The activity and localization patterns of cathepsins B and X in cells of the mouse gastrointestinal tract differ along its length.

abstract：:Mitochondria contain elaborate machineries for the import of precursor proteins from the cytosol. The translocase of the outer mitochondrial membrane (TOM) performs the initial import of precursor proteins and transfers the precursors to downstream translocases, including the presequence translocase and the carrier tr...

journal_title：Biological chemistry

authors： Straub SP,Stiller SB,Wiedemann N,Pfanner N

更新日期：2016-11-01 00:00:00

abstract：:The formation of N-glycosidic linkages of glycoproteins involves the ordered assembly of the common Glc3Man9GlcNAc2 core-oligosaccharide on the lipid carrier dolichyl pyrophosphate. Whereas early mannosylation steps occur on the cytoplasmic side of the endoplasmic reticulum with GDP-Man as donor, the final reactions f...

journal_title：Biological chemistry

authors： Sharma CB,Knauer R,Lehle L

更新日期：2001-02-01 00:00:00

abstract：:The hair follicle consists of a complex system of multiple tissue compartments that are clearly distinguishable by their morphology and type of differentiation. We have synthesized hair follicle-specific keratins from the companion layer (K6hf, K17) and the hair cortex (Ha1, Hb3, Hb6) in Escherichia coli. The assembly...

journal_title：Biological chemistry

authors： Hofmann I,Winter H,Mücke N,Langowski J,Schweizer J

更新日期：2002-09-01 00:00:00

abstract：:Recombinant expression of actin in bacteria results in non-native species that aggregate into inclusion bodies. Actin is a folding substrate of TRiC, the chaperonin of the eukaryotic cytosol. By employing bacterial in vitro translation lysates supplemented with purified chaperones, we have found that TRiC is the only ...

journal_title：Biological chemistry

authors： Stemp MJ,Guha S,Hartl FU,Barral JM

更新日期：2005-08-01 00:00:00

abstract：:This review deals with current concepts on the regulation and function of phospholipid asymmetry in biological membranes. This ubiquitous phenomenon is characterized by a distinctly different lipid composition between the inner and outer leaflet of the membrane bilayer. Transbilayer asymmetry is controlled by differen...

journal_title：Biological chemistry

authors： Bevers EM,Comfurius P,Dekkers DW,Harmsma M,Zwaal RF

更新日期：1998-08-01 00:00:00

abstract：:RNAs are key players in life as they connect the genetic code (DNA) with all cellular processes dominated by proteins. They contain a variety of chemical modifications and many RNAs fold into complex structures. Here, we review recent progress in the analysis of RNA modification and structure on the basis of stable is...

journal_title：Biological chemistry

authors： Asadi-Atoi P,Barraud P,Tisne C,Kellner S

更新日期：2019-06-26 00:00:00

abstract：:Five phage displayed peptide libraries were screened for binders to C1q, the recognition subunit of the classical complement pathway. Two rounds of panning resulted in the isolation and characterisation of several different phage displayed C1q-binding peptides from all five libraries. Two groups of the characterised p...

journal_title：Biological chemistry

authors： Lauvrak V,Brekke OH,Ihle O,Lindqvist BH

更新日期：1997-12-01 00:00:00

abstract：:Components of kinin-forming systems operating at inflammatory sites are likely to interact with elastase that is released by recruited neutrophils and may, at least temporarily, constitute the major proteolytic activity present at these sites. The aim of this work was to determine the effect of kininogen degradation b...

journal_title：Biological chemistry

authors： Dulinski R,Suder P,Guevara-Lora I,Rapała-Kozik M,Potempa J,Silberring J,Imamura T,Travis J,Kozik A

更新日期：2003-06-01 00:00:00

abstract：:The transcription factor E2F1 plays a decisive role in the G1/S and G2/M checkpoint transitions of proliferating cells. Because cells are arrested at these checkpoints after heat shock it was of interest to test heat shock effects on E2F1 activity. In human A549 cells, heat shock (44 degrees C, 30 min) caused an immed...

journal_title：Biological chemistry

authors： Gerullis D,Rensing L,Beyersmann D

更新日期：2003-01-01 00:00:00

abstract：:Biofilms are a ubiquitous mode of microbial life and display an increased tolerance to different stresses. Inside biofilms, cells may experience both externally applied stresses and internal stresses that emerge as a result of growth in spatially structured communities. In this review, we discuss the spatial scales of...

journal_title：Biological chemistry

authors： Rode DKH,Singh PK,Drescher K

更新日期：2020-11-26 00:00:00

abstract：:Recent progress in the identification and partial characterization of novel genes encoding cysteine proteases of the papain family has considerably increased our knowledge of this family of enzymes. Kinetic data available to date for this large family indicate relatively broad, overlapping specificities for most enzym...

journal_title：Biological chemistry

authors： Nägler DK,Ménard R

更新日期：2003-06-01 00:00:00

abstract：:The O-acetylation of sialic acids turns out to be one of the most important modifications that influence the diverse biological and pathophysiological properties of glycoconjugates in animals and microorganisms. To understand the functions of this esterification, knowledge of the properties, structures and regulation ...

journal_title：Biological chemistry

authors： Iwersen M,Dora H,Kohla G,Gasa S,Schauer R

更新日期：2003-07-01 00:00:00

abstract：:Sphingolipids and glycosphingolipids can regulate cell recognition and signalling. Ceramide and sphingosine-1-phosphate are major players in the sphingolipid pathways and are involved in the initiation and regulation of signalling, apoptosis, stress responses and infection. Specific chemically synthesised sphingolipid...

journal_title：Biological chemistry

authors： Fink J,Seibel J

更新日期：2018-09-25 00:00:00

abstract：:Cytochrome c oxidase from bovine heart contains seven binding sites for ATP or ADP and three additional for ADP only, as concluded from competition equilibrium dialysis binding studies. The isolated enzyme contains bound cholate which, in contrast to bound ATP, is only slowly exchanged by ADP (or ATP). The kinetics of...

journal_title：Biological chemistry

authors： Napiwotzki J,Kadenbach B

更新日期：1998-03-01 00:00:00

abstract：:Transforming growth factor-beta1 (TGF-beta1) has a biphasic effect on the growth of renal epithelial cells. In transformed cells, TGF-beta1 appears to accelerate the proliferation of malignant cells. The diverse cellular functions of TGF-beta1 are regulated by three high-affinity serine/threonine kinase receptors, nam...

journal_title：Biological chemistry

authors： Moodley R,Snyman C,Odhav B,Bhoola KD

更新日期：2005-04-01 00:00:00

abstract：:The cysteine-type peptidase cathepsin X is highly upregulated in several cancers and presumably promotes tumor invasion through bypassing cellular senescence. Here, we present first evidence that the underlying mechanism may involve the regulation of the insulin-like growth factor (IGF) system, a well-known activator ...

journal_title：Biological chemistry

authors： Kraus S,Fruth M,Bunsen T,Nägler DK

更新日期：2012-12-01 00:00:00

abstract：:Nanomolar concentrations of human amylin promote death of RINm5F cells in a time- and concentrationdependent manner. Morphological changes of chromatin integrity suggest that cells are predominantly undergoing apoptosis. Human amylin induces significant activation of caspase-3 and strong and sustained phosphorylation ...

journal_title：Biological chemistry

authors： Rumora L,Hadzija M,Barisić K,Maysinger D,Grubiić TZ

更新日期：2002-11-01 00:00:00

abstract：:Arginine deiminase (ADI) is a potential antitumor agent for the arginine deprivation treatment of L-arginine auxotrophic tumors. The optimum pH of ADI varies significantly, yet little is known about the origin of this variety. Here, Pseudomonas aeruginosa ADI (PaADI), an enzyme that functions only at acidic pH, was ut...

journal_title：Biological chemistry

authors： Ding H,Liu H,Yin Y,Ding Y,Jia Y,Chen Q,Zou G,Zheng Z

更新日期：2012-09-01 00:00:00

abstract：:Type I allergy, a hypersensitivity disease affecting almost 20% of the population worldwide, is based on the IgE recognition of otherwise harmless antigens (i.e., allergens). Allergen-induced crosslink of effector cell-bound IgE antibodies leads to the release of biological mediators and thus to immediate disease symp...

journal_title：Biological chemistry

authors： Valenta R,Vrtala S,Focke-Tejkl M,Bugajska-Schretter,Ball T,Twardosz A,Spitzauer S,Grönlund H,Kraft D

更新日期：1999-07-01 00:00:00

abstract：:Host T cell activation, a key step in obtaining adaptive immunity against pathogens, is initiated by the binding of the T cell receptor to a foreign antigenic peptide presented by the major histocompatibility complex on the surface of an antigen-presenting cell and, consequently, formation of an immunological synapse....

journal_title：Biological chemistry

authors： Beyersdorf N,Müller N

更新日期：2015-06-01 00:00:00

abstract：:We have previously shown that short double-stranded RNAs of specific sequence induce phosphorylation in the activation loop of splicing variant D of the transforming growth factor beta-activated protein kinase 1 (TAK1-D). Here, we further characterize this novel function of TAK1-D and the mechanisms of this dsRNA-trig...

journal_title：Biological chemistry

authors： Kodym R,Kodym E,Story MD

更新日期：2009-05-01 00:00:00

abstract：:Haptoglobin (Hpt) is known to capture circulating free hemoglobin (Hb) and bind apolipoprotein (Apo) A-I or E. Here, we report that Hb can be tightly bound by most of Hpt molecules (TB-Hpt, 80%), whereas loosely bound by a minor part of them (LB-Hpt, 20%). LB-Hpt amount was significantly increased (over 60%) in patien...

journal_title：Biological chemistry

authors： Spagnuolo MS,Cigliano L,Maresca B,Pugliese CR,Abrescia P

更新日期：2011-04-01 00:00:00

abstract：:As the outermost barrier of the body, the skin is directly and frequently exposed to a prooxidative environment, including solar UVA and UVB radiation, and air pollution. Ozone, a major air pollutant, possesses a strong oxidizing potential and therefore is possibly one of the most reactive chemicals the skin ever meet...

journal_title：Biological chemistry

authors： Thiele JJ,Podda M,Packer L

更新日期：1997-11-01 00:00:00

abstract：:Rasal is a modular multi-domain protein of the GTPase-activating protein 1 (GAP1) family; its four known members, GAP1m, Rasal, GAP1IP4BP and Capri, have a Ras GTPase-activating domain (RasGAP). This domain supports the intrinsically slow GTPase activity of Ras by actively participating in the catalytic reaction. In t...

journal_title：Biological chemistry

authors： Cuellar J,Valpuesta JM,Wittinghofer A,Sot B

更新日期：2017-12-20 00:00:00

abstract：:We have investigated the methylation status of the repeat unit of the human ribosomal RNA genes in lung cancer. Using a Southern blot analysis approach we have determined that the non-transcribed region of these genes was generally heavily methylated, while the transcribed region was not methylated in either tumor or ...

journal_title：Biological chemistry

authors： Shiraishi M,Sekiguchi A,Chuu YH,Sekiya T

更新日期：1999-01-01 00:00:00

abstract：:Fibroblast growth factor (FGF) receptor substrate 2 (FRS2) is a membrane-anchored docking protein that has been shown to play an important role in linking FGF, nerve growth factor (NGF) and glial cell-derived neurotrophic factor (GDNF) receptors with the Ras/mitogen-activated protein (MAP) kinase signaling cascade. He...

journal_title：Biological chemistry

authors： Wu Y,Chen Z,Ullrich A

更新日期：2003-08-01 00:00:00

abstract：:Small-angle scattering (SAS) of X-rays and neutrons reveals low-resolution structures of biological macromolecules in solution. With the recent experimental and methodological advances, SAS became a unique tool for characterising biological systems. The method covers an extremely broad range of molecule sizes (from a ...

journal_title：Biological chemistry

authors： Svergun DI

更新日期：2010-07-01 00:00:00

abstract：:The surface of spherical, nonporous silica nanoparticles (SiO2-NPs) was modified with gadolinium (Gd) complexes, fluorophores, and cell-penetrating peptides to achieve multifunctionality on a single particle. The Gd surface concentrations were 9-16 μmol/g resulting in nanomaterials with high local longitudinal and tra...

journal_title：Biological chemistry

authors： Joshi R,Feldmann V,Koestner W,Detje C,Gottschalk S,Mayer HA,Sauer MG,Engelmann J

更新日期：2013-01-01 00:00:00

abstract：:We present a method that allows preparing long DNA containing defined mismatches without the use of gel electrophoretic or chromatographic purification steps. The preparation starts with the synthesis of two PCR products, which are identical except for those positions that will later form the mismatches. One of the PC...

journal_title：Biological chemistry

authors： Thomas E,Pingoud A,Friedhoff P

更新日期：2002-09-01 00:00:00

abstract：:Vascular injury triggers endothelial exocytosis of granules, releasing pro-inflammatory and pro-thrombotic mediators into the blood. Nitric oxide (NO) and reactive oxygen species (ROS) limit vascular inflammation and thrombosis by inhibiting endothelial exocytosis. NO decreases exocytosis by regulating the activity of...

journal_title：Biological chemistry

authors： Lowenstein CJ,Tsuda H

更新日期：2006-10-01 00:00:00