Preventing farnesylation of the dynein adaptor Spindly contributes to the mitotic defects caused by farnesyltransferase inhibitors.

abstract：:Glucose is a master regulator of cell behavior in the yeast Saccharomyces cerevisiae. It acts as both a metabolic substrate and a potent regulator of intracellular signaling cascades. Glucose starvation induces the transient delocalization and then partial relocalization of clathrin adaptors at the trans-Golgi network...

journal_title：Molecular biology of the cell

authors： Aoh QL,Hung CW,Duncan MC

更新日期：2013-03-01 00:00:00

abstract：:S100A4, a member of the S100 family of Ca(2+)-binding proteins, is directly involved in tumor metastasis. In addition to its expression in tumor cells, S100A4 is expressed in normal cells and tissues, including fibroblasts and cells of the immune system. To examine the contribution of S100A4 to normal physiology, we e...

journal_title：Molecular biology of the cell

authors： Li ZH,Dulyaninova NG,House RP,Almo SC,Bresnick AR

更新日期：2010-08-01 00:00:00

abstract：:Activation of the NADPH oxidase of phagocytic cells requires the action of Rac2 or Rac1, members of the Ras superfamily of GTP-binding proteins. Rac proteins are active when in the GTP-bound form and can be regulated by a variety of proteins that modulate the exchange of GDP for GTP and/or GTP hydrolysis. The p190 Rac...

journal_title：Molecular biology of the cell

authors： Heyworth PG,Knaus UG,Settleman J,Curnutte JT,Bokoch GM

更新日期：1993-11-01 00:00:00

abstract：:In primary hepatocytes and HepG2 hepatoma cells, prolonged activation of the p42/44 mitogen-activated protein kinase (MAPK) pathway is associated with a reduction in DNA synthesis, mediated by increased expression of the cyclin-dependent kinase inhibitor protein p21 (Cip-1/WAF1/mda6) (p21). This study was performed to...

journal_title：Molecular biology of the cell

authors： Park JS,Qiao L,Gilfor D,Yang MY,Hylemon PB,Benz C,Darlington G,Firestone G,Fisher PB,Dent P

更新日期：2000-09-01 00:00:00

abstract：:Organelle inheritance occurs during cell division. In Saccharomyces cerevisiae, inheritance of the vacuole, and the distribution of mitochondria and cortical endoplasmic reticulum are regulated by Ptc1p, a type 2C protein phosphatase. Here we show that PTC1/VAC10 controls the distribution of additional cargoes moved b...

journal_title：Molecular biology of the cell

authors： Jin Y,Taylor Eves P,Tang F,Weisman LS

更新日期：2009-03-01 00:00:00

abstract：:WDR92 is a highly conserved WD-repeat protein that has been proposed to be involved in apoptosis and also to be part of a prefoldin-like cochaperone complex. We found that WDR92 has a phylogenetic signature that is generally compatible with it playing a role in the assembly or function of specifically motile cilia. To...

journal_title：Molecular biology of the cell

authors： Patel-King RS,King SM

更新日期：2016-04-15 00:00:00

abstract：:The putative role of sorting early endosomes (EEs) in synaptic-like microvesicle (SLMV) formation in the neuroendocrine PC12 cell line was investigated by quantitative immunoelectron microscopy. By BSA-gold internalization kinetics, four distinct endosomal subcompartments were distinguished: primary endocytic vesicles...

journal_title：Molecular biology of the cell

authors： de Wit H,Lichtenstein Y,Geuze HJ,Kelly RB,van der Sluijs P,Klumperman J

更新日期：1999-12-01 00:00:00

abstract：:The Rho GTPases RhoA and Rac1 function as master regulators of cytokinesis by controlling the actomyosin cytoskeleton. RhoA and Rac1 have to be respectively activated and inactivated at the division plane for cytokinesis to occur properly. The inactivation of Rac1 at the cleavage furrow is controlled by MgcRacGAP. How...

journal_title：Molecular biology of the cell

authors： Cannet A,Schmidt S,Delaval B,Debant A

更新日期：2014-12-15 00:00:00

abstract：:Topogenic determinants that direct protein topology at the endoplasmic reticulum membrane usually function with high fidelity to establish a uniform topological orientation for any given polypeptide. Here we show, however, that through the coupling of sequential translocation events, native topogenic determinants are ...

journal_title：Molecular biology of the cell

authors： Moss K,Helm A,Lu Y,Bragin A,Skach WR

更新日期：1998-09-01 00:00:00

abstract：:During autophagy, double-membrane autophagosomes deliver sequestered cytoplasmic content to late endosomes and lysosomes for degradation. The molecular mechanism of autophagosome maturation is still poorly characterized. The small GTPase Rab11 regulates endosomal traffic and is thought to function at the level of recy...

journal_title：Molecular biology of the cell

authors： Szatmári Z,Kis V,Lippai M,Hegedus K,Faragó T,Lorincz P,Tanaka T,Juhász G,Sass M

更新日期：2014-02-01 00:00:00

abstract：:Autophagy is a conserved eukaryotic pathway critical for cellular adaptation to changes in nutrition levels and stress. The class III phosphatidylinositol (PI)3-kinase complexes I and II (PI3KC3-C1 and -C2) are essential for autophagosome initiation and maturation, respectively, from highly curved vesicles. We used a ...

journal_title：Molecular biology of the cell

authors： Brier LW,Ge L,Stjepanovic G,Thelen AM,Hurley JH,Schekman R

更新日期：2019-04-15 00:00:00

abstract：:Rods and rings (RRs) are large linear- or circular-shaped structures typically described as polymers of IMPDH (inosine monophosphate dehydrogenase). They have been observed across a wide variety of cell types and species and can be induced to form by inhibitors of IMPDH. RRs are thought to play a role in the regulatio...

journal_title：Molecular biology of the cell

authors： Schiavon CR,Griffin ME,Pirozzi M,Parashuraman R,Zhou W,Jinnah HA,Reines D,Kahn RA

更新日期：2018-09-15 00:00:00

abstract：:Septins are conserved GTP-binding cytoskeletal proteins that polymerize into filaments by end-to-end joining of hetero-oligomeric complexes. In human cells, both hexamers and octamers exist, and crystallography studies predicted the order of the hexamers to be SEPT7-SEPT6-SEPT2-SEPT2-SEPT6-SEPT7, while octamers are th...

journal_title：Molecular biology of the cell

authors： Soroor F,Kim MS,Palander O,Balachandran Y,Collins RF,Benlekbir S,Rubinstein JL,Trimble WS

更新日期：2021-02-01 00:00:00

abstract：:Significant increase in JNK, c-Jun, and Cdk5 activities are reported in Alzheimer's disease (AD). Inhibition of c-Jun prevents neuronal cell death in in vivo AD models, highlighting it as a major JNK effector. Both JNK and Cdk5 promote neurodegeneration upon deregulation; however, Cdk5 has not been mechanistically lin...

journal_title：Molecular biology of the cell

authors： Sun KH,Lee HG,Smith MA,Shah K

更新日期：2009-11-01 00:00:00

abstract：:In the fission yeast Schizosaccharomyces pombe, centromeres remain clustered at the spindle-pole body (SPB) during mitotic interphase. In contrast, during meiotic prophase centromeres dissociate from the SPB. Here we examined the behavior of centromere proteins in living meiotic cells of S. pombe. We show that the Nuf...

journal_title：Molecular biology of the cell

authors： Asakawa H,Hayashi A,Haraguchi T,Hiraoka Y

更新日期：2005-05-01 00:00:00

abstract：:The Caenorhabditis elegans oocyte is a highly amenable system for forward and reverse genetic analysis of receptor-mediated endocytosis. We describe the use of transgenic strains expressing a vitellogenin::green fluorescent protein (YP170::GFP) fusion to monitor yolk endocytosis by the C. elegans oocyte in vivo. This ...

journal_title：Molecular biology of the cell

authors： Grant B,Hirsh D

更新日期：1999-12-01 00:00:00

abstract：:To date, two major apoptotic pathways, the death receptor and the mitochondrial pathway, have been well documented in mammalian cells. However, the involvement of these two apoptotic pathways, particularly the death receptor pathway, in transforming growth factor-beta 1 (TGF-beta 1)-induced apoptosis is not well under...

journal_title：Molecular biology of the cell

authors： Kim SG,Jong HS,Kim TY,Lee JW,Kim NK,Hong SH,Bang YJ

更新日期：2004-02-01 00:00:00

abstract：:The BNIP-2 and Cdc42GAP homology (BCH) domain is a novel regulator for Rho GTPases, but its impact on p50-Rho GTPase-activating protein (p50RhoGAP or Cdc42GAP) in cells remains elusive. Here we show that deletion of the BCH domain from p50RhoGAP enhanced its GAP activity and caused drastic cell rounding. Introducing c...

journal_title：Molecular biology of the cell

authors： Zhou YT,Chew LL,Lin SC,Low BC

更新日期：2010-09-15 00:00:00

abstract：:A number of peroxisome-associated proteins have been described that are involved in the import of proteins into peroxisomes, among which is the receptor for peroxisomal targeting signal 1 (PTS1) proteins Pex5p, the integral membrane protein Pex13p, which contains an Src homology 3 (SH3) domain, and the peripheral memb...

journal_title：Molecular biology of the cell

authors： Bottger G,Barnett P,Klein AT,Kragt A,Tabak HF,Distel B

更新日期：2000-11-01 00:00:00

abstract：:The efficient maintenance of genome integrity in the face of cellular stress is vital to protect against human diseases such as cancer. DNA replication, chromatin dynamics, cellular signaling, nuclear architecture, cell cycle checkpoints, and other cellular activities contribute to the delicate spatiotemporal control ...

journal_title：Molecular biology of the cell

authors： Jensen RB,Rothenberg E

更新日期：2020-04-15 00:00:00

abstract：:Oncoprotein 18/stathmin (Op18) has been identified recently as a protein that destabilizes microtubules, but the mechanism of destabilization is currently controversial. Based on in vitro microtubule assembly assays, evidence has been presented supporting conflicting destabilization models of either tubulin sequestrat...

journal_title：Molecular biology of the cell

authors： Howell B,Larsson N,Gullberg M,Cassimeris L

更新日期：1999-01-01 00:00:00

abstract：:During the course of a bacterial infection, cells are exposed simultaneously to a range of bacterial and host factors, which converge on the central transcription factor nuclear factor (NF)-κB. How do single cells integrate and process these converging stimuli? Here we tackle the question of how cells process combinat...

journal_title：Molecular biology of the cell

authors： Gutschow MV,Mason JC,Lane KM,Maayan I,Hughey JJ,Bajar BT,Amatya DN,Valle SD,Covert MW

更新日期：2019-01-15 00:00:00

abstract：:The early Caenorhabditis elegans embryo contains abundant transcripts for two alpha- and two beta-tubulins, raising the question of whether each isoform performs specialized functions or simply contributes to total tubulin levels. Our identification of two recessive, complementing alleles of a beta-tubulin that disrup...

journal_title：Molecular biology of the cell

authors： Wright AJ,Hunter CP

更新日期：2003-11-01 00:00:00

abstract：:Survivin, a subunit of the chromosome passenger complex (CPC), binds the N-terminal tail of histone H3, which is phosphorylated on T3 by Haspin kinase, and localizes the complex to the inner centromeres. We used x-ray crystallography to determine the residues of Survivin that are important in binding phosphomodified h...

journal_title：Molecular biology of the cell

authors： Niedzialkowska E,Wang F,Porebski PJ,Minor W,Higgins JM,Stukenberg PT

更新日期：2012-04-01 00:00:00

abstract：:Recognition of surface-tethered antigens (Ags) by B-cells leads to the formation of an immune synapse that promotes Ag uptake for presentation onto MHC-II molecules. Extraction of immobilized Ags at the immune synapse of B-cells relies on the local secretion of lysosomes, which are recruited to the Ag contact site by ...

journal_title：Molecular biology of the cell

authors： Obino D,Diaz J,Sáez JJ,Ibañez-Vega J,Sáez PJ,Alamo M,Lankar D,Yuseff MI

更新日期：2017-04-01 00:00:00

abstract：:To investigate the molecular interactions of synaptophysin I and vesicle-associated membrane protein 2 (VAMP2)/synaptobrevin II during exocytosis, we have used time-lapse videomicroscopy to measure fluorescence resonance energy transfer in live neurons. For this purpose, fluorescent protein variants fused to synaptoph...

journal_title：Molecular biology of the cell

authors： Pennuto M,Dunlap D,Contestabile A,Benfenati F,Valtorta F

更新日期：2002-08-01 00:00:00

abstract：:One of the original hypotheses of organismal longevity posits that aging is the natural result of entropy on the cells, tissues, and organs of the animal--a slow, inexorable slide into nonfunctionality caused by stochastic degradation of its parts. We now have evidence that aging is instead at least in part geneticall...

journal_title：Molecular biology of the cell

authors： DiLoreto R,Murphy CT

更新日期：2015-12-15 00:00:00

abstract：:Endoplasmic reticulum (ER) calcium homeostasis is disrupted in diverse pathologies, including neurodegeneration, cardiovascular diseases, and diabetes. Temporally defining calcium dysregulation during disease progression, however, has been challenging. Here we describe secreted ER calcium-monitoring proteins (SERCaMPs...

journal_title：Molecular biology of the cell

authors： Henderson MJ,Wires ES,Trychta KA,Richie CT,Harvey BK

更新日期：2014-09-15 00:00:00

abstract：:During the cell cycle, Cdc2-cyclin B kinase abruptly becomes active and triggers the entry into mitosis/meiosis. Recently, it was found that inactive Cdc2-cyclin B is present in aggregates in immature starfish oocytes and becomes disaggregated at the time of its activation during maturation. We discuss a possible scen...

journal_title：Molecular biology of the cell

authors： Slepchenko BM,Terasaki M

更新日期：2003-11-01 00:00:00

abstract：:The survival motor neuron (SMN) complex fulfils essential functions in the assembly of snRNPs, which are key components in the splicing of pre-mRNAs. Little is known about the regulation of SMN complex activity by posttranslational modification despite its complicated phosphorylation pattern. Several phosphatases had ...

journal_title：Molecular biology of the cell

authors： Husedzinovic A,Neumann B,Reymann J,Draeger-Meurer S,Chari A,Erfle H,Fischer U,Gruss OJ

更新日期：2015-01-15 00:00:00