Transposition of the yeast retroviruslike element Ty3 is dependent on the cell cycle.

abstract：:The functional importance of the two clusters of positively charged amino acids which flank the hydrophobic membrane-anchoring sequence of polyomavirus middle T (mT) protein has been investigated by using site-directed mutagenesis. A clear asymmetry was apparent. No effect on transformation was seen following multiple...

journal_title：Molecular and cellular biology

authors： Dahl J,Thathamangalam U,Freund R,Benjamin TL

更新日期：1992-11-01 00:00:00

abstract：:Sirtuins are a family of protein deacetylases, deacylases, and ADP-ribosyltransferases that regulate life span, control the onset of numerous age-associated diseases, and mediate metabolic homeostasis. We have uncovered a novel role for the mitochondrial sirtuin SIRT4 in the regulation of hepatic lipid metabolism duri...

journal_title：Molecular and cellular biology

authors： Laurent G,de Boer VC,Finley LW,Sweeney M,Lu H,Schug TT,Cen Y,Jeong SM,Li X,Sauve AA,Haigis MC

更新日期：2013-11-01 00:00:00

abstract：:Mutations in the SRA1 or SRA3 gene eliminate the requirement for either RAS gene (RAS1 or RAS2) in Saccharomyces cerevisiae. We cloned SRA1 and SRA3 and determined their DNA sequences. SRA1 encodes the regulatory subunit of the cyclic AMP (cAMP)-dependent protein kinase and therefore is identical to REG1 and BCY1. Thi...

journal_title：Molecular and cellular biology

authors： Cannon JF,Tatchell K

更新日期：1987-08-01 00:00:00

abstract：:Growth factor independence 1B (GFI1B) coordinates assembly of transcriptional repressor complexes comprised of corepressors and histone-modifying enzymes to control gene expression programs governing lineage allocation in hematopoiesis. Enforced expression of GFI1B in K562 erythroleukemia cells favors erythroid over m...

journal_title：Molecular and cellular biology

authors： McClellan D,Casey MJ,Bareyan D,Lucente H,Ours C,Velinder M,Singer J,Lone MD,Sun W,Coria Y,Mason CC,Engel ME

更新日期：2019-06-13 00:00:00

abstract：:Gap junctional intercellular communication is inhibited in response to tumor promoters and oncogene transformation, suggesting that loss of this function is an important step in tumor formation. To elucidate the molecular mechanisms responsible for this inhibition, we examined the expression of gap junction proteins a...

journal_title：Molecular and cellular biology

authors： Brissette JL,Kumar NM,Gilula NB,Dotto GP

更新日期：1991-10-01 00:00:00

abstract：:A transcriptional enhancer has been mapped to a region 5.5 kilobases 3' of the C beta 2 gene in the human T-cell receptor (TCR) beta-chain locus. Transient transfections allowed localization of enhancer activity to a 480-base-pair HincII-XbaI restriction enzyme fragment. The TCR beta enhancer was active on both the mi...

journal_title：Molecular and cellular biology

authors： Gottschalk LR,Leiden JM

更新日期：1990-10-01 00:00:00

abstract：:The chromatin structure of TDH3, one of three genes encoding glyceraldehyde phosphate dehydrogenases in Saccharomyces cerevisiae, was analyzed by nuclease digestion. A large hypersensitive region was found at the TDH3 promoter extending from the RNA initiation site at position -40 to position -560. This hypersensitive...

journal_title：Molecular and cellular biology

authors： Pavlović B,Hörz W

更新日期：1988-12-01 00:00:00

abstract：:The major histocompatibility complex class II (MHC-II) locus includes a dense cluster of genes that function to initiate immune responses. Expression of insulator CCCTC binding factor (CTCF) was found to be required for expression of all MHC class II genes associated with antigen presentation. Ten CTCF sites that divi...

journal_title：Molecular and cellular biology

authors： Majumder P,Boss JM

更新日期：2010-09-01 00:00:00

abstract：:The interleukin-2 receptor (IL-2R) beta chain (IL-2R beta) is an essential signaling component of high- and intermediate-affinity IL-2Rs. Our laboratory previously reported that a DNA fragment containing 857 bp of 5'-flanking sequence of the human IL-2R beta gene exhibited promoter activity. We have now further charac...

journal_title：Molecular and cellular biology

authors： Lin JX,Bhat NK,John S,Queale WS,Leonard WJ

更新日期：1993-10-01 00:00:00

abstract：:Mammalian poly(ADP-ribose) polymerase (PARP) is a nuclear chromatin-associated protein with a molecular mass of 114 kDa that catalyzes the transfer of ADP-ribose units from NAD+ to nuclear proteins that are located within chromatin. We report here the identification of a novel property of PARP as a modulator of nuclea...

journal_title：Molecular and cellular biology

authors： Miyamoto T,Kakizawa T,Hashizume K

更新日期：1999-04-01 00:00:00

abstract：:Activation of transforming potential of the cellular raf gene has uniformly been associated with the deletion of amino-terminal coding sequences. In order to determine whether 5' truncation alone could activate cellular raf, we constructed 21 human c-raf-1 cDNAs with variable BAL 31-generated deletions distal to a Mol...

journal_title：Molecular and cellular biology

authors： Stanton VP Jr,Nichols DW,Laudano AP,Cooper GM

更新日期：1989-02-01 00:00:00

abstract：:An RNA editing mechanism modifies apolipoprotein B (apo-B) mRNA in the intestine by converting cytosine at nucleotide (nt) 6666 to uracil. To define the sequence requirements for editing, mutant apo-B RNAs were analyzed for the ability to be edited in vitro by enterocyte extracts. Editing was detected by a sensitive a...

journal_title：Molecular and cellular biology

authors： Driscoll DM,Lakhe-Reddy S,Oleksa LM,Martinez D

更新日期：1993-12-01 00:00:00

abstract：:In the absence of telomerase, telomeres erode, provoking accumulation of DNA damage and death by senescence. Rare survivors arise, however, due to Rad52-based amplification of telomeric sequences by homologous recombination. The present study reveals that in budding yeast cells, postsenescence survival relying on ampl...

journal_title：Molecular and cellular biology

authors： Grandin N,Charbonneau M

更新日期：2009-02-01 00:00:00

abstract：:Gene expression programs required for differentiation depend on both DNA-bound transcription factors and surrounding histone modifications. Expression of the basic helix-loop-helix (bHLH) protein NeuroD1 is restricted to endocrine cells in the gastrointestinal (GI) tract, where it is important for endocrine differenti...

journal_title：Molecular and cellular biology

authors： Ray SK,Li HJ,Metzger E,Schüle R,Leiter AB

更新日期：2014-06-01 00:00:00

abstract：:CD146, an endothelial biomarker, has been shown to be aberrantly upregulated during pathological angiogenesis and functions as a coreceptor for vascular endothelial growth factor receptor 2 (VEGFR-2) to promote disease progression. However, the regulatory mechanisms of CD146 expression during angiogenesis remain uncle...

journal_title：Molecular and cellular biology

authors： Wang P,Luo Y,Duan H,Xing S,Zhang J,Lu D,Feng J,Yang D,Song L,Yan X

更新日期：2013-09-01 00:00:00

abstract：:We show that the nuclear genes for the cytoplasmic and mitochondrial leucyl-tRNA synthetase (LeuRS) of Neurospora crassa are distinct in their encoded proteins, codon usage, mRNA levels, and regulation. The 4.2-kilobase-pair region representing the structural gene for cytoplasmic LeuRS and flanking regions has been se...

journal_title：Molecular and cellular biology

authors： Chow CM,Rajbhandary UL

更新日期：1989-11-01 00:00:00

abstract：:Two cDNAs derived from Xenopus laevis calmodulin mRNA have been cloned. Both cDNAs contain the complete protein-coding region and various lengths of untranslated segments. The two cDNAs encode an identical protein but differ from each other by 5% nucleotide substitutions. The 5' and 3' untranslated regions, to the ext...

journal_title：Molecular and cellular biology

authors： Chien YH,Dawid IB

更新日期：1984-03-01 00:00:00

abstract：:The short form (S1b) of the prolactin receptor (PRLR) silences prolactin-induced activation of gene transcription by the PRLR long form (LF). The functional and structural contributions of two intramolecular disulfide (S-S) bonds within the extracellular subdomain 1 (D1) of S1b to its inhibitory function on the LF wer...

journal_title：Molecular and cellular biology

authors： Xie YL,Hassan SA,Qazi AM,Tsai-Morris CH,Dufau ML

更新日期：2009-05-01 00:00:00

abstract：:TRAF2 is an adaptor protein that regulates the activation of the c-Jun N-terminal kinase (JNK) and IkappaB kinase (IKK) signaling cascades in response to tumor necrosis factor alpha (TNF-alpha) stimulation. Although the downstream events in TNF-alpha signaling are better understood, the membrane-proximal events are st...

journal_title：Molecular and cellular biology

authors： Blackwell K,Zhang L,Thomas GS,Sun S,Nakano H,Habelhah H

更新日期：2009-01-01 00:00:00

abstract：:We investigated two phenotypically distinct types of diphtheria toxin-resistant mutants of Chinese hamster cells and compared their resistance with that of naturally resistant mouse cells. All are resistant due to a defect in the process of internalization and delivery of toxin to its target in the cytosol, elongation...

journal_title：Molecular and cellular biology

authors： Didsbury JR,Moehring JM,Moehring TJ

更新日期：1983-07-01 00:00:00

abstract：:Phosphatidylinositol (PI) 3-kinase is a cytoplasmic signaling molecule recruited to the membrane by activated growth factor receptors. The p85 subunit of PI 3-kinase links the catalytic p110 subunit to activated growth factor receptors and is required for enzymatic activity of p110. In this report, we describe the eff...

journal_title：Molecular and cellular biology

authors： Klippel A,Reinhard C,Kavanaugh WM,Apell G,Escobedo MA,Williams LT

更新日期：1996-08-01 00:00:00

abstract：:Runx1/AML1 is a transcription factor implicated in tissue stem cell regulation and belongs to the small Runx family of cancer genes. In the hair follicle (HF), Runx1 epithelial deletion in morphogenesis impairs normal adult hair homeostasis (cycle) and blocks adult hair follicle stem cells (HFSCs) in quiescence. Here,...

journal_title：Molecular and cellular biology

authors： Hoi CS,Lee SE,Lu SY,McDermitt DJ,Osorio KM,Piskun CM,Peters RM,Paus R,Tumbar T

更新日期：2010-05-01 00:00:00

abstract：:Bone metastasis is the hallmark of progressive and castration-resistant prostate cancers. MicroRNA 1 (miR-1) levels are decreased in clinical samples of primary prostate cancer and further reduced in metastases. SRC has been implicated as a critical factor in bone metastasis, and here we show that SRC is a direct targ...

journal_title：Molecular and cellular biology

authors： Liu YN,Yin J,Barrett B,Sheppard-Tillman H,Li D,Casey OM,Fang L,Hynes PG,Ameri AH,Kelly K

更新日期：2015-06-01 00:00:00

abstract：:Fos and Jun transcription factors are induced during the normal course of the proliferative response of quiescent cells to serum or to growth factors. We have shown that delta FosB, an alternatively spliced form of FosB, is formed as rapidly as FosB in serum-stimulated Rat-1A cells. Although delta FosB lacks the C-ter...

journal_title：Molecular and cellular biology

authors： Nakabeppu Y,Oda S,Sekiguchi M

更新日期：1993-07-01 00:00:00

abstract：:The kidney's vital filtration function depends on the structural integrity of the glomerulus, the proximal portion of the nephron. Within the glomerulus, the architecturally complex podocyte forms the final cellular barrier to filtration. Injury to the podocyte results in a morphological change called foot process eff...

journal_title：Molecular and cellular biology

authors： Yu H,Suleiman H,Kim AH,Miner JH,Dani A,Shaw AS,Akilesh S

更新日期：2013-12-01 00:00:00

abstract：:The human splicing factor 2, also called human alternative splicing factor (hASF), is the prototype of the highly conserved SR protein family involved in constitutive and regulated splicing of metazoan mRNA precursors. Here we report that the Drosophila homologue of hASF (dASF) lacks eight repeating arginine-serine di...

journal_title：Molecular and cellular biology

authors： Allemand E,Gattoni R,Bourbon HM,Stevenin J,Cáceres JF,Soret J,Tazi J

更新日期：2001-02-01 00:00:00

abstract：:The stress-responsive DDR2 gene (previously called DDRA2) of Saccharomyces cerevisiae is transcribed at elevated levels following stress caused by heat shock or DNA damage. Previously, we identified a 51-bp promoter fragment, oligo31/32, which conferred heat shock inducibility on the heterologous CYC1-lacZ reporter ge...

journal_title：Molecular and cellular biology

authors： Kobayashi N,McEntee K

更新日期：1993-01-01 00:00:00

abstract：:Synaptic nuclei of innervated muscle transcribe acetylcholine receptor (AChR) genes at a much higher level than extrasynaptic nuclei. To isolate candidate synaptic regulatory molecules responsible for the unique transcriptional potential of synaptic nuclei, we have taken a subtractive hybridization approach. Here, we ...

journal_title：Molecular and cellular biology

authors： Velleca MA,Wallace MC,Merlie JP

更新日期：1994-11-01 00:00:00

abstract：:Mutations in the spin gene are characterized by an extraordinarily strong rejection behavior of female flies in response to male courtship. They are also accompanied by decreases in the viability, adult life span, and oviposition rate of the flies. In spin mutants, some oocytes and adult neural cells undergo degenerat...

journal_title：Molecular and cellular biology

authors： Nakano Y,Fujitani K,Kurihara J,Ragan J,Usui-Aoki K,Shimoda L,Lukacsovich T,Suzuki K,Sezaki M,Sano Y,Ueda R,Awano W,Kaneda M,Umeda M,Yamamoto D

更新日期：2001-06-01 00:00:00

abstract：:We describe a genetic transformation system which should prove useful for investigating tropomyosin assembly and function. Muscle abnormalities associated with a defective tropomyosin allele were corrected by integrating the wild-type gene into germ line chromosomes. The transformation protocol permits application of ...

journal_title：Molecular and cellular biology

authors： Fyrberg EA,Karlik CC

更新日期：1987-08-01 00:00:00