Absence of a unique relationship between active transport of lactose and protonmotive force in E. coli.

abstract：:In order to study the transactivational property of the X gene in the methylotropic yeast Pichia pastoris, a Rous sarcoma virus-chloramphenicol acetyltransferase (RSV-CAT) cassette was co-transformed and integrated into the host yeast strain as a reporter which showed an overwhelming CAT activity. Immunoprecipitation ...

journal_title：FEBS letters

authors： Lal SK,Kumar V

更新日期：1999-07-30 00:00:00

abstract：:Antibodies were made to a thirteen amino acid synthetic peptide corresponding to the C-terminal portion of the glutamate (glu) receptor, GluR-A. The immunoprecipitation of kainic acid (KA) and alpha-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid (AMPA) binding sites by the anti-peptide antibodies was studied using...

journal_title：FEBS letters

authors： Wenthold RJ,Hunter C,Wada K,Dechesne CJ

更新日期：1990-12-10 00:00:00

abstract：:Polyubiquitylation leading to proteasomal degradation is a well-established mechanism for regulating TGF-β signal transduction components such as receptors and Smads. Recently, an equally important role was suggested for monoubiquitylation of both Smad4 and receptor-associated Smads that regulates their function witho...

journal_title：FEBS letters

authors： Dupont S,Inui M,Newfeld SJ

更新日期：2012-07-04 00:00:00

abstract：:Systemic AA-amyloidosis is a complication of chronic inflammatory diseases and the fibril protein AA derives from the acute phase reactant serum AA. AA-amyloidosis can be induced in mice by an inflammatory challenge. The lag phase before amyloid develops can be dramatically shortened by administration of a small amoun...

journal_title：FEBS letters

authors： Westermark GT,Westermark P

更新日期：2009-08-20 00:00:00

abstract：:Human ovarian clear cell carcinoma cell line (transferrin (Tf)-non-producer), HAC 2, cells were adapted to grow in chemically defined synthetic medium when the cells were cultured with medium containing 10 micrograms/ml of insulin at least for 6 months. They synthesized and secreted constantly the 80 kDa protein immun...

journal_title：FEBS letters

authors： Ohkawa K,Takada K,Takizawa N,Hatano T,Tsukada Y,Matsuda M

更新日期：1990-09-17 00:00:00

abstract：:Methane monooxygenase (MMO) catalyses the biological transformation of methane to methanol at a binuclear iron site. Guided by the three-dimensional structure of the R2 protein of E. coli ribonucleotide reductase (RNR), we have aligned the sequences of two different MMOs with the sequences of the iron coordinating fou...

journal_title：FEBS letters

authors： Nordlund P,Dalton H,Eklund H

更新日期：1992-08-03 00:00:00

abstract：:Regulation of acetylcholine receptor (AChR) gene expression was analyzed in alpha-bungarotoxin (alpha-BTX) treated rats. A reduction in available 125I-alpha-BTX binding sites was accompanied by an increase in the various AChR transcripts. The increase in the AChR alpha-, beta- epsilon- and delta-subunit mRNAs was simi...

journal_title：FEBS letters

authors： Asher O,Provenzano C,Fuchs S

更新日期：1991-05-06 00:00:00

abstract：:There are two common forms of NRH-quinone oxidoreductase 2 (NQO2) in the human population resulting from SNP rs1143684. One has phenylalanine at position 47 (NQO2-F47) and the other leucine (NQO2-L47). Using recombinant proteins, we show that these variants have similar steady state kinetic parameters, although NQO2-L...

journal_title：FEBS letters

authors： Megarity CF,Gill JR,Caraher MC,Stratford IJ,Nolan KA,Timson DJ

更新日期：2014-05-02 00:00:00

abstract：:The aim of the present research was to analyze the pathways for phosphatidic acid metabolism in purified nuclei from liver. Lipid phosphate phosphatase, diacylglycerol lipase, monoacylglycerol lipase and PA-phospholipase type A activities were detected. The presence of lysophosphatidic acid significantly reduced DAG p...

journal_title：FEBS letters

authors： Gaveglio VL,Pasquaré SJ,Giusto NM

更新日期：2013-04-02 00:00:00

abstract：:The Hippo-Warts pathway defines a novel signaling cascade involved in organ size control and tumor suppression. However, the developmental function of this pathway is less understood. Here we report that the Caenorhabditis elegans homolog of Warts, Ce-wts-1, plays important roles during worm development. The null alle...

journal_title：FEBS letters

authors： Cai Q,Wang W,Gao Y,Yang Y,Zhu Z,Fan Q

更新日期：2009-10-06 00:00:00

abstract：:We have identified a cDNA encoding a 212 amino acid protein (Nm23-H5) with 27-31% identity to the human members of the nm23/nucleoside diphosphate (NDP) kinase gene family. The nm23-H5 gene is located on chromosome 5q23-31 and is transcribed as one main transcript of 1.1 kb which is highly and specifically expressed i...

journal_title：FEBS letters

authors： Munier A,Feral C,Milon L,Pinon VP,Gyapay G,Capeau J,Guellaen G,Lacombe ML

更新日期：1998-09-04 00:00:00

abstract：:The hypothesis that specific protein kinase C (PKC) isoforms regulate dopamine transporter (DAT) function was tested in Xenopus laevis oocytes expressing human (h)DAT. Activation of conventional PKCs (cPKCs) and novel PKCs (nPKCs) using 10 nM phorbol 12-myristate 13-acetate (PMA) significantly inhibited DAT-associated...

journal_title：FEBS letters

authors： Doolen S,Zahniser NR

更新日期：2002-04-10 00:00:00

abstract：:Growth of E. coli in the presence of the protonophorous uncoupler pentachlorophenol is shown to strongly enhance levels of cytochrome d, a putative Na(+)-motive oxidase. This effect was found to be arrested by chloramphenicol and stimulated by high Na+ concentration in the growth medium. The induction of cytochrome d ...

journal_title：FEBS letters

authors： Bogachev AV,Murtazina RA,Skulachev VP

更新日期：1993-12-20 00:00:00

abstract：:The addition of a poly-His C-terminal extension, designed to facilitate the purification of the protein, to the beta-lactamase of a thermophilic Bacillus licheniformis strain modified the site of action of the signal peptidase. This resulted in the secretion of a protein with a different N-terminus, showing that this ...

journal_title：FEBS letters

authors： Ledent P,Duez C,Vanhove M,Lejeune A,Fonzé E,Charlier P,Rhazi-Filali F,Thamm I,Guillaume G,Samyn B,Devreese B,Van Beeumen J,Lamotte-Brasseur J,Frère JM

更新日期：1997-08-18 00:00:00

abstract：:Recent studies have implicated that a GTP-binding protein (G-protein) is involved in the coupling of both CCK-8 and muscarinic cholinergic receptors to phosphoinositidase C (PIC) in the human embryonic pituitary cell line, Flow 9000. Pretreatment of these cells with cholera toxin, but not pertussis toxin, inhibited th...

journal_title：FEBS letters

authors： Lo WW,Hughes J

更新日期：1987-08-17 00:00:00

abstract：:Subclinical inflammation is a candidate etiological factor in the pathogenesis of metabolic syndrome and in the progression of atherosclerosis. A central role for activated macrophages has been elucidated recently as important regulators of the inflammatory process in atherosclerosis. Macrophage differentiation and fu...

journal_title：FEBS letters

authors： Szanto A,Roszer T

更新日期：2008-01-09 00:00:00

abstract：:Native and carotenoid-depleted peripheral purple bacterial light-harvesting complex (LH2) were investigated by simultaneous two-photon excited (between 1300-1500 nm) fluorescence (TPF). TPF results from direct bacteriochlorophyll excitation in both samples. The spectral position of the 2A(g)(-) state of rhodopin [corr...

journal_title：FEBS letters

authors： Krikunova M,Kummrow A,Voigt B,Rini M,Lokstein H,Moskalenko A,Scheer H,Razjivin A,Leupold D

更新日期：2002-09-25 00:00:00

abstract：:Activity of tonoplast slow vacuolar (SV, or TPC1) channels has to be under a tight control, to avoid undesirable leak of cations stored in the vacuole. This is particularly important for salt-grown plants, to ensure efficient vacuolar Na(+) sequestration. In this study we show that choline, a cationic precursor of gly...

journal_title：FEBS letters

authors： Pottosin I,Bonales-Alatorre E,Shabala S

更新日期：2014-11-03 00:00:00

abstract：:We have previously demonstrated that the taurine uptake and transporter (TAUT) mRNA expression were upregulated by tumor necrosis factor alpha (TNF-alpha) in Caco-2 cells. In this present study, the signaling molecules related to this upregulation were investigated. Pyrrolidine dithiocarbamate, a nuclear factor kappaB...

journal_title：FEBS letters

authors： Mochizuki T,Satsu H,Shimizu M

更新日期：2005-06-06 00:00:00

abstract：:SV40 large tumor-antigen (T-ag) nuclear import is enhanced by the protein kinase CK2 (CK2) site (Ser111Ser112) flanking the nuclear localization sequence (NLS). Here we use site-directed mutagenesis to examine the influence of negative charge and conformation at the site on T-ag nuclear import and recognition by the N...

journal_title：FEBS letters

authors： Xiao CY,Jans P,Jans DA

更新日期：1998-12-04 00:00:00

abstract：:The Methanocaldococcus jannaschii (formerly Methanococcus jannaschii) protein Mj0968 has been reported to represent a soluble P-type ATPase [Ogawa et al., FEBS Lett. 471 (2000) 99-102]. In this study, we report that the heterologously expressed Mj0968-His(10) protein exhibits high rates of phosphatase activity, wherea...

journal_title：FEBS letters

authors： Bramkamp M,Gassel M,Herkenhoff-Hesselmann B,Bertrand J,Altendorf K

更新日期：2003-05-22 00:00:00

abstract：:The activation of peroxisome proliferator-activated receptor gamma (PPARgamma) has been shown to inhibit the production and the effects of proinflammatory cytokines. Since interleukin-1beta (IL-1beta) directly mediates cartilage degradation in osteoarthritis, we investigated the capability of PPARgamma ligands to modu...

journal_title：FEBS letters

authors： Boyault S,Simonin MA,Bianchi A,Compe E,Liagre B,Mainard D,Bécuwe P,Dauça M,Netter P,Terlain B,Bordji K

更新日期：2001-07-13 00:00:00

abstract：:Chronic pain and epilepsy together affect hundreds of millions of people worldwide. While traditional pharmacotherapy provides essential relief to the majority of patients, a large proportion remains resistant, and surgical intervention is only possible for a select few. As both disorders are characterised by neuronal...

journal_title：FEBS letters

authors： Snowball A,Schorge S

更新日期：2015-06-22 00:00:00

abstract：:Mouse epidermal cytosol contains a protein phosphatase with Mr 38,000, which dephosphorylates the elongation factor 2 (EF-2) of protein biosynthesis and is stimulated after topical application of TPA to mouse skin [(1988) Biochem. Biophys. Res. Commun. 153, 1129-1135]. Dephosphorylation of EF-2 by this phosphatase is ...

journal_title：FEBS letters

authors： Gschwendt M,Kittstein W,Mieskes G,Marks F

更新日期：1989-11-06 00:00:00

abstract：:We have previously shown that topoisomerase I (topo I) antagonist inhibited retrovirus replication. Since tyrphostins, synthetic compounds and protein tyrosine kinases (PTKs) blockers, inhibited topo I activity (manuscript in preparation) we examined their ability to inhibit Moloney murine leukemia virus (Mo-MuLV) rep...

journal_title：FEBS letters

authors： Esther A,Iftach S,Esther P

更新日期：1994-03-14 00:00:00

abstract：:Expression from a plasmid of the complete gene, including the codons for the N-terminal periplasmic targeting signal, for cytochrome c550 of Paracoccus denitrificans led to the formation of the holo protein in the periplasms of both P. denitrificans and Escherichia coli. Expression of the gene from which the region co...

journal_title：FEBS letters

authors： Sambongi Y,Ferguson SJ

更新日期：1994-02-28 00:00:00

abstract：:Exposure of human proliferative cells to subcytotoxic stress triggers stress-induced premature senescence (SIPS) which is characterized by many biomarkers of replicative senescence. Proteomic comparison of replicative senescence and stress-induced premature senescence indicates that, at the level of protein expression...

journal_title：FEBS letters

authors： Dierick JF,Kalume DE,Wenders F,Salmon M,Dieu M,Raes M,Roepstorff P,Toussaint O

更新日期：2002-11-20 00:00:00

abstract：:Transections of the entorhinal afferent fibers to hippocampus, perforant path (PP), result in the denervation in specific hippocampal subregions, which is followed by a series of plastic events including axon sprouting and reactive synaptogenesis. Many growth-associated molecules are thought to participate in these ev...

journal_title：FEBS letters

authors： Wang Y,Ni ZM,Zhou CF

更新日期：2005-02-14 00:00:00

abstract：:Apolipoprotein E (apoE) is predominantly synthesized by astrocytes in the brain. In this study, we investigated the role of apoE in astrocyte apoptosis. We demonstrated that apoE protects astrocytes from hypoxia-induced apoptosis in a dose-dependent manner. Glutamate release from astrocytic cultures is significantly l...

journal_title：FEBS letters

authors： Zhou S,Wu H,Zeng C,Xiong X,Tang S,Tang Z,Sun X

更新日期：2013-01-16 00:00:00

abstract：:Yeast Golgi ecto-ATPase Ynd1p is an unusual type III membrane protein with the longest translocated N-terminus reported. Sequential deletion analysis reveals that translocation of this 500-residue-long hydrophilic domain across the membranes requires the C-terminal transmembrane domain of Ynd1p and its flanking region...

journal_title：FEBS letters

authors： Zhong X,Malhotra R,Guidotti G

更新日期：2005-10-24 00:00:00