Myosin II-interacting guanine nucleotide exchange factor promotes bleb retraction via stimulating cortex reassembly at the bleb membrane.

abstract：:Vascular endothelial (VE)-cadherin, the major adherens junction adhesion molecule in endothelial cells, interacts with p120-catenin and β-catenin through its cytoplasmic tail. However, the specific functional contributions of the catenins to the establishment of strong adhesion are not fully understood. Here we use bi...

journal_title：Molecular biology of the cell

authors： Oas RG,Nanes BA,Esimai CC,Vincent PA,García AJ,Kowalczyk AP

更新日期：2013-03-01 00:00:00

abstract：:The 30-nm fiber is commonly formed by oligonucleosome arrays in vitro but rarely found inside cells. To determine how chromatin higher-order structure is controlled, we used electron cryotomography (cryo-ET) to study the undigested natural chromatin released from two single-celled organisms in which 30-nm fibers have ...

journal_title：Molecular biology of the cell

authors： Cai S,Song Y,Chen C,Shi J,Gan L

更新日期：2018-07-01 00:00:00

abstract：:In response to engagement of surface molecules, cells generate active forces that regulate many cellular processes. Developing tools that permit gathering mechanical and morphological information on these forces is of the utmost importance. Here we describe a new technique, the micropipette force probe, that uses a mi...

journal_title：Molecular biology of the cell

authors： Sawicka A,Babataheri A,Dogniaux S,Barakat AI,Gonzalez-Rodriguez D,Hivroz C,Husson J

更新日期：2017-11-07 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：:The mechanisms and receptors involved in phagocytosis by nonhematopoietic cells are not well understood. The involvement of the alpha 3 beta 1 integrin in phagocytosis of the extracellular matrix by human breast cancer cells was studied. The possible role of this integrin was suggested since alpha 3 and beta 1 but not...

journal_title：Molecular biology of the cell

authors： Coopman PJ,Thomas DM,Gehlsen KR,Mueller SC

更新日期：1996-11-01 00:00:00

abstract：:Cytokinesis in metazoan cells requires a set of antiparallel microtubules that become bundled upon anaphase onset to form a structure known as the central spindle. Bundling of these microtubules requires a protein complex, centralspindlin, that consists of the CYK-4/MgcRacGAP Rho-family GTPase-activating protein and t...

journal_title：Molecular biology of the cell

authors： Pavicic-Kaltenbrunner V,Mishima M,Glotzer M

更新日期：2007-12-01 00:00:00

abstract：:During development, coordinated cell shape changes alter tissue shape. In the Drosophila ventral furrow and other epithelia, apical constriction of hundreds of epithelial cells folds the tissue. Genes in the Gα12/13 pathway coordinate collective apical constriction, but the mechanism of coordination is poorly understo...

journal_title：Molecular biology of the cell

authors： Xie S,Mason FM,Martin AC

更新日期：2016-11-07 00:00:00

abstract：:Cell shape is regulated by cell adhesion and cytoskeletal and membrane dynamics. Cell shape, adhesion, and motility have a complex relationship and understanding them is important in understanding developmental patterning and embryogenesis. Here we show that the lipid kinase phosphatidylinositol 4-kinase III beta (PI4...

journal_title：Molecular biology of the cell

authors： Bilodeau P,Jacobsen D,Law-Vinh D,Lee JM

更新日期：2020-08-01 00:00:00

abstract：:CD98, an early marker of T-cell activation, is an important regulator of integrin-mediated adhesion events. Previous studies suggest that CD98 is coupled to both cellular activation and transformation and is involved in the pathogenesis of viral infection, inflammatory disease, and cancer. Understanding of the molecul...

journal_title：Molecular biology of the cell

authors： Rintoul RC,Buttery RC,Mackinnon AC,Wong WS,Mosher D,Haslett C,Sethi T

更新日期：2002-08-01 00:00:00

abstract：:Functional proteins of complex eukaryotes within the same species are rather invariant. A single catalytic component of telomerase TERT is essential for an active telomerase complex that maintains telomeres. Surprisingly, we have identified two paralogous SpTERT-L and SpTERT-S genes with novel domains in Strongylocent...

journal_title：Molecular biology of the cell

authors： Wells TB,Zhang G,Harley Z,Vaziri H

更新日期：2009-01-01 00:00:00

abstract：:Tubulogenesis by epithelial cells regulates kidney, lung, and mammary development, whereas that by endothelial cells regulates vascular development. Although functionally dissimilar, the processes necessary for tubulation by epithelial and endothelial cells are very similar. We performed microarray analysis to further...

journal_title：Molecular biology of the cell

authors： Albig AR,Schiemann WP

更新日期：2005-02-01 00:00:00

abstract：:Understanding morphogenesis is the ultimate multidisciplinary (ad)venture. Three-dimensional tissues are generated from the actions of genes, biochemical pathways, and cells that form multicellular networks and interact with their biomechanical environment. A comprehensive explanation of morphogenetic processes must e...

journal_title：Molecular biology of the cell

authors： Zallen JA,Yap AS

更新日期：2010-03-15 00:00:00

abstract：:The distinct levels of Rac activity differentially regulate the pattern of intrinsic cell migration. However, it remains unknown how Rac activity is modulated and how the level of Rac activity controls cell migratory behavior. Here we show that Slit-Robo GAP 1 (srGAP1) is a modulator of Rac activity in locomotive cell...

journal_title：Molecular biology of the cell

authors： Yamazaki D,Itoh T,Miki H,Takenawa T

更新日期：2013-11-01 00:00:00

abstract：:Eukaryotic cells actively block entry into mitosis in the presence of DNA damage or incompletely replicated DNA. This response is mediated by signal transduction cascades called cell cycle checkpoints. We show here that the human checkpoint control protein hRAD9 physically associates with two other checkpoint control ...

journal_title：Molecular biology of the cell

authors： St Onge RP,Udell CM,Casselman R,Davey S

更新日期：1999-06-01 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：:Mitochondrial dysfunction and altered transmembrane potential initiate a mitochondrial respiratory stress response, also known as mitochondrial retrograde response, in a wide spectrum of cells. The mitochondrial stress response activates calcineurin, which regulates transcription factors, including a new nuclear facto...

journal_title：Molecular biology of the cell

authors： Guha M,Pan H,Fang JK,Avadhani NG

更新日期：2009-09-01 00:00:00

abstract：:Formation of multiple-protein macromolecular complexes at specialized subcellular microdomains increases the specificity and efficiency of signaling in cells. In this study, we demonstrate that phosphodiesterase type 3A (PDE3A) physically and functionally interacts with cystic fibrosis transmembrane conductance regula...

journal_title：Molecular biology of the cell

authors： Penmatsa H,Zhang W,Yarlagadda S,Li C,Conoley VG,Yue J,Bahouth SW,Buddington RK,Zhang G,Nelson DJ,Sonecha MD,Manganiello V,Wine JJ,Naren AP

更新日期：2010-03-15 00:00:00

abstract：:An in vitro transport assay, established with a modified Shiga toxin B subunit (STxB) as a marker, has proved to be useful for the study of transport from the early/recycling endosome (EE/RE) to the trans-Golgi network (TGN). Here, we modified this assay to test antibodies to all known soluble N-ethylmaleimide-sensiti...

journal_title：Molecular biology of the cell

authors： Tai G,Lu L,Wang TL,Tang BL,Goud B,Johannes L,Hong W

更新日期：2004-09-01 00:00:00

abstract：:Microtubule-associated proteins (MAPs) are a functionally highly diverse class of proteins that help to adjust the shape and function of the microtubule cytoskeleton in space and time. For this purpose, MAPs structurally support microtubules, modulate their dynamic instability, or regulate the activity of associated m...

journal_title：Molecular biology of the cell

authors： Drechsler H,Xu Y,Geyer VF,Zhang Y,Diez S

更新日期：2019-11-15 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：:"Lipid raft" is the name given to the tiny, dynamic, and ordered domains of cholesterol and sphingolipids that are hypothesized to exist in the plasma membranes of eukaryotic cells. According to the lipid raft hypothesis, these cholesterol- and sphingolipid-enriched domains modulate the protein-protein interactions th...

journal_title：Molecular biology of the cell

authors： Kraft ML

更新日期：2013-09-01 00:00:00

abstract：:Membrane fusion is generally controlled by Rabs, soluble N-ethylmaleimide-sensitive factor attachment protein receptors (SNAREs), and tethering complexes. Syntaxin 17 (STX17) was recently identified as the autophagosomal SNARE required for autophagosome-lysosome fusion in mammals and Drosophila. In this study, to bett...

journal_title：Molecular biology of the cell

authors： Jiang P,Nishimura T,Sakamaki Y,Itakura E,Hatta T,Natsume T,Mizushima N

更新日期：2014-04-01 00:00:00

abstract：:Focal adhesions are intricate protein complexes that facilitate cell attachment, migration, and cellular communication. Lasp-2 (LIM-nebulette), a member of the nebulin family of actin-binding proteins, is a newly identified component of these complexes. To gain further insights into the functional role of lasp-2, we i...

journal_title：Molecular biology of the cell

authors： Bliss KT,Chu M,Jones-Weinert CM,Gregorio CC

更新日期：2013-04-01 00:00:00

abstract：:We have undertaken a biochemical analysis of the regulation of the G1/S-phase transition and commitment to the cell cycle in the fission yeast Schizosaccharomyces pombe. The execution of Start requires the activity of the Cdc2 protein kinase and the Sct1/Cdc10 transcription complex. Progression through G1 also require...

journal_title：Molecular biology of the cell

authors： Caligiuri M,Connolly T,Beach D

更新日期：1997-06-01 00:00:00

abstract：:Many integrin receptors localize to focal contact sites upon binding their ligand. However, unoccupied integrin receptors do not localize to focal contact sites. Because the integrin beta 1 cytoplasmic domain appears to have a focal contact localization signal, there must be a mechanism by which this domain is kept in...

journal_title：Molecular biology of the cell

authors： Briesewitz R,Kern A,Marcantonio EE

更新日期：1993-06-01 00:00:00

abstract：:Retroviral assembly is driven by Gag, and nascent viral particles escape cells by recruiting the machinery that forms intralumenal vesicles of multivesicular bodies. In this study, we show that the clathrin adaptor complex AP-1 is involved in retroviral release. The absence of AP-1mu obtained by genetic knock-out or b...

journal_title：Molecular biology of the cell

authors： Camus G,Segura-Morales C,Molle D,Lopez-Vergès S,Begon-Pescia C,Cazevieille C,Schu P,Bertrand E,Berlioz-Torrent C,Basyuk E

更新日期：2007-08-01 00:00:00

abstract：:Rab8 is a GTPase involved in membrane trafficking. In photoreceptor cells, rab8 is proposed to participate in the late stages of delivery of rhodopsin-containing post-Golgi membranes to the plasma membrane near the base of the connecting cilium. To test the function of rab8 in vivo, we generated transgenic Xenopus lae...

journal_title：Molecular biology of the cell

authors： Moritz OL,Tam BM,Hurd LL,Peränen J,Deretic D,Papermaster DS

更新日期：2001-08-01 00:00:00

abstract：:Keratins are cytoplasmic intermediate filament proteins preferentially expressed by epithelial tissues in a site-specific and differentiation-dependent manner. The complex network of keratin filaments in stratified epithelia is tightly regulated during squamous cell differentiation. Keratin 14 (K14) is expressed in mi...

journal_title：Molecular biology of the cell

authors： Alam H,Sehgal L,Kundu ST,Dalal SN,Vaidya MM

更新日期：2011-11-01 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：:Cell-to-extracellular matrix adhesion is regulated by a multitude of pathways initiated distally to the core cell-matrix adhesion machinery, such as via growth factor signaling. In contrast to these extrinsically sourced pathways, we now identify a regulatory pathway that is intrinsic to the core adhesion machinery, p...

journal_title：Molecular biology of the cell

authors： Li Z,Lock JG,Olofsson H,Kowalewski JM,Teller S,Liu Y,Zhang H,Strömblad S

更新日期：2010-10-01 00:00:00