Local regulation of the Srs2 helicase by the SUMO-like domain protein Esc2 promotes recombination at sites of stalled replication.

abstract：:We describe the developmental effects of the expression of a normal and mutated Drosophila ras gene ras2 in transgenic Drosophila. A Gly14----Val14 mutant (Gly14 in ras2 is equivalent to Gly12 in mammalian ras proteins) was constructed in ras2 by site-directed mutagenesis. Inducible constructs of ras2 and ras2Val14 we...

journal_title：Genes & development

authors： Bishop JG 3rd,Corces VG

更新日期：1988-05-01 00:00:00

abstract：:Developmental responses to the plant hormone auxin are thought to be mediated by interacting pairs from two protein families: short-lived inhibitory IAA proteins and ARF transcription factors binding to auxin-response elements. monopteros mutants lacking activating ARF5 and the auxin-insensitive mutant bodenlos fail t...

journal_title：Genes & development

authors： Hamann T,Benkova E,Bäurle I,Kientz M,Jürgens G

更新日期：2002-07-01 00:00:00

abstract：:Epigenetic modifications of chromatin play an important role in the regulation of gene expression. KMT4/Dot1 is a conserved histone methyltransferase capable of methylating chromatin on Lys79 of histone H3 (H3K79). Here we report the identification of a multisubunit Dot1 complex (DotCom), which includes several of the...

journal_title：Genes & development

authors： Mohan M,Herz HM,Takahashi YH,Lin C,Lai KC,Zhang Y,Washburn MP,Florens L,Shilatifard A

更新日期：2010-03-15 00:00:00

abstract：:Gut homeostasis is controlled by both immune and developmental mechanisms, and its disruption can lead to inflammatory disorders or cancerous lesions of the intestine. While the impact of bacteria on the mucosal immune system is beginning to be precisely understood, little is known about the effects of bacteria on gut...

journal_title：Genes & development

authors： Buchon N,Broderick NA,Chakrabarti S,Lemaitre B

更新日期：2009-10-01 00:00:00

abstract：:Genome integrity is constantly monitored by sophisticated cellular networks, collectively termed the DNA damage response (DDR). A common feature of DDR proteins is their mobilization in response to genotoxic stress. Here, we outline how the development of various complementary methodologies has provided valuable insig...

journal_title：Genes & development

authors： Polo SE,Jackson SP

更新日期：2011-03-01 00:00:00

abstract：:Viable aristaless (al) mutations of Drosophila affect pattern elements at both ends of the proximodistal axis in a subset of adult appendages. The al gene has been cloned and identified by P-element-mediated germ-line transformation with a genomic DNA fragment, which rescues a lethal mutation of al as well as aspects ...

journal_title：Genes & development

authors： Schneitz K,Spielmann P,Noll M

更新日期：1993-01-01 00:00:00

abstract：:In response to DNA damage, cells activate a complex signal transduction network called the DNA damage response (DDR). To enhance our current understanding of the DDR network, we performed a genome-wide RNAi screen to identify genes required for resistance to ionizing radiation (IR). Along with a number of known DDR ge...

journal_title：Genes & development

authors： Hurov KE,Cotta-Ramusino C,Elledge SJ

更新日期：2010-09-01 00:00:00

abstract：:The p53 tumor suppressor protein is the most well studied as a regulator of transcription in the nucleus, where it exists primarily as a tetramer. However, there are other oligomeric states of p53 that are relevant to its regulation and activities. In unstressed cells, p53 is normally held in check by MDM2 that target...

journal_title：Genes & development

authors： Katz C,Low-Calle AM,Choe JH,Laptenko O,Tong D,Joseph-Chowdhury JN,Garofalo F,Zhu Y,Friedler A,Prives C

更新日期：2018-03-01 00:00:00

abstract：:Regions on the surface of human TATA-box binding protein (TBP) required for activated transcription in vivo were defined by construction of a library of 89 surface residue mutants with radical substitutions that were assayed for their ability to support activated transcription in vivo, basal transcription in vitro, an...

journal_title：Genes & development

authors： Bryant GO,Martel LS,Burley SK,Berk AJ

更新日期：1996-10-01 00:00:00

abstract：:B-cell-specific transcription of immunoglobulin genes is mediated by the interaction of a POU domain containing transcription factor Oct-1 or Oct-2, with the B-cell-specific coactivator OCA-B (Bob-1, OBF-1) and a prototype octamer element. We find that OCA-B binds DNA directly in the major groove between the two subdo...

journal_title：Genes & development

authors： Cepek KL,Chasman DI,Sharp PA

更新日期：1996-08-15 00:00:00

abstract：:Antigenic stimulation of the B-cell receptor (BCR) is a central event in the immune response. In contrast, antigen bound to IgG negatively regulates signals from the BCR by cross-linking it to the inhibitory receptor FcgammaRIIB. Here we show that upon cross-linking of BCR or BCR with FcgammaRIIB, the rasGAP-associate...

journal_title：Genes & development

authors： Yamanashi Y,Tamura T,Kanamori T,Yamane H,Nariuchi H,Yamamoto T,Baltimore D

更新日期：2000-01-01 00:00:00

abstract：:The dihydrofolate reductase (DHFR) and 2BE2121 genes in the Chinese hamster are convergently transcribed in late G1 and ea ly S phase, and bracket an early-firing origin of replication that consists of a 55-kb zone of potential initiation sites. To test whether transcription through the DHFR gene is required to activa...

journal_title：Genes & development

authors： Saha S,Shan Y,Mesner LD,Hamlin JL

更新日期：2004-02-15 00:00:00

abstract：:Cell fates in the optic neuroepithelium are determined by the combinational action of homeotic transcription factors. One of these is Vax2, a homeodomain protein that ventralizes the vertebrate eye field by repressing transcription of the Pax6 gene. We find that Vax2 shuttles between the nucleus and cytoplasm as a fun...

journal_title：Genes & development

authors： Kim JW,Lemke G

更新日期：2006-10-15 00:00:00

abstract：:Using an in vitro system in which a 5' splice site (5'SS) RNA oligo (AAG decreases GUAAGUAdT) is capable of inducing formation of U2/U4/U5/U6 snRNP complex we show that this oligo specifically binds to U4/U5/U6 snRNP and cross-links to U6 snRNA in the absence of U2 snRNP. Moreover, 5'SS RNA oligo bound to U4/U5/U6 snR...

journal_title：Genes & development

authors： Konforti BB,Konarska MM

更新日期：1994-08-15 00:00:00

abstract：:Embryonic stem (ES) cells are pluripotent cells with the ability to self-renew indefinitely. These unique properties are controlled by genetic factors and chromatin structure. The exit from the self-renewing state is accompanied by changes in epigenetic chromatin modifications such as an induction in the silencing-ass...

journal_title：Genes & development

authors： Loh YH,Zhang W,Chen X,George J,Ng HH

更新日期：2007-10-15 00:00:00

abstract：:Cap-dependent translation is mediated by eIF4F, a protein complex composed of three subunits as follows: eIF4E, which recognizes the mRNA 5' cap structure; eIF4A, an RNA-helicase; and eIF4G, a scaffolding protein that binds eIF4E, eIF4A, and the eIF4E-kinase Mnk1 simultaneously. eIF4E is hypophosphorylated and cap-dep...

journal_title：Genes & development

authors： Pyronnet S,Dostie J,Sonenberg N

更新日期：2001-08-15 00:00:00

abstract：:One of the first steps in neurogenesis is the diversification of cells along the dorsoventral axis. In Drosophila the central nervous system develops from three longitudinal columns of cells: ventral cells that express the vnd/nk2 homeobox gene, intermediate cells, and dorsal cells that express the msh homeobox gene. ...

journal_title：Genes & development

authors： Weiss JB,Von Ohlen T,Mellerick DM,Dressler G,Doe CQ,Scott MP

更新日期：1998-11-15 00:00:00

abstract：:The female mammary gland is a very dynamic organ that undergoes continuous tissue remodeling during adulthood. Although it is well established that the number of menstrual cycles and pregnancy (in this case transiently) increase the risk of breast cancer, the reasons are unclear. Growing clinical and experimental evid...

journal_title：Genes & development

authors： Rodriguez-Barrueco R,Nekritz EA,Bertucci F,Yu J,Sanchez-Garcia F,Zeleke TZ,Gorbatenko A,Birnbaum D,Ezhkova E,Cordon-Cardo C,Finetti P,Llobet-Navas D,Silva JM

更新日期：2017-03-15 00:00:00

abstract：:Metazoans start embryogenesis with a relatively naïve genome. The transcriptionally inert, late-replicating heterochromatic regions, including the constitutive heterochromatin on repetitive sequences near centromeres and telomeres, need to be re-established during development. To explore the events initiating heteroch...

journal_title：Genes & development

authors： Yuan K,O'Farrell PH

更新日期：2016-03-01 00:00:00

abstract：:It is now well appreciated that the apoptosome, which governs caspase-dependent cell death, also drives nonapoptotic caspase activation to remodel cells. However, the determinants that specify whether the apoptosome acts to kill or remodel have yet to be identified. Here we report that Tango7 collaborates with the Dro...

journal_title：Genes & development

authors： D'Brot A,Chen P,Vaishnav M,Yuan S,Akey CW,Abrams JM

更新日期：2013-08-01 00:00:00

abstract：:The liver is a unique organ with a remarkably high potential to regenerate upon injuries. In severely damaged livers where hepatocyte proliferation is impaired, facultative liver progenitor cells (LPCs) proliferate and are assumed to contribute to regeneration. An expansion of LPCs is often observed in patients with v...

journal_title：Genes & development

authors： Takase HM,Itoh T,Ino S,Wang T,Koji T,Akira S,Takikawa Y,Miyajima A

更新日期：2013-01-15 00:00:00

abstract：:During development of the somatic macronucleus of Tetrahymena thermophila, the rDNA is excised from its germ-line chromosome, rearranged into a palindrome, and amplified to 10(4) copies. We have identified a cis-acting germ-line mutation, rmm11/6, that prevents amplification of the rDNA in all but approximately 1 in 1...

journal_title：Genes & development

authors： Kapler GM,Blackburn EH

更新日期：1994-01-01 00:00:00

abstract：:The Neurospora crassa clock-controlled gene (ccg-2) is transcriptionally activated by the circadian clock in a time-of-day-specific manner. Transcript and sequence analyses of ccg-2 reveal that the predicted Ccg-2 polypeptide bears significant similarity to a class of low-molecular-weight, cysteine-rich, hydrophobic p...

journal_title：Genes & development

authors： Bell-Pedersen D,Dunlap JC,Loros JJ

更新日期：1992-12-01 00:00:00

abstract：:Overexpression of the type II transmembrane serine protease matriptase is a highly consistent feature of human epithelial tumors. Here we show that matriptase possesses a strong oncogenic potential when unopposed by its endogenous inhibitor, HAI-1. Modest orthotopic overexpression of matriptase in the skin of transgen...

journal_title：Genes & development

authors： List K,Szabo R,Molinolo A,Sriuranpong V,Redeye V,Murdock T,Burke B,Nielsen BS,Gutkind JS,Bugge TH

更新日期：2005-08-15 00:00:00

abstract：:Small noncoding RNAs, including small interfering RNAs (siRNAs) and micro RNAs (miRNAs) of approximately 21 nucleotides (nt) in length, have emerged as potent regulators of gene expression at both transcriptional and post-transcriptional levels in diverse organisms. Here we report the identification of a novel class o...

journal_title：Genes & development

authors： Grivna ST,Beyret E,Wang Z,Lin H

更新日期：2006-07-01 00:00:00

abstract：:A key pathway that controls both cell division and differentiation in animal cells is mediated by the retinoblastoma (RB) family of tumor suppressors, which gate the passage of cells from G(1) to S and through S phase. The role(s) of the RB pathway in plants are not yet clearly defined, nor has there been any evidence...

journal_title：Genes & development

authors： Umen JG,Goodenough UW

更新日期：2001-07-01 00:00:00

abstract：:DNA repair associated with DNA replication is important for the conservation of genomic sequence information, whereas reconstitution of chromatin after replication sustains epigenetic information. We have isolated and characterized mutations in the BRU1 gene of Arabidopsis that suggest a novel link between these under...

journal_title：Genes & development

authors： Takeda S,Tadele Z,Hofmann I,Probst AV,Angelis KJ,Kaya H,Araki T,Mengiste T,Mittelsten Scheid O,Shibahara K,Scheel D,Paszkowski J

更新日期：2004-04-01 00:00:00

abstract：:Caenorhabditis elegans let-7, a founding member of the microRNA family, is predicted to bind to six sites in the 3'UTR of the mRNA of its target gene, lin-41, to down-regulate LIN-41. Here, we demonstrate that wild-type let-7 microRNA binds in vitro to RNA from the lin-41 3'UTR. This interaction is dependent on two co...

journal_title：Genes & development

authors： Vella MC,Choi EY,Lin SY,Reinert K,Slack FJ

更新日期：2004-01-15 00:00:00

abstract：:The assembly of activated RNA polymerase II (pol II) transcription complexes has been investigated by assaying whether pre-assembly of intermediate complexes reduces the extended time required for start-site melting. The results show that a closed complex requiring factors IIA, IID, and the acidic activator GAL4-AH fo...

journal_title：Genes & development

authors： Wang W,Gralla JD,Carey M

更新日期：1992-09-01 00:00:00

abstract：:Transcription factors represent one of the largest groups of proteins regulated by SUMO (small ubiquitin-like modifier) modification, and their sumoylation is usually associated with transcriptional repression. To investigate whether sumoylation plays a general role in regulating transcription in yeast, we determined ...

journal_title：Genes & development

authors： Rosonina E,Duncan SM,Manley JL

更新日期：2010-06-15 00:00:00