Visualisation by electron microscopy of the unique part of the cytoplasmic domain of a desmoglein, a cadherin-like protein of the desmosome type of cell junction.

abstract：:A recombinant antibody light chain (L chain) maintained under non-denaturing conditions displayed preferential cleavage of synthetic peptides conjugated to methylcoumarinamide (MCA) on the C-terminal side of Arg and Lys residues. The same L chain renatured from a denaturing solvent (guanidine hydrochloride) acquired t...

journal_title：FEBS letters

authors： Sun M,Paul S

更新日期：1997-05-05 00:00:00

abstract：:The catalytic cycle of heme peroxidases involves two reactive states, compound I and compound II. Although their reduction potentials at pH 7 are similar, compound I is in general more reactive towards organic substrates than compound II. The different reactivities have until now remained unexplained. In this study, t...

journal_title：FEBS letters

authors： Folkes LK,Candeias LP

更新日期：1997-07-28 00:00:00

abstract：:Treatment of HepG2 with all-trans retinoic acid (RA) induces expression of fatty acid synthase (FAS) mRNA and protein. Transfections show that the FAS promoter positively responds to retinoid X receptor (RXR) but not to RA receptor (RAR) agonists. Since RXR alone is capable of mediating the RA response of FAS, the exi...

journal_title：FEBS letters

authors： Roder K,Zhang L,Schweizer M

更新日期：2007-06-12 00:00:00

abstract：:Stromal cell-derived factor 1alpha (SDF-1alpha) is a chemokine that has been shown to prevent infection of T-tropic HIV strains and is a possible substrate of CD26/dipeptidyl peptidase IV (DPPIV). In this study, we show that SDF-1alpha was cleaved at the N-terminal region by CD26/DPPIV and as a result the inhibitory a...

journal_title：FEBS letters

authors： Ohtsuki T,Hosono O,Kobayashi H,Munakata Y,Souta A,Shioda T,Morimoto C

更新日期：1998-07-17 00:00:00

abstract：:Methyl-beta-cyclodextrin (MbetaCD) was used to explore a role for cholesterol-enriched plasma membrane microdomains in coupling lysophosphatidic acid (LPA) stimulation to phosphoinositide 3-kinase (PI3K) activation. Cholesterol depletion strongly inhibited the production of phosphatidylinositol 3,4-bisphosphate and ph...

journal_title：FEBS letters

authors： Peres C,Yart A,Perret B,Salles JP,Raynal P

更新日期：2003-01-16 00:00:00

abstract：:Adenosine and ATP modulate cellular and tissue functions via specific P1 and P2 receptors, respectively. Although, in general, adenosine inhibits excitability and ATP functions as an excitatory transmitter in the central nervous system, little is known about the direct interaction between P1 and P2 receptors. We recen...

journal_title：FEBS letters

authors： Yoshioka K,Hosoda R,Kuroda Y,Nakata H

更新日期：2002-11-06 00:00:00

abstract：:Mitogen-activated protein (MAP) kinases mediate cellular responses to a wide variety of stimuli. Activation of a MAP kinase occurs after phosphorylation by an upstream dual-specificity protein kinase, known as a MAP kinase kinase or MEK. The Arabidopsis thaliana genome encodes 10 MEKs but few of these have been shown ...

journal_title：FEBS letters

authors： Melikant B,Giuliani C,Halbmayer-Watzina S,Limmongkon A,Heberle-Bors E,Wilson C

更新日期：2004-10-08 00:00:00

abstract：:The carboxy-terminal half of the c-src protein fused to the protein A moiety was expressed in bacteria. The protein A/truncated c-src fusion protein, which does not have SH2 and SH3 domains, is found in the periplasmic space allowing for a simple one-step purification and demonstrated high efficiency in autophosphoryl...

journal_title：FEBS letters

authors： Saya H,Lee PS,Nishi T,Izawa I,Nakajima M,Gallick GE,Levin VA

更新日期：1993-07-26 00:00:00

abstract：:The human H19 gene is a paternally imprinted oncofetal gene, highly expressed in several fetal tissues, down-regulated in nearly all adult tissues but re-expressed in carcinomas of tissues which express the gene in fetal life. It has no known protein product and till today, no function could be designated to H19 RNA. ...

journal_title：FEBS letters

authors： Ohana P,Kopf E,Bibi O,Ayesh S,Schneider T,Laster M,Tykocinski M,de Groot N,Hochberg A

更新日期：1999-07-02 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：:We have examined the formation of DNA triple helices between the oligonucleotides T8XT8 (X = A,C,G,T) and DNA fragments containing the target sequences A8XA8.T8YT8 (X = T,C,G; Y = A,G,C), by DNase I footprinting. We find that A8GA8.T8CT8 yields a footprint with T8CT8 and shows a weaker interaction with T17 and T8GT8. ...

journal_title：FEBS letters

authors： Chandler SP,Fox KR

更新日期：1993-10-11 00:00:00

abstract：:Replacements of Asp-295 by Asn (D295N) and Glu (D295E) decreased the catalytic center activity of Leuconostoc mesenteroides sucrose phosphorylase to about 0.01% of the wild-type level (k(cat)=200s(-1)). Glucosylation and deglucosylation steps of D295N were affected uniformly, approximately 10(4.3)-fold, and independen...

journal_title：FEBS letters

authors： Mueller M,Nidetzky B

更新日期：2007-04-03 00:00:00

abstract：:Mitogen-activated protein kinase (MAPK) cascades play an important role in mediating stress responses in plants. In Arabidopsis, 20 MAPKs have been identified and classified into four major groups (A-D). Little is known about the role of group C MAPKs. We have studied the activation of Arabidopsis subgroup C1 MAPKs (A...

journal_title：FEBS letters

authors： Ortiz-Masia D,Perez-Amador MA,Carbonell J,Marcote MJ

更新日期：2007-05-01 00:00:00

abstract：:Three site-directed mutants of human epidermal growth factor, Leu-26----Gly, Leu-47----Ala, and Ile-23----Thr, were examined for their ability to stimulate the protein-tyrosine kinase activity of the epidermal growth factor receptor. The receptor binding affinities of the mutant growth factors were 20- to 50-fold lowe...

journal_title：FEBS letters

authors： Matsunami RK,Campion SR,Niyogi SK,Stevens A

更新日期：1990-05-07 00:00:00

abstract：:Tumour necrosis factor-alpha (TNFalpha) is a multifunctional cytokine that exerts a myriad of biological actions in numerous different tissues including adipocytes through its two distinct cell surface receptors. To address the role of each TNF receptor in the biological actions of TNFalpha in adipocytes, we have deve...

journal_title：FEBS letters

authors： Sethi JK,Xu H,Uysal KT,Wiesbrock SM,Scheja L,Hotamisligil GS

更新日期：2000-03-03 00:00:00

abstract：:The heat shock factor (HSF1) is the central regulator of the heat stress (hs) response and is required for stimulating the transcription of the hs genes and consequently the expression of heat shock proteins. To promote the polymerase II-dependent transcription of the hs genes, HSF has to communicate with the basal tr...

journal_title：FEBS letters

authors： Reindl A,Schöffl F

更新日期：1998-10-09 00:00:00

abstract：:The Rho-guanine nucleotide exchange factors (Rho-GEFs) remodel the actin cytoskeleton via their Rho-GTPase targets and affect numerous physiological processes such as transformation and cell motility. They are therefore attractive targets to design specific inhibitors that may have therapeutic applications. Trio conta...

journal_title：FEBS letters

authors： Schmidt S,Diriong S,Méry J,Fabbrizio E,Debant A

更新日期：2002-07-17 00:00:00

abstract：:Despite their differential cell tropisms, HIV-1 and HCV dramatically influence disease progression in coinfected patients. Macrophages are important target cells of HIV-1. We hypothesized that secreted HCV core protein might modulate HIV-1 replication. We demonstrate that HCV core significantly enhances HIV-1 replicat...

journal_title：FEBS letters

authors： Swaminathan G,Pascual D,Rival G,Perales-Linares R,Martin-Garcia J,Navas-Martin S

更新日期：2014-09-17 00:00:00

abstract：:The effects of anaphylatoxin C3a on human neutrophils were studied in comparison with C5a. Both peptides induced a transient shape change response and a respiratory burst. In both cases C3a was 50- to 100-times less potent than C5a. A marked chemotactic response with bimodal concentration dependence was obtained with ...

journal_title：FEBS letters

authors： Ehrengruber MU,Geiser T,Deranleau DA

更新日期：1994-06-13 00:00:00

abstract：:The functional characteristics of rat organic anion transporter OAT1 were investigated using Xenopus laevis oocytes. Uptake of p-aminohippurate (PAH) by the oocytes expressing OAT1 was markedly inhibited by glutarate, alpha-ketoglutarate and probenecid, moderately inhibited by folate and methotrexate, but not inhibite...

journal_title：FEBS letters

authors： Uwai Y,Okuda M,Takami K,Hashimoto Y,Inui K

更新日期：1998-11-06 00:00:00

abstract：:The regulatory system of smooth muscle thin filaments is thought to involve a major calcium-calmodulin and actin binding protein: caldesmon. A dissective approach was used to isolate a 35 kDa C-terminal fragment of the molecule and to produce antibodies reacting against both the intact and the 15 kDa N-terminal end of...

journal_title：FEBS letters

authors： Harricane MC,Cavadore C,Audemard E,Mornet D

更新日期：1990-08-20 00:00:00

abstract：:Insulin receptors (IRs) that are truncated at the end of the ectodomain form dimers that bind insulin with different characteristics to wild type receptors. These soluble IRs have lowered affinity for insulin compared with full-length IR, and exhibit linear Scatchard plots in contrast to the curvilinear plots obtained...

journal_title：FEBS letters

authors： Hoyne PA,Cosgrove LJ,McKern NM,Bentley JD,Ivancic N,Elleman TC,Ward CW

更新日期：2000-08-11 00:00:00

abstract：:Jasmonic acid (JA) and its derivatives are well-characterized signaling molecules in plant defense and development, but the site of their localization within plant tissue is entirely unknown. To address the question whether applied JA accumulates extracellularly or intracellularly, leaves of tomato and barley were fed...

journal_title：FEBS letters

authors： Bücking H,Förster H,Stenzel I,Miersch O,Hause B

更新日期：2004-03-26 00:00:00

abstract：:A set of inhibitors that are useful for distinction of three types of human cytosolic glutathione transferase is presented. The near-neutral transferase is inhibited most effectively by Cibacron blue (I50 = 0.05 microM), the acidic transferase by Cibacron blue (I50 = 0.5 microM), and the basic transferase by tributylt...

journal_title：FEBS letters

authors： Tahir MK,Guthenberg C,Mannervik B

更新日期：1985-02-25 00:00:00

abstract：:The transcriptional control region of the Rouse sarcoma virus long terminal repeats (LTR) was shown to contain enhancer and promoter elements located within 200 base pairs upstream from the transcription initiation site [Cullen et al. (1985) Mol. Cell. Biol. 5, 438-447]. Deletion of these elements results in significa...

journal_title：FEBS letters

authors： Krajewski WA

更新日期：1995-01-16 00:00:00

abstract：:Retrovirus genomic mRNA exhibits a several hundred nucleotides-long untranslated region (5' UTR) which encloses many control elements required for retrovirus replication. In addition, this 5' UTR contains translation regulatory elements, such as internal ribosome entry sites (IRESes) that have been described in oncore...

journal_title：FEBS letters

authors： Waysbort A,Bonnal S,Audigier S,Estève JP,Prats AC

更新日期：2001-02-09 00:00:00

abstract：:Annexin-I is a calcium dependent phospholipid binding and phospholipase A2 (PLA2) inhibitory protein. A 'substrate depletion' model has been proposed for the mechanism of PLA2 inhibition by annexin-I in studies with 14 to 18 kDa PLA2s. Herein, we have studied the inhibition mechanism using 100 kDa cytosolic PLA2 from ...

journal_title：FEBS letters

authors： Kim KM,Kim DK,Park YM,Kim CK,Na DS

更新日期：1994-05-02 00:00:00

abstract：:In thrombin-stimulated platelets alpha IIb beta 3 integrin engagement triggers both phosphatidylinositol 3',4'-bisphosphate synthesis and calpain activation. We checked the possible involvement of calpains in phosphatidylinositol 3-kinase signalling pathway using a cell permeant specific inhibitor of calpains, calpept...

journal_title：FEBS letters

authors： Montsarrat N,Racaud-Sultan C,Mauco G,Plantavid M,Payrastre B,Breton-Douillon M,Chap H

更新日期：1997-03-03 00:00:00

abstract：:The kinetic properties of dUTPase from equine infectious anemia virus (EIAV) were investigated. K(M) (1.1 +/- 0.1 microM) and k(cat) (25 s(-1)) were found to be independent of pH in the neutral pH range. Above pH 8.0, K(M) increases slightly. Below pH 6.0, the enzyme is rapidly deactivated. Detergent was found to enha...

journal_title：FEBS letters

authors： Nord J,Larsson G,Kvassman JO,Rosengren AM,Nyman PO

更新日期：1997-09-08 00:00:00

abstract：:The Protein Data Bank (PDB) was established in 1971 as a repository for the three dimensional structures of biological macromolecules. Since then, more than 85000 biological macromolecule structures have been determined and made available in the PDB archive. Through analysis of the corpus of data, it is possible to id...

journal_title：FEBS letters

authors： Berman HM,Coimbatore Narayanan B,Di Costanzo L,Dutta S,Ghosh S,Hudson BP,Lawson CL,Peisach E,Prlić A,Rose PW,Shao C,Yang H,Young J,Zardecki C

更新日期：2013-04-17 00:00:00