDR5 is a conserved subunit of Trithorax (TRX) histone methyltransferase complexes. WDR5 has been reported to selectively bind dimethylated Lys4 (K4me2) in histone H3 to promote K4 trimethylation by TRX. To elucidate the basis of this binding specificity, we have determined the crystal structur...

journal_title：Nature structural & molecular biology

authors： Couture JF,Collazo E,Trievel RC

更新日期：2006-08-01 00:00:00

abstract：:During homologous recombination, Rad51 forms a nucleoprotein filament with single-stranded DNA (ssDNA) that undergoes strand exchange with homologous double-stranded DNA (dsDNA). Here, we use real-time analysis to show that strand exchange by fission yeast Rad51 proceeds via two distinct three-strand intermediates, C1...

journal_title：Nature structural & molecular biology

authors： Ito K,Murayama Y,Takahashi M,Iwasaki H

更新日期：2018-01-01 00:00:00

abstract：:Ribosomes translating secretory and membrane proteins are targeted to the endoplasmic reticulum membrane and attach to the protein-conducting channel and ribosome-associated membrane proteins (RAMPs). Recently, a new RAMP, ERj1p, has been identified that recruits BiP to ribosomes and regulates translational activity. ...

journal_title：Nature structural & molecular biology

authors： Blau M,Mullapudi S,Becker T,Dudek J,Zimmermann R,Penczek PA,Beckmann R

更新日期：2005-11-01 00:00:00

abstract：:Green tea has held a long-standing place in traditional Asian medicine. Scientific research is now beginning to explain why. ...

journal_title：Nature structural & molecular biology

authors：

更新日期：2008-06-01 00:00:00

abstract：:The threat of a major coronavirus pandemic urges the development of strategies to combat these pathogens. Human coronavirus NL63 (HCoV-NL63) is an α-coronavirus that can cause severe lower-respiratory-tract infections requiring hospitalization. We report here the 3.4-Å-resolution cryo-EM reconstruction of the HCoV-NL6...

journal_title：Nature structural & molecular biology

authors： Walls AC,Tortorici MA,Frenz B,Snijder J,Li W,Rey FA,DiMaio F,Bosch BJ,Veesler D

更新日期：2016-10-01 00:00:00

abstract：:Mosquito-based malaria transmission-blocking vaccines (mTBVs) target midgut-surface antigens of the Plasmodium parasite's obligate vector, the Anopheles mosquito. The alanyl aminopeptidase N (AnAPN1) is the leading mTBV immunogen; however, AnAPN1's role in Plasmodium infection of the mosquito and how anti-AnAPN1 antib...

journal_title：Nature structural & molecular biology

authors： Atkinson SC,Armistead JS,Mathias DK,Sandeu MM,Tao D,Borhani-Dizaji N,Tarimo BB,Morlais I,Dinglasan RR,Borg NA

更新日期：2015-07-01 00:00:00