Carbonyl formation on a copper-bound prion protein fragment, PrP23-98, associated with its dopamine oxidase activity.

abstract：:Bacillus subtilis heme A synthase is a membrane protein with 8 transmembrane segments. By using a two-step mutagenesis approach we have generated and selected a fully functional enzyme protein variant with a seven residue internal deletion. The biochemical properties of the shortened variant are similar to those of th...

journal_title：FEBS letters

authors： Lewin A,Hederstedt L

更新日期：2008-04-16 00:00:00

abstract：:Cultured human fibroblasts isolated from embryonic muscle, skin and peripheral nerve tissues were found to accumulate [3H]L-glutamate by a Na(+)-dependent uptake process strongly inhibited by several glutamate/aspartate analogues including D- and L-aspartate, D- and L-threo-3-hydroxyaspartate and L-trans-pyrrolidine-2...

journal_title：FEBS letters

authors： Balcar VJ,Shen J,Bao S,King NJ

更新日期：1994-02-14 00:00:00

abstract：:Characterization of lignified Zinnia elegans hypocotyls by both alkaline nitrobenzene oxidation and thioacidolysis reveals that coniferyl alcohol units are mainly found as part of 4-O-linked end groups and aryl-glycerol-beta-aryl ether (beta-O-4) structures. Z. elegans hypocotyls also contain a basic peroxidase (EC 1....

journal_title：FEBS letters

authors： Pomar F,Caballero N,Pedreño M,Ros Barceló A

更新日期：2002-10-09 00:00:00

abstract：:We have expressed the cloned rat kappa-opioid receptor in human embryonic kidney 293 cells and studied the ability of kappa-selective ligands to inhibit adenylyl cyclase. In transfected 293 cells, activation of the kappa-opioid receptor by U50,488 and the dynorphins resulted in the inhibition of cAMP accumulation. The...

journal_title：FEBS letters

authors： Lai HW,Minami M,Satoh M,Wong YH

更新日期：1995-02-20 00:00:00

abstract：:The state of assembly of the pyruvate and 2-oxoglutarate dehydrogenase multienzyme complexes was examined after the dihydrolipoyl acyltransferase (E2) component of each enzyme system had been subjected to varying degrees of limited proteolysis. Dissociation of the dihydrolipoyl dehydrogenase (E3) component accompanied...

journal_title：FEBS letters

authors： Packman LC,Perham RN

更新日期：1986-10-06 00:00:00

abstract：:Published amino acid sequences for nitrogenase component polypeptides were compared with those of other proteins which also bind adenine nucleotides. Three sequences which might contribute to an adenine nucleotide-binding domain were found for the Fe-protein component of nitrogenase. The beta-subunit of the MoFe-prote...

journal_title：FEBS letters

authors： Robson RL

更新日期：1984-08-06 00:00:00

abstract：:The cytosolic lipid peroxidation product 4-hydroxynonenal (HNE) is rapidly metabolized in mitochondria isolated from rat kidney cortex. About 80% of HNE was degraded within 3 min of incubation. Main products of HNE which were identified in mitochondria were the hydroxynonenoic acid, the 1,4-dihydroxynonene and the glu...

journal_title：FEBS letters

authors： Ullrich O,Grune T,Henke W,Esterbauer H,Siems WG

更新日期：1994-09-19 00:00:00

abstract：:Sphingolipids are implied in several regulatory processes, including cell death. Levels of the free sphingobase t18:0 (phytosphingosine) increase in Arabidopsis in response to the bacterial pathogen Pseudomonas syringae. To gain information on sphingobase-induced signaling, we determined kinetics of leaf reactive oxyg...

journal_title：FEBS letters

authors： Peer M,Bach M,Mueller MJ,Waller F

更新日期：2011-10-03 00:00:00

abstract：:The action of high-intensity ultraviolet pulse laser radiation on a 161 bp fragment of pBR 322 DNA (EcoRI-MspI fragment) was studied. At doses up to 5 X 10(18) photons/cm2 the N-glycosidic bond splitting is negligible. The action of hot piperidine on irradiated DNA leads to chain splitting at the residues, modified vi...

journal_title：FEBS letters

authors： Budowsky EI,Kovalsky OI,Yakovlev DYu,Simukova NA,Rubin LB

更新日期：1985-08-19 00:00:00

abstract：:The beta-adrenergic receptor kinase mediates agonist-dependent phosphorylation of beta-adrenergic receptors, which is thought to represent the first step of homologous desensitization. We have expressed bovine and human beta ARK1 in Sf9 cells and purified them to apparent homogeneity in milligram quantities. The Km-va...

journal_title：FEBS letters

authors： Söhlemann P,Hekman M,Buchen C,Elce JS,Lohse MJ

更新日期：1993-06-07 00:00:00

abstract：:In the yeast Saccharomyces cerevisiae the genes involved in galactose metabolism (GAL1,7,10) are transcriptionally activated more than a 1000-fold in the presence of galactose as the sole carbon source in the culture media. In the present work, we monitored the activity of the GAL10 gene promoter in different Ras-cAMP...

journal_title：FEBS letters

authors： Mirisola MG,Gallo A,De Leo G

更新日期：2007-05-15 00:00:00

abstract：:Syndecans are transmembrane heparan sulfate proteoglycans, with roles in development, tumorigenesis and inflammation, and growing evidence for involvement in tissue regeneration. This is a fast developing field with the prospect of utilizing tissue engineering and biomaterials in novel therapies. Syndecan receptors ar...

journal_title：FEBS letters

authors： Chung H,Multhaupt HA,Oh ES,Couchman JR

更新日期：2016-08-01 00:00:00

abstract：:Phototaxis in the archaeon Halobacterium salinarium is mediated by a stable complex of the photoreceptor sensory rhodopsin I and its transducer HtrI, which relays the light stimulus to the signalling pathway. Removal of the cytoplasmic signalling domain of HtrI eliminated the SRI-specific motor response to light stimu...

journal_title：FEBS letters

authors： Krah M,Marwan W,Oesterhelt D

更新日期：1994-10-24 00:00:00

abstract：:Engrailed-2 (En-2) belongs to an evolutionarily conserved family of DNA binding homeodomain-containing proteins that are expressed in mammalian brain during development. Here, we demonstrate that serine 267 in the homeodomain of En-2 is phosphorylated by protein kinase A (PKA) in forskolin-treated COS-7 cells. Further...

journal_title：FEBS letters

authors： Hjerrild M,Stensballe A,Jensen ON,Gammeltoft S,Rasmussen TE

更新日期：2004-06-18 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：:We have recently developed an in vitro differentiation model of immortalized non-transformed human hepatocytes using butyrate, and observed the induction of inducible NO synthase (iNOS). In this study, we analyzed the effect of NO on the urea-synthetic capacity of these cells. The inhibition of iNOS during butyrate tr...

journal_title：FEBS letters

authors： Yoon JH,Lee HS,Kim TH,Woo GH,Kim CY

更新日期：2000-06-02 00:00:00

abstract：:Thrombin is a potent activator of human glomerular epithelial cells (HGEC). Here we compare short-term and long-term effects of thrombin and thrombin receptor agonist peptide (TRAP) which selectively activates the functional thrombin receptor. TRAP, as thrombin, increases intracellular free Ca2+ concentration and acts...

journal_title：FEBS letters

authors： Zacharias U,He CJ,Nguyen G,Sraer JD,Rondeau E

更新日期：1993-11-15 00:00:00

abstract：:A novel peptide from Centruroides noxius Hoffmann scorpion venom was isolated and sequenced. The 37 amino acid peptide belongs to the charybdotoxin sub-family (alphaKTx1) and was numbered member 11. alphaKTx1.11 has 75% sequence identity with iberiotoxin and 54% with charybdotoxin. alphaKTx1.11 revealed specificity fo...

journal_title：FEBS letters

authors： Garcia-Valdes J,Zamudio FZ,Toro L,Possani LD

更新日期：2001-09-21 00:00:00

abstract：:The ATP-binding cassette (ABC) transporters constitute one of the largest families of proteins in evolution. The ATM1 gene of the yeast Saccharomyces cerevisiae encodes an ABC protein, which is localized to the mitochondrial inner membrane. A deletion of ATM1 results in the accumulation of up to a 30-fold excess of mi...

journal_title：FEBS letters

authors： Chloupková M,Reaves SK,LeBard LM,Koeller DM

更新日期：2004-07-02 00:00:00

abstract：:Cyclin B is a central regulator of transition from the G(2) phase of the cell cycle to mitosis. In mammalian cells two B-type cyclins have been characterised, cyclin B1 and B2. Both are expressed with a maximum in G(2) and their synthesis is mainly regulated on the transcriptional level. We show that a single cell cyc...

journal_title：FEBS letters

authors： Wasner M,Tschöp K,Spiesbach K,Haugwitz U,Johne C,Mössner J,Mantovani R,Engeland K

更新日期：2003-02-11 00:00:00

abstract：:A number of recent observations have suggested that the endocytic and biosynthetic pathways may share fundamentally similar transport mechanisms at the molecular level. Some of the more striking of these suggestions have come from a comparison of the effects of the macrocyclic lactone brefeldin A (BFA) on endosomes an...

journal_title：FEBS letters

authors： Hunziker W,Whitney JA,Mellman I

更新日期：1992-07-27 00:00:00

abstract：:To investigate the role of lipopolysaccharide (LPS) in hepatocyte activation, we examined the expression of Toll-like receptor 4 (TLR4), the putative receptor for LPS in human hepatocytes. TLR4 mRNA and protein expression was confirmed in human hepatocytes. Stimulation of human hepatocytes with LPS results in rapid de...

journal_title：FEBS letters

authors： Migita K,Abiru S,Nakamura M,Komori A,Yoshida Y,Yokoyama T,Daikoku M,Ueki T,Takii Y,Yano K,Yastuhashi H,Eguchi K,Ishibashi H

更新日期：2004-07-02 00:00:00

abstract：:The binding of folate to Lactobacillus casei dihydrofolate reductase in the presence and absence of NADP+ has been studied by 15N NMR, using [5-15N]folate. In the presence of NADP+, three separate signals were observed for the single 15N atom, in agreement with our earlier evidence from 1H and 13C NMR for multiple con...

journal_title：FEBS letters

authors： Birdsall B,De Graw J,Feeney J,Hammond S,Searle MS,Roberts GC,Colwell WT,Crase J

更新日期：1987-06-08 00:00:00

abstract：:Growth of regenerating lung lobes is preceded by an increase of the activity of L-ornithine decarboxylase (ODC). Mechanical factors play a role in determining both the growth rate and enhancement of activity of ODC in regenerating lung lobes. Hormonal regulation also appears of importance as shown by the increased ODC...

journal_title：FEBS letters

authors： Tatár-Kiss S,Bardócz S,Kertai P

更新日期：1984-09-17 00:00:00

abstract：:Activation-induced cytidine deaminase (AID), a member of the APOBEC family that induces antibody diversification, has been shown to inhibit the replication of hepatitis B virus, Kaposi's sarcoma-associated herpesvirus, and retro-transposons. However, whether AID can inhibit human immunodeficiency virus 1 (HIV-1) repli...

journal_title：FEBS letters

authors： Wang R,Zhang X,Ding H,Qiao Y,Han X,Geng W,Guan G,Cui H,Zhao B,Wu Y,Liang G,Shang H

更新日期：2018-01-01 00:00:00

abstract：:Alzheimer's disease is characterized by the deposition of amyloid beta-peptide (Abeta) plaques in the brain. Full-length amyloid-beta precursor protein (APP) is processed by alpha- and beta-secretases to yield soluble APP derivatives and membrane-bound C-terminal fragments, which are further processed by gamma-secreta...

journal_title：FEBS letters

authors： Lundin C,Johansson S,Johnson AE,Näslund J,von Heijne G,Nilsson I

更新日期：2007-08-07 00:00:00

abstract：:A link between alterations in cholesterol homeostasis and Alzheimer's disease (AD) is nowadays widely accepted. However, the molecular mechanism/s underlying such link remain unclear. Numerous experimental evidences support the view that changes in neuronal membrane cholesterol levels and/or subcellular distribution d...

journal_title：FEBS letters

authors： Ledesma MD,Dotti CG

更新日期：2006-10-09 00:00:00

abstract：:We have studied the intracellular distribution in vivo of glucokinase (GK) and glucokinase regulatory protein (GKRP) in livers of fasted and refed rats, using specific antibodies against both proteins and laser confocal fluorescence microscopy. GK was found predominantly in the nucleus of hepatocytes from starved rats...

journal_title：FEBS letters

authors： Fernández-Novell JM,Castel S,Bellido D,Ferrer JC,Vilaró S,Guinovart JJ

更新日期：1999-10-08 00:00:00

abstract：:Prostaglandin E2 receptors (EPR), which belong to the family of heterotrimeric G protein-coupled ectoreceptors with seven transmembrane domains, can be classified into four subtypes according to their ligand binding and G protein coupling specificity. Of these, EP3betaR is coupled to Gi, whereas EP4R is coupled to Gs....

journal_title：FEBS letters

authors： Neuschäfer-Rube F,Hänecke K,Püschel GP

更新日期：1997-09-29 00:00:00

abstract：:The present study describes a significant amino acid sequence homology between neuronal Cdk5 activator (nck5a) and an open reading frame of an unknown gene on the yeast S. cerevisiae chromosome III. A cDNA encoding a 25 kDa fragment of this yeast protein, the region containing homologous sequence to nck5a was cloned a...

journal_title：FEBS letters

authors： Huang QQ,Lee KY,Wang JH

更新日期：1996-01-02 00:00:00