Identification of a new intermediate state that binds but not activates transducin in the bleaching process of bovine rhodopsin.

abstract：:To determine whether aging is associated with a pro-inflammatory shift in the lung, inflammation and inflammation-related gene expression in the lungs of 12-week-old and 24-month-old Balb/c mice were studied. cDNA microarray and quantitative reverse transcription-polymerase chain reaction analyses showed that eight in...

journal_title：FEBS letters

authors： Aoshiba K,Nagai A

更新日期：2007-07-24 00:00:00

abstract：:Lipopolysaccharide, the invariant structural component of Gram-negative bacteria, when present in minute amounts in the circulation in humans elicits 'endotoxic shock' syndrome, which is fatal in 60% of the cases. Polymyxin B (PMB), a cyclic cationic peptide, neutralizes the endotoxin, but also induces many harmful si...

journal_title：FEBS letters

authors： Thomas CJ,Surolia A

更新日期：1999-02-26 00:00:00

abstract：:The requirement for a proline residue at the C-terminus of the Ca(2+)-binding photoprotein, aequorin, was investigated by measuring luminescence activities of a series of C-terminal deletion mutants, substitution mutants and an addition mutant. CD spectral measurements of apoaequorin with the C-terminal proline delete...

journal_title：FEBS letters

authors： Nomura M,Inouye S,Ohmiya Y,Tsuji FI

更新日期：1991-12-16 00:00:00

abstract：:In higher eukaryotes, nine aminoacyl-tRNA synthetases form a multienzyme complex also comprising the three auxiliary proteins p18, p38 and p43, of apparent molecular masses of 18, 38 and 43 kDa. The function of these proteins, invariably found associated to the synthetase components of the complex, is unknown. In orde...

journal_title：FEBS letters

authors： Quevillon S,Mirande M

更新日期：1996-10-14 00:00:00

abstract：:Red blood cells from patients homozygotes for hemoglobin S (HbS) have been studied using a computer-controlled microspectrophotometer, which allows measurements of spectra and dynamics to be undertaken in a single erythrocyte. Complete photodissociation of HbCO results in polymerization of intracellular deoxyhemoglobi...

journal_title：FEBS letters

authors： Coletta M,Alayash AI,Wilson MT,Benedetti PA,Evangelista V,Brunori M

更新日期：1988-08-15 00:00:00

abstract：:A novel antimicrobial peptide, named misgurin, was isolated and characterized from the loach (mudfish), Misgurnus anguillicaudatus. The 21-amino-acid peptide with a molecular mass of 2502 Da was purified to homogeneity using a heparin-affinity column and C18 reverse-phase and gel-permeation high-performance liquid chr...

journal_title：FEBS letters

authors： Park CB,Lee JH,Park IY,Kim MS,Kim SC

更新日期：1997-07-14 00:00:00

abstract：:Recombinant expression of the large alternansucrase (2057 amino acids) was hindered in E. coli due to poor enzyme solubility and protein degradation. The effects of deletions of the alternansucrase C-terminal CW-like and APY repeated motifs on enzyme solubility and specificity were investigated. A truncated variant de...

journal_title：FEBS letters

authors： Joucla G,Pizzut S,Monsan P,Remaud-Simeon M

更新日期：2006-02-06 00:00:00

abstract：:Sarcoplasmic reticulum vesicles were solubilized stepwise by the nonionic detergent octaethyleneglycol monododecyl ether; 31P NMR enabled the extent of phospholipid solubilization to be monitored by following the conversion of the broad resonance peak characterizing the phospholipids inserted in the bilayer to the nar...

journal_title：FEBS letters

authors： Roux M,Champeil P

更新日期：1984-06-11 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：:In eukaryotes, members of the Ero1 family control oxidative protein folding in the endoplasmic reticulum (ER). Yeast Ero1p is tightly associated with the ER membrane, despite cleavage of the leader peptide, the only hydrophobic sequence that could mediate lipid insertion. In contrast, human Ero1-Lalpha and a yeast mut...

journal_title：FEBS letters

authors： Pagani M,Pilati S,Bertoli G,Valsasina B,Sitia R

更新日期：2001-11-09 00:00:00

abstract：:We have reconstituted thin filaments comprising pyrene-labelled actin (pyr-actin), tropomyosin (Tm) and cardiac troponin (cTn). cTn was isolated in two defined phosphorylation states; completely dephosphorylated on all subunits and with only the cTnI subunit bisphosphorylated. The thin filament was saturated with cTn ...

journal_title：FEBS letters

authors： Reiffert SU,Jaquet K,Heilmeyer LM Jr,Ritchie MD,Geeves MA

更新日期：1996-04-08 00:00:00

abstract：:The rat gastric H+,K(+)-ATPase alpha subunit gene was cloned and the nucleotide sequence of its 5'-upstream region was determined. Sequence comparison with the corresponding part of the human gene indicated the presence of highly conserved regions which may be important for specific transcription of the alpha subunit ...

journal_title：FEBS letters

authors： Oshiman K,Motojima K,Mahmood S,Shimada A,Tamura S,Maeda M,Futai M

更新日期：1991-04-09 00:00:00

abstract：:Saccharomyces cerevisiae mutant strain DTY26, lacking ACE1, the protein mediator for the induction of metallothionein gene expression, is unable to increase Cu,Zn superoxide dismutase mRNA in response to copper. In the wild-type strain DTY22 transcription of both Cu,Zn superoxide dismutase and metallothionein genes is...

journal_title：FEBS letters

authors： Carri MT,Galiazzo F,Ciriolo MR,Rotilio G

更新日期：1991-01-28 00:00:00

abstract：:The expression of rat brain voltage-sensitive Na+ channel mRNAs in Schwann cells was examined using in situ hybridization cytochemistry and RT-PCR. The mRNAs of rat brain Na+ channel subtype II and III, but not subtype I, were detected in cultured Schwann cells from sciatic nerve and in intact sciatic nerve, which con...

journal_title：FEBS letters

authors： Oh Y,Black JA,Waxman SG

更新日期：1994-08-22 00:00:00

abstract：:One key area of protein kinase research is the identification of cognate substrates. The search for substrates is hampered by problems in unambiguously assigning substrates to a particular kinase in vitro and in vivo. One solution to this impasse is to engineer the kinase of interest to accept an ATP analogue which is...

journal_title：FEBS letters

authors： Hindley AD,Park S,Wang L,Shah K,Wang Y,Hu X,Shokat KM,Kolch W,Sedivy JM,Yeung KC

更新日期：2004-01-02 00:00:00

abstract：:The inhibitory effects of various nitrogen-containing sugars on porcine kidney trehalase were studied. Validamycin A, validoxylamine A and MDL 25,637 were found to be potent, time-dependent inhibitors of the enzyme in vitro. The validoxylamine A-inhibited enzyme showed slow but reversible reactivation over time (t1/2 ...

journal_title：FEBS letters

authors： Salleh HM,Honek JF

更新日期：1990-03-26 00:00:00

abstract：:Increases in choline containing metabolites have been associated with a number of disorders, including malignant cell growth. In this study, high resolution magic angle spinning (1)H nuclear magnetic resonance spectroscopy was employed to monitor metabolite changes during cell transfection, and an increase in phosphoc...

journal_title：FEBS letters

authors： Griffin JL,Mann CJ,Scott J,Shoulders CC,Nicholson JK

更新日期：2001-12-07 00:00:00

abstract：:Heterotrimeric G proteins were purified from bovine brain by immunoaffinity chromatography on immobilized anti G protein monoclonal antibody 3C2. Release of betagamma subunits was effectuated by exposure of immobilized trimeric G proteins to MgAlF4. The resultant betagamma subunits were pure and biologically active. F...

journal_title：FEBS letters

authors： Rehm A,Ploegh HL

更新日期：1997-02-03 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：:Retention of intron 8 in alternative HER-2 mRNA generates an inhibitory secreted ligand, Herstatin, with a novel receptor-binding domain (RBD) encoded by the intron. This study examines binding interactions with several receptors and investigates sequence variations in intron 8. The RBD, expressed as a peptide, binds ...

journal_title：FEBS letters

authors： Shamieh LS,Evans AJ,Denton MC,Clinton GM

更新日期：2004-06-18 00:00:00

abstract：:Phenylalanine-specific tRNA from yeast was hydrolysed with cobra venom ribonuclease in the double-stranded regions and the fragments isolated. The 'dissected' molecules with nicks in positions 28 and 41 were reconstructed from supplementary fragments and treated with T-4 RNA ligase. A phosphodiester bond between two f...

journal_title：FEBS letters

authors： Boutorin AS,Vassilenko SK,Baklanov MM,Nechaev YS

更新日期：1984-01-02 00:00:00

abstract：:Acute myeloid leukemia (AML) associated translocations often cause gene fusions that encode oncofusion proteins. Although many of the breakpoints involved in chromosomal translocations have been cloned, in most cases the role of the chimeric proteins in tumorigenesis is not elucidated. Here we will discuss the fusion ...

journal_title：FEBS letters

authors： Martens JH,Stunnenberg HG

更新日期：2010-06-18 00:00:00

abstract：:To assess the role of crystallinity in biological response, we quantitated the generation of reactive oxygen metabolites in human polymorphonuclear leukocytes (PMN) with a chemiluminescence assay using three hydroxyapatite preparations with sintering temperatures of 1,200 degrees C and 900 degrees C and a drying tempe...

journal_title：FEBS letters

authors： Nagase M,Nishiya H,Abe Y

更新日期：1993-07-05 00:00:00

abstract：:Apoptotic proteases cleave and inactivate survival signaling molecules such as Akt/PKB, phospholipase C (PLC)-gamma1, and Bcl-2. We have found that treatment of A431 cells with tumor necrosis factor-alpha in the presence of cycloheximide resulted in the cleavage of epidermal growth factor receptor (EGFR) as well as th...

journal_title：FEBS letters

authors： Bae SS,Choi JH,Oh YS,Perry DK,Ryu SH,Suh PG

更新日期：2001-02-23 00:00:00

abstract：:Fatty acid synthase (Fasn) is a key component of energy metabolism that is dynamically induced by food intake. Although extensive studies have revealed a number of transcription factors involved in the fasting/refeeding transition of Fasn expression in hepatocytes, much less evidence is available for adipocytes. Using...

journal_title：FEBS letters

authors： Nishi-Tatsumi M,Yahagi N,Takeuchi Y,Toya N,Takarada A,Murayama Y,Aita Y,Sawada Y,Piao X,Oya Y,Shikama A,Masuda Y,Kubota M,Izumida Y,Matsuzaka T,Nakagawa Y,Sekiya M,Iizuka Y,Kawakami Y,Kadowaki T,Yamada N,Shimano

更新日期：2017-04-01 00:00:00

abstract：:The last enzyme (LytB) of the methylerythritol phosphate pathway for isoprenoid biosynthesis catalyzes the reduction of (E)-4-hydroxy-3-methylbut-2-enyl diphosphate into isopentenyl diphosphate and dimethylallyl diphosphate. This enzyme possesses a dioxygen-sensitive [4Fe-4S] cluster. This prosthetic group was charact...

journal_title：FEBS letters

authors： Wolff M,Seemann M,Tse Sum Bui B,Frapart Y,Tritsch D,Garcia Estrabot A,Rodríguez-Concepción M,Boronat A,Marquet A,Rohmer M

更新日期：2003-04-24 00:00:00

abstract：:Mitogen activated protein kinase in extracts of U-937 macrophage-like cells was stimulated by LDL and oxLDL. A maximum value (161% of the basal phosphotransferase activity) was obtained after 6 min exposure to oxidized LDL (27 microgram/ml) using APRTPGGRR peptide substrate. The activatory effect was more pronounced (...

journal_title：FEBS letters

authors： Deigner HP,Claus R

更新日期：1996-05-06 00:00:00

abstract：:We identified a gene encoding a novel secreted protein in mice, humans, and zebrafish. As the protein of 222 amino acids is similar to Brorin, a secreted BMP antagonist, which is a member of the Chordin family, we named it Brorin-like. Recombinant Brorin-like protein weakly but significantly inhibited the activity of ...

journal_title：FEBS letters

authors： Miwa H,Miyake A,Kouta Y,Shimada A,Yamashita Y,Nakayama Y,Yamauchi H,Konishi M,Itoh N

更新日期：2009-11-19 00:00:00

abstract：:G-quadruplex ligands DODC and TMPyP4 have different binding modes to quadruplex structure and cause cell proliferation arrest. Here we showed that DODC was more efficient in cell growth inhibition than TMPyP4. Both G-quadruplex ligands induced nuclear-cytoplasmic shuttling and accumulation of TERT in mitochondria. Thi...

journal_title：FEBS letters

authors： Zhuang XY,Yao YG

更新日期：2013-06-05 00:00:00

abstract：:Studies of mutants of the yeast Saccharomyces cerevisiae have led to the identification of genes required for high affinity iron uptake. Reduction of iron (III) outside the cell is accomplished by means of reductases encoded by FRE1 and FRE2, homologues of the gp91-phox component of the oxygen reductase of human granu...

journal_title：FEBS letters

authors： Klausner RD,Dancis A

更新日期：1994-11-28 00:00:00