Involvement of SigT and RstA in the differentiation of Streptomyces coelicolor.

abstract：:Ca(2+)-dependent protein kinases (CDPKs) play an essential role in plant Ca(2+)-mediated signal transduction. Twenty-nine CDPK genes have been identified in the rice genome through a complete search of genome and full-length cDNA databases. Eight of them were reported previously to be inducible by different stress sti...

journal_title：FEBS letters

authors： Wan B,Lin Y,Mou T

更新日期：2007-03-20 00:00:00

abstract：:The possible participation of calmodulin in the activation of store-operated Ca2+ entry (SOC) in single rat hepatocytes was investigated microspectrofluorimetrically. SOC was triggered after discharging intracellular Ca2+ stores using the endoplasmic reticulum Ca2+-ATPase inhibitor thapsigargin in the absence of exter...

journal_title：FEBS letters

authors： Cao Y,Chatton JY

更新日期：1998-03-06 00:00:00

abstract：:The T-cell antigen receptor (TCR) is a multisubunit transmembrane complex that mediates the antigen-specific activation of T cells. Using a variety of techniques, several research groups have shown that TCRs are at least partially pre-clustered before antigen binding. These new findings are contradictory to the "class...

journal_title：FEBS letters

authors： Molnár E,Deswal S,Schamel WW

更新日期：2010-12-15 00:00:00

abstract：:The function of the amino- and carboxyl-terminal domains of the yeast plasma membrane H+-ATPase have been investigated by constructing deletions in vitro and selectively expressing the mutant enzymes in vivo. The first 27 amino acids are dispensable but deletion of a further 33 amino acids greatly decreases the appear...

journal_title：FEBS letters

authors： Portillo F,de Larrinoa IF,Serrano R

更新日期：1989-04-24 00:00:00

abstract：:Antithrombin III Hamilton is a structural variant of antithrombin III (AT-III) with normal heparin affinity but impaired serine protease inhibitory activity. The molecular defect of AT-III-Hamilton is a substitution of threonine for alanine at amino acid residue 382. Recently it has been shown that both plasma-derived...

journal_title：FEBS letters

authors： Austin RC,Rachubinski RA,Blajchman MA

更新日期：1991-03-25 00:00:00

abstract：:In developing ideas of how protein structure modifies haem reactivity, the activity of Class I of the plant peroxidase superfamily (including cytochrome c peroxidase, ascorbate peroxidase and catalase-peroxidases (KatGs)) is an exciting field of research. Despite striking sequence homologies, there are dramatic differ...

journal_title：FEBS letters

authors： Zámocký M,Regelsberger G,Jakopitsch C,Obinger C

更新日期：2001-03-16 00:00:00

abstract：:Recent studies have revealed the presence of an atypical progesterone receptor on the plasma membrane of a relatively small subpopulation of human sperm cells. In this study, we show that the receptor is present in many cells in a latent form and that the receptor function in these cells is switched on asynchronously ...

journal_title：FEBS letters

authors： Mendoza C,Tesarik J

更新日期：1993-09-06 00:00:00

abstract：:Intravital multiphoton imaging allows visualization of infections and pathogenic mechanisms within intact organs in their physiological context. Today, most organs of mice and rats are applicable to in vivo or ex vivo imaging, opening completely new avenues for many researchers. Advances in fluorescent labeling of pat...

journal_title：FEBS letters

authors： Stolp B,Melican K

更新日期：2016-07-01 00:00:00

abstract：:The polyomavirus enhancer binding protein 2alpha (PEBP2alpha) is a DNA binding transcriptional regulatory protein that binds conserved sites in the polyomavirus enhancer, mammalian type C retroviral enhancers and T-cell receptor gene enhancers. Binding of PEBP2alpha and homologous proteins to the consensus DNA sequenc...

journal_title：FEBS letters

authors： Pérez-Alvarado GC,Munnerlyn A,Dyson HJ,Grosschedl R,Wright PE

更新日期：2000-03-24 00:00:00

abstract：:cDNAs encoding aquaporins PIP1;1, PIP2;1, and TIP1;1 were isolated from Mimosa pudica (Mp) cDNA library. MpPIP1;1 exhibited no water channel activity; however, it facilitated the water channel activity of MpPIP2;1 in a phosphorylation-dependent manner. Mutagenesis analysis revealed that Ser-131 of MpPIP1;1 was phospho...

journal_title：FEBS letters

authors： Temmei Y,Uchida S,Hoshino D,Kanzawa N,Kuwahara M,Sasaki S,Tsuchiya T

更新日期：2005-08-15 00:00:00

abstract：:In the mouse macrophage-like cell line RAW 264, vacuolar-type (H(+))-ATPase (V-ATPase) inhibitors, bafilomycin A(1) and concanamycin A, increased the level of cyclooxygenase (COX)-2 protein and its mRNA. The V-ATPase inhibitor-induced expression of COX-2 was suppressed by inhibitors of c-jun N-terminal kinase (JNK) an...

journal_title：FEBS letters

authors： Kamachi F,Yanai M,Ban HS,Ishihara K,Hong J,Ohuchi K,Hirasawa N

更新日期：2007-10-02 00:00:00

abstract：:Actin filaments copolymerized with both intact and chemically modified actin monomers restored their sliding activity when they were supplemented with tropomyosin extracted from skeletal muscle. In contrast, the ATPase activation of the copolymers was decreased when supplemented with tropomyosin. The results indicate ...

journal_title：FEBS letters

authors： Honda H,Kitano Y,Hatori K,Matsuno K

更新日期：1996-03-25 00:00:00

abstract：:We present here the purification and the analysis of the structural and functional properties of distinctin, a 5.4 kDa heterodimeric peptide with antimicrobial activity from the tree-frog Phyllomedusa distincta. This peptide was isolated from the crude extract of skin granular glands by different chromatographic steps...

journal_title：FEBS letters

authors： Batista CV,Scaloni A,Rigden DJ,Silva LR,Rodrigues Romero A,Dukor R,Sebben A,Talamo F,Bloch C

更新日期：2001-04-06 00:00:00

abstract：:The inhibitor of gamma-glutamyl transpeptidase (gamma-GT) acivicin modulates cellular responses including growth, myeloid maturation and apoptosis. Whether these effects result from the inhibition of gamma-GT enzyme activity remains unclear. We compared the cellular effects of acivicin against a more potent and specif...

journal_title：FEBS letters

authors： Antczak C,Karp DR,London RE,Bauvois B

更新日期：2001-11-16 00:00:00

abstract：:Prominin-1 (CD133) is a cholesterol-interacting pentaspan membrane protein concentrated in plasma membrane protrusions. In epithelial cells, notably neuroepithelial stem cells, prominin-1 is found in microvilli, the primary cilium and the midbody. These three types of apical membrane protrusions are subject to remodel...

journal_title：FEBS letters

authors： Corbeil D,Marzesco AM,Wilsch-Bräuninger M,Huttner WB

更新日期：2010-05-03 00:00:00

abstract：:Despite significant increases in circulating concentrations of lipid fuels (triacylglycerol, non-esterified fatty acids (NEFA) and ketone bodies) in late-pregnant rats sampled in the fed (absorptive) state, cardiac and skeletal muscle active pyruvate dehydrogenase (PDHa) activities remained comparable with those obser...

journal_title：FEBS letters

authors： Sugden MC,Holness MJ

更新日期：1993-04-26 00:00:00

abstract：:Diphtheria toxin fragment A is able to inhibit protein synthesis in the eukaryotic cell by ADP-ribosylating the diphthamide residue of elongation factor-2 (EF-2) [(1980) J. Biol. Chem. 255, 10710-10720]. The reaction requires NAD as ADP-ribose donor. This work reports on the capacity of an NAD analog, the nicotinamide...

journal_title：FEBS letters

authors： Giovane A,Balestrieri C,Quagliuolo L,Servillo L

更新日期：1985-10-28 00:00:00

abstract：:Abscisic acid (ABA) is a plant hormone involved in many developmental and physiological processes, but as yet, no ABA receptor has been identified. Flow cytometry of rice protoplasts and immunoblotting of purified plasma membranes (PMs) have been used to demonstrate that the monoclonal antibody JIM19 recognizes carboh...

journal_title：FEBS letters

authors： Desikan R,Hagenbeek D,Neill SJ,Rock CD

更新日期：1999-08-06 00:00:00

abstract：:A chloroperoxidase gene from Pseudomonas pyrrocinia was cloned into Escherichia coli using the cosmid vector pJB8. The gene coding for the chloroperoxidase could be localized to a 1.5 kb fragment of DNA which was subcloned into the high-copy-number plasmid pUC18. In one subclone increased halogenating activity could b...

journal_title：FEBS letters

authors： Wolfframm C,van Pée KH,Lingens F

更新日期：1988-10-10 00:00:00

abstract：:A rapidly maturing variant of the red fluorescent protein DsRed was optimized for bacterial expression by random mutagenesis. The brightest variant contains six mutations, two of which (S4T and a silent mutation in codon 2) explain most of the fluorescence enhancement. The novel variants are expressed at 9-60-fold hig...

journal_title：FEBS letters

authors： Sörensen M,Lippuner C,Kaiser T,Misslitz A,Aebischer T,Bumann D

更新日期：2003-09-25 00:00:00

abstract：:Alternative splicing of tau exon 10 generates tau isoforms with three or four microtubule-binding repeats, named 3R- or 4R-tau. Normal adult human brain expresses equal levels of them. Imbalance of 3R-tau and 4R-tau associates with several tauopathies. Splicing factor 9G8 suppresses tau exon 10 inclusion and its funct...

journal_title：FEBS letters

authors： Gu J,Shi J,Wu S,Jin N,Qian W,Zhou J,Iqbal IG,Iqbal K,Gong CX,Liu F

更新日期：2012-07-30 00:00:00

abstract：:Induction of a microsomal oleate delta12 (n-6) desaturase which is mainly responsible for an increase in membrane lipid unsaturation at low temperature has been observed in the free-living amoeba Acanthamoeba castellanii. In this study we show that the enzyme can also be regulated by oxygen independently of temperatur...

journal_title：FEBS letters

authors： Thomas K,Rutter A,Suller M,Harwood J,Lloyd D

更新日期：1998-03-20 00:00:00

abstract：:We report the molecular analysis of the transthyretin gene in a large Italian pedigree with familial amyloidotic polyneuropathy and demonstrate the presence of a Met30 mutation. The usefulness of the genetic analysis in the identification of presymptomatic persons and the diagnosis of individuals with partial symptoms...

journal_title：FEBS letters

authors： Strocchi P,Tang XM,Cambi F

更新日期：1995-02-13 00:00:00

abstract：:We have characterized somatostatinergic phenotype markers of the human neuroblastoma, LA-N-2. A single mRNA-transcript (approximately 850bp) and two cellular somatostatin immunoreactivity forms, a high molecular weight form (M(r) 15,000) and a fragment corresponding to somatostatin-28 was found, while the somatostatin...

journal_title：FEBS letters

authors： Nilsson L,Bergström L,Meyersson G,Påhlman S,Winblad B,Folkesson R

更新日期：1995-09-18 00:00:00

abstract：:The two activators of protein kinase C, oleoylacetylglycerol (OAG) and dioctanoylglycerol (DOG), are able to induce a concentration-dependent rise in cytoplasmic free Ca2+ concentration in gel-filtered human platelets, detected as an increase in quin2 fluorescence. The phorbol ester phorbol-12-myristate-13-acetate (PM...

journal_title：FEBS letters

authors： Bruns C,Schächtele C,Marmé D

更新日期：1987-08-31 00:00:00

abstract：:Analysis of fluorimetric equilibrium-binding isotherms of a proteolytic fragment of bacteriophage T4 gene 32 protein (g32P) lacking residues 1-9 shows that this region contains the site responsible for the function of the NH2-terminal 'B' domain (residues 1-21). The end codon of the frameshift mutant g32P-PR201 has be...

journal_title：FEBS letters

authors： Casas-Finet JR

更新日期：1989-06-05 00:00:00

abstract：:Okadaic acid, a specific inhibitor of protein phosphatase 1 in Paramecium causes sustained backward swimming in response to depolarising stimuli (S. Klumpp et al. (1990) EMBO J. 9, 685). Here, we employ okadaic acid, tautomycin, microcystin LR and inhibitor 1 as phosphatase inhibitors to identify a 42 kDa protein in t...

journal_title：FEBS letters

authors： Klumpp S,Schultz JE

更新日期：1991-08-19 00:00:00

abstract：:The effects of protein disulfide isomerase (PDI) on the four structured des species that accumulate in the rate-determining steps of ribonuclease A folding were investigated at pH 8.0 and 15 degrees C. The results indicate that PDI catalyzes the conversion of the kinetically trapped intermediates, des-[26-84] and des-...

journal_title：FEBS letters

authors： Shin HC,Song MC,Scheraga HA

更新日期：2002-06-19 00:00:00

abstract：:Recently, we cloned several fluorescent proteins of different colors homologous to Aequorea victoria green fluorescent protein, which have great biotechnological potential as in vivo markers of gene expression. However, later investigations revealed severe drawbacks in the use of novel fluorescent proteins (FPs), in p...

journal_title：FEBS letters

authors： Yanushevich YG,Staroverov DB,Savitsky AP,Fradkov AF,Gurskaya NG,Bulina ME,Lukyanov KA,Lukyanov SA

更新日期：2002-01-30 00:00:00

abstract：:In this paper we introduce monobromobimane, a thiol reagent, as a selective blocker of the recently identified dithiol whose oxidation-reduction status modifies voltage sensing by the mitochondrial permeability transition pore, a cyclosporin A-sensitive channel. Monobromobimane does not inhibit the phosphate carrier, ...

journal_title：FEBS letters

authors： Costantini P,Chernyak BV,Petronilli V,Bernardi P

更新日期：1995-04-03 00:00:00