PKC-independent inhibition of glutamate exocytosis by arachidonic acid in rat cerebrocortical synaptosomes.

abstract：:Zinc cations at concentrations of 0.2 mM and greater catalyzed specific phosphorylation, by ATP, of two membrane-associated proteins from rat hippocampus. These proteins, corresponding to molecular weights of 60 and 49 kDa, were phosphorylated primarily at tyrosine residues. The 60-kDa protein was identified as p60c-s...

journal_title：FEBS letters

authors： Vener AV,Loeb J

更新日期：1992-06-01 00:00:00

abstract：:The muscular content of the mRNAs encoding the five subunits of the nicotonic acetylcholine receptor was measured during postnatal development in the rat. Subunit specific mRNAs show differential regulation. The levels of the alpha-, gamma- and delta-subunit specific mRNAs decrease steadily after birth, while the beta...

journal_title：FEBS letters

authors： Witzemann V,Barg B,Criado M,Stein E,Sakmann B

更新日期：1989-01-02 00:00:00

abstract：:Kaempferol is a dietary flavonoid that is thought to function as a selective estrogen receptor modulator. In this study, we established that kaempferol also functions as an inverse agonist for estrogen-related receptors alpha and gamma (ERRalpha and ERRgamma). We demonstrated that kaempferol binds to ERRalpha and ERRg...

journal_title：FEBS letters

authors： Wang J,Fang F,Huang Z,Wang Y,Wong C

更新日期：2009-02-18 00:00:00

abstract：:Myometrial membranes, obtained from estrogen-dominated (day 0) rat uteri, were immunoblotted with antiserum (SG1), which recognizes the alpha subunits of both Gi1 and Gi2, with antiserum (LE2) specific for Gi2 alpha, and with I3B antiserum, specific for Gi3 alpha. The data revealed the absence of detectable levels of ...

journal_title：FEBS letters

authors： Tanfin Z,Goureau O,Milligan G,Harbon S

更新日期：1991-01-14 00:00:00

abstract：:Increased expression of low voltage-activated, T-type Ca(2+) channels has been correlated with a variety of cellular events including cell proliferation and cell cycle kinetics. The recent cloning of three genes encoding T-type alpha(1) subunits, alpha(1G), alpha(1H) and alpha(1I), now allows direct assessment of thei...

journal_title：FEBS letters

authors： Chemin J,Monteil A,Briquaire C,Richard S,Perez-Reyes E,Nargeot J,Lory P

更新日期：2000-07-28 00:00:00

abstract：:Enhancement by thrombin of Ca2+-dependent 5HT secretion in the absence of added GTP decreases as the time between electropermeabilisation and addition of thrombin is increased. No decrease occurs if thrombin is added with GTP. Observation of apparent GTP-independent receptor/phospholipase C coupling may result from th...

journal_title：FEBS letters

authors： Knight DE,Scrutton MC

更新日期：1987-10-19 00:00:00

abstract：:We have set up a model system for familial amyotrophic lateral sclerosis (FALS) by transfecting human neuroblastoma cell line SH-SY5Y with plasmids directing constitutive expression of either wild-type human Cu,Zn superoxide dismutase (Cu,ZnSOD) or a mutant of this enzyme (G93A) associated with FALS. We have tested mi...

journal_title：FEBS letters

authors： Carrì MT,Ferri A,Battistoni A,Famhy L,Gabbianelli R,Poccia F,Rotilio G

更新日期：1997-09-08 00:00:00

abstract：:The dinuclear paramagnetic center of the soluble CuA domain of the cytochrome c oxidase from Bacillus subtilis has been studied using 1H NMR. The spectrum possesses remarkably sharp shifted resonances. Comparison with the spectrum of the CuA amicyanin variant provides the spin density distribution in the CuA site of c...

journal_title：FEBS letters

authors： Dennison C,Berg A,de Vries S,Canters GW

更新日期：1996-10-07 00:00:00

abstract：:The N-terminus of MDM2 proto-oncoprotein interacts with p53 and down modulates p53 activity by inhibiting transcriptional activity and promoting p53 degradation. MDMX is structurally related to MDM2 and also binds to p53. However, the function of MDMX has not been clarified yet. We found that MDM2 hetero-oligomerized ...

journal_title：FEBS letters

authors： Tanimura S,Ohtsuka S,Mitsui K,Shirouzu K,Yoshimura A,Ohtsubo M

更新日期：1999-03-19 00:00:00

abstract：:This study was undertaken to demonstrate the unique specificity of the chemokine receptor CXCR4 antagonist AMD3100. Calcium flux assays with selected chemokine/cell combinations, affording distinct chemokine receptor specificities, revealed no interaction of AMD3100 with any of the chemokine receptors CXCR1 through CX...

journal_title：FEBS letters

authors： Hatse S,Princen K,Bridger G,De Clercq E,Schols D

更新日期：2002-09-11 00:00:00

abstract：:Tea-catechin derivatives are shown to inhibit activities of caspases-3, 2 and 7 in vitro, and prevented experimental apoptosis at the cell and animal levels. Epigallo-catechin-gallate showed the strongest inhibition at 1 x 10(-7)M to these caspases, but cysteine cathepsins and caspase-8 were not inhibited. Caspase-3 i...

journal_title：FEBS letters

authors： Katunuma N,Ohashi A,Sano E,Ishimaru N,Hayashi Y,Murata E

更新日期：2006-02-06 00:00:00

abstract：:Activator protein 1 (AP1) is a complex of Fos and Jun, and it regulates the transcription of genes possessing the AP1-binding sequence. The purpose of this study was to detect living cells that express AP1 after stimulation with a tumor promoter. The Fos and Jun components of AP1 were induced rapidly and transiently i...

journal_title：FEBS letters

authors： Shimokawa N,Miura M

更新日期：1996-06-10 00:00:00

abstract：:Cyclic ADP-ribose (cADPR) is a natural metabolite of beta-NAD+ with a potent Ca2+-mobilizing activity in different cell types, including T-lymphocytes. We investigated (i) whether stimulation of T-lymphocytes with different agonists affects the intracellular concentration of cADPR, and (ii) whether the lymphocyte anti...

journal_title：FEBS letters

authors： da Silva CP,Schweitzer K,Heyer P,Malavasi F,Mayr GW,Guse AH

更新日期：1998-11-20 00:00:00

abstract：:In order to better define the structural elements involved in allosteric signalling, wild-type DnaK and three deletion mutants of the peptide binding domain have been characterized by biophysical (steady-state and time-resolved fluorescence) and biochemical methods. In the presence of ATP the chemical environment of t...

journal_title：FEBS letters

authors： Moro F,Fernández V,Muga A

更新日期：2003-01-02 00:00:00

abstract：:We employed cDNA representational difference analysis to identify new genes that are upregulated by 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) in a human hepatoblastoma cell line HepG2. We isolated several TCDD-responsive cDNAs. Sequence analysis revealed that one of them encodes E16/CD98LC/hLAT1, an integral membrane...

journal_title：FEBS letters

authors： Sarkar D,Kambe F,Hirata A,Iseki A,Ohmori S,Seo H

更新日期：1999-12-03 00:00:00

abstract：:A full-length cDNA clone (RASC8) encoding glutaredoxin (thioltransferase) was isolated from a cDNA library of an aleurone layer prepared from a developing seed of rice (Oryza sativa L.). RASC8, 568bp in length, contained an ATG codon and two possible polyadenylation signals, and encoded 112 amino acid residues. Cys-Pr...

journal_title：FEBS letters

authors： Minakuchi K,Yabushita T,Masumura T,Ichihara K,Tanaka K

更新日期：1994-01-10 00:00:00

abstract：:Tropomodulin, the P-end (slow-growing end)-capping protein of the actin-tropomyosin filament, and its fragment (C20) of the C-terminal half were studied by synchrotron small-angle X-ray scattering, restoring low-resolution shapes using an ab initio shape-determining procedure. Tropomodulin is elongated (115 A long) an...

journal_title：FEBS letters

authors： Fujisawa T,Kostyukova A,Maéda Y

更新日期：2001-06-01 00:00:00

abstract：:We report that the rat beta 3-adrenergic receptor (beta 3-AR) gene has an intron. The intron starts with an in-frame stop codon with the result that unspliced transcripts will encode a C-terminal truncated protein. The reported protein sequences of mouse and human beta 3-AR were both deduced from genomic DNA sequences...

journal_title：FEBS letters

authors： Bensaid M,Kaghad M,Rodriguez M,Le Fur G,Caput D

更新日期：1993-03-08 00:00:00

abstract：:Mitochondria consume nitric oxide (NO) mainly through reaction with superoxide anion (O(2)(-)). Here, we analyzed the O(2)(-) sources for NO degradation by isolated rat liver mitochondria. Electron leakage from complex III and reverse electron transport to complex I accounted for O(2)(-)-dependent NO degradation by mi...

journal_title：FEBS letters

authors： Oliveira HC,Saviani EE,Salgado I

更新日期：2009-07-07 00:00:00

abstract：:In the past two decades, the ATP-binding cassette (ABC) transporters' field has undergone a structural revolution. The importance of structural biology to the development of the field of ABC transporters cannot be overstated, as the ensemble of structures not only revealed the architecture of ABC transporters but also...

journal_title：FEBS letters

authors： Lewinson O,Orelle C,Seeger MA

更新日期：2020-10-24 00:00:00

abstract：:Annexins are multifunctional intracellular proteins with Ca2+- and phospholipid-binding properties. Their structures consist of four conserved repeat domains that form the core and a diverse N-terminal tail, from which their functional differences may arise. We searched for cellular proteins that interact with the N-t...

journal_title：FEBS letters

authors： Lee KH,Na DS,Kim JW

更新日期：1999-01-15 00:00:00

abstract：:Dystrophin, a component of the muscle membrane cytoskeleton, is the protein altered in Duchenne Muscular Dystrophy (DMD) and Becker Muscular Dystrophy (BMD). Dystrophin shares significant homology with other cytoskeletal proteins, such as alpha-actinin and spectrin. On the basis of its sequence similarity with alpha-a...

journal_title：FEBS letters

authors： Chan Y,Kunkel LM

更新日期：1997-06-30 00:00:00

abstract：:Peroxisome proliferator-activated receptor gamma (PPARγ), a ligand-regulated nuclear hormone receptor, plays critical roles in metabolism and adipogenesis. PPARγ ligands such as thiazolidinediones (TZDs) exert insulin sensitizing and anti-inflammatory effects primarily through action on adipocytes, and are thus widely...

journal_title：FEBS letters

authors： Sugii S,Evans RM

更新日期：2011-07-07 00:00:00

abstract：:Myogenin, a member of the MyoD family which governs skeletal muscle differentiation, was identified as a pair of phosphorylated bands on SDS-PAGE during myogenesis. The slow migrating form was found to be hyperphosphorylated myogenin. In vitro phosphorylation by CDC2 kinase caused a prominent reduction in electrophore...

journal_title：FEBS letters

authors： Hashimoto N,Ogashiwa M,Okumura E,Endo T,Iwashita S,Kishimoto T

更新日期：1994-09-26 00:00:00

abstract：:Persistent tumour necrosis factor alpha (TNF-alpha) exposure uncouples proximal T-cell receptor (TCR)-signalling events. Here, we demonstrate that chronic TNF-alpha exposure also attenuates signalling distal to the TCR, by specifically inhibiting Ca2+ influx evoked by thapsigargin in CD4+ T-cells. Mitogen-induced Ca2+...

journal_title：FEBS letters

authors： Church LD,Goodall JE,Rider DA,Bacon PA,Young SP

更新日期：2005-02-28 00:00:00

abstract：:Telomerase is a multimolecular complex of reverse transcriptase, RNA template, and regulatory proteins. It has two known functions: catalysis of the addition of [TTAGGG] repeats to telomeric DNA and the activation of various genes controlling cell proliferation. The possible coordination of these two functions is a ke...

journal_title：FEBS letters

authors： Wolfrom C,Martin OC,Laurent M,Deschatrette J

更新日期：2007-01-09 00:00:00

abstract：:Peptide T, an octapeptide of sequence ASTTTNYT that binds to human T cells, was studied as a zwitterion in DMSOd6 solution by means of proton NMR spectroscopy at 500 MHz. The unusual dispersion of the resonances of residues of the same type (T) makes it possible to assign all resonances to specific residues by means o...

journal_title：FEBS letters

authors： Picone D,Temussi PA,Marastoni M,Tomatis R,Motta A

更新日期：1988-04-11 00:00:00

abstract：:Cyanomorpholinoadriamycin (1 microM) was reacted in a transcription buffer with DNA of an initiated transcription complex. Subsequent elongation of the initiated complex revealed permanent transcriptional blockages at 16 sites after only 5 min of drug-DNA reaction time. The most dominant sites were immediately prior t...

journal_title：FEBS letters

authors： Cullinane C,Phillips DR

更新日期：1991-11-18 00:00:00

abstract：:A new phagemid cloning vector for positive selection of recombinants, pBa-7, was constructed which contains an active barnase gene encoding the cytotoxic ribonuclease from Bacillus amyloliquefaciens, under control of the lac promoter. PBa-7 is a derivative of the high-copy number pBluescript II KS+ phagemid in which t...

journal_title：FEBS letters

authors： Yazynin S,Lange H,Mokros T,Deyev S,Lemke H

更新日期：1999-06-11 00:00:00

abstract：:The myristoylated N-terminal latching to the C-terminal lobe of c-Abl was recently demonstrated to be an important regulatory element for the kinase, playing a role similar to that of the tyrosine-phosphorylated C-terminal tail of c-Src. A potential mechanism for activating c-Abl is the dissociation of the myristoylat...

journal_title：FEBS letters

authors： Zhou HX

更新日期：2003-09-25 00:00:00