The nanodisc: a novel tool for membrane protein studies.

abstract：:It is not rare that controversial indications about the presence or the expression level of multidrug-resistant (MDR) proteins come out from different laboratories upon examination of identical tumor specimens. Distinct aspects, including the use of weakly discriminating monoclonal antibodies (MAbs) and/or unsuitable ...

journal_title：Biological chemistry

authors： Poloni F,Castagna M,Felici F,Cianfriglia M

更新日期：1997-06-01 00:00:00

abstract：:Small RNAs such as microRNAs (miRNAs), short interfering RNAs (siRNAs) or Piwi-interacting RNAs (piRNAs) are important regulators of gene expression in various organisms. Small RNAs bind to a member of the Argonaute protein family and are incorporated into larger structures that mediate diverse gene silencing events. ...

journal_title：Biological chemistry

authors： Dueck A,Meister G

更新日期：2014-06-01 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：:The albumin gene family arose in a series of duplication events which gave rise to symmetry in its structure. The four genes are tandemly linked on human chromosome 4q in the order: 5'ALB-5'AFP-5'ALF-5'DBP-centromere, and their introns display a symmetrical and repetitive pattern that is shared by members of the gene ...

journal_title：Biological chemistry

authors： Nishio H,Hamdi HK,Dugaiczyk A

更新日期：1999-12-01 00:00:00

abstract：:Nitrosative stress results from an increase in reactive nitrogen species (RNS) within the cell. Though the RNS - nitric oxide (·NO) and peroxynitrite (ONOO-) - play pivotal physiological roles, at elevated concentrations, these moieties can be poisonous to both prokaryotic and eukaryotic cells alike due to their capac...

journal_title：Biological chemistry

authors： Tharmalingam S,Alhasawi A,Appanna VP,Lemire J,Appanna VD

更新日期：2017-10-26 00:00:00

abstract：:In this review, we discuss how time-resolved Fourier transform infrared (FTIR) spectroscopy is used to understand how GTP hydrolysis is catalyzed by small GTPases and their cognate GTPase-activating proteins (GAPs). By interaction with small GTPases, GAPs regulate important signal transduction pathways and transport m...

journal_title：Biological chemistry

authors： Kötting C,Gerwert K

更新日期：2015-02-01 00:00:00

abstract：:Aberrant microglial activation and neuroinflammation is a pathological hallmark of amyotrophic lateral sclerosis (ALS). Fractalkine (CX3CL1) is mostly expressed on neuronal cells. The fractalkine receptor (CX3CR1) is predominantly expressed on microglia. Many progressive neuroinflammatory disorders show disruption of ...

journal_title：Biological chemistry

authors： Liu C,Hong K,Chen H,Niu Y,Duan W,Liu Y,Ji Y,Deng B,Li Y,Li Z,Wen D,Li C

更新日期：2019-04-24 00:00:00

abstract：:Characterization of protein damage during photosensitization of chlorin e6-treated cells was performed using the green fluorescent protein (GFP). The GFP-chromophore damage caused by singlet oxygen was studied in COS 7 kidney cells and E. coli bacteria following light irradiation. Electron spin resonance (ESR) reveale...

journal_title：Biological chemistry

authors： Greenbaum L,Rothmann C,Lavie R,Malik Z

更新日期：2000-12-01 00:00:00

abstract：:Plants lack specialised organs and circulatory systems, and oxygen can fall to low concentrations in metabolically active, dense or bulky tissues. In animals that tolerate hypoxia or anoxia, low oxygen triggers an adaptive inhibition of respiration and metabolic activity. Growing potato tubers were used to investigate...

journal_title：Biological chemistry

authors： Geigenberger P,Fernie AR,Gibon Y,Christ M,Stitt M

更新日期：2000-08-01 00:00:00

abstract：:The molecular architectures of the catalytic core of protein phosphatase 1 (PP1) and protein phosphatase 2B (PP2B) are similar, and both contain a beta12-beta13 loop that consists of non-conserved residues. A truncation mutant containing the PP2B catalytic domain has previously been constructed in our laboratory, and ...

journal_title：Biological chemistry

authors： Xie XJ,Xue CZ,Huang W,Yu DY,Wei Q

更新日期：2006-10-01 00:00:00

abstract：:The ubiquitous calpains, mu- and m-calpain, have been implicated in essential physiological processes and various pathologies. Cell-permeable specific inhibitors are important tools to elucidate the roles of calpains in cultivated cells and animal models. The synthetic N-acetylated 27-mer peptide derived from exon B o...

journal_title：Biological chemistry

authors： Gil-Parrado S,Assfalg-Machleidt I,Fiorino F,Deluca D,Pfeiler D,Schaschke N,Moroder L,Machleidt W

更新日期：2003-03-01 00:00:00

abstract：:SlyD is a bacterial two-domain protein that functions as a molecular chaperone, a prolyl cis/trans isomerase, and a nickel-binding protein. This review summarizes recent findings about the molecular enzyme mechanism of SlyD. The chaperone function located in one domain of SlyD is involved in twin-arginine translocatio...

journal_title：Biological chemistry

authors： Kovermann M,Schmid FX,Balbach J

更新日期：2013-08-01 00:00:00

abstract：:Meprins are zinc-endopeptidases of the astacin family, which are expressed as membrane-bound or secreted forms in renal and intestinal brush-border membranes of mouse, rat and man. There are two types of meprin subunits, alpha and beta, which form disulfide-bonded homo- and heterodimers; further oligomerization is med...

journal_title：Biological chemistry

authors： Becker C,Kruse MN,Slotty KA,Köhler D,Harris JR,Rösmann S,Sterchi EE,Stöcker W

更新日期：2003-05-01 00:00:00

abstract：:The GAGA box of the rat serine protease inhibitor 2 (spi 2) genes not only acts as a basal promoter element, but also mediates transcriptional activation by growth hormone and interleukin-6. The GAGA box is separated from the TATA box by only 12 bp, and this close association is required for efficient transcription. H...

journal_title：Biological chemistry

authors： Leverrier S,Cinato E,Paul C,Derancourt J,Bemark M,Leanderson T,Legraverend C

更新日期：2000-11-01 00:00:00

abstract：:Matrix metalloproteases from the cell surface cleave an 80 kDa E-cadherin fragment (sE-CAD) that induces invasion of cancer cells into collagen type I and inhibits cellular aggregation. Conditioned media from MDCKts.srcCl2 cells at 40 degrees C and 35 degrees C, PCm.src5 and COLO-16 cells at 37 degrees C contained spo...

journal_title：Biological chemistry

authors： Ryniers F,Stove C,Goethals M,Brackenier L,Noë V,Bracke M,Vandekerckhove J,Mareel M,Bruyneel E

更新日期：2002-01-01 00:00:00

abstract：:Magnesium cation (Mg2+) is the most abundant divalent cation in living cells, where it is required for various intracellular functions. In chloroplasts and cyanobacteria, established photosynthetic model systems, Mg2+ is the central ion in chlorophylls, and Mg2+ flux across the thylakoid membrane is required for count...

journal_title：Biological chemistry

authors： Pohland AC,Schneider D

更新日期：2019-09-25 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：:The reverse action of a trypsin-free elastase isolated from porcine pancreas was studied in frozen aqueous systems. Under frozen state conditions, porcine pancreatic elastase was able to catalyse peptide bond formation more effectively than in solution at room temperature. The acceptance of free amino acids as nucleop...

journal_title：Biological chemistry

authors： Haensler M,Wehofsky N,Gerisch S,Wissmann JD,Jakubke HD

更新日期：1998-01-01 00:00:00

abstract：:Understanding the molecular mechanisms behind extreme temperature stability is of relevance for the protein folding problem and for designing proteins for industrial and medical applications. A powerful approach for understanding the structural basis of thermostability is the comparison of high resolution structures o...

journal_title：Biological chemistry

authors： Macedo-Ribeiro S,Darimont B,Sterner R

更新日期：1997-03-01 00:00:00

abstract：:The influence of osmolarity and compatible organic osmolytes on the phosphorylation of the MAP-kinases Erk-1 and Erk-2 and on the expression of taurine transporter (TAUT) and lipopolysaccharide (LPS)-induced nitric oxide synthetase (iNOS) was studied in RAW 264.7 mouse macrophages. Hypoosmolarity (205 mosmol/l) but no...

journal_title：Biological chemistry

authors： Warskulat U,Schliess F,Häussinger D

更新日期：1998-07-01 00:00:00

abstract：:The human copper exporters ATP7A and ATP7B contain domains common to all P-type ATPases as well as class-specific features such as six sequential heavy-metal binding domains (HMBD1-HMBD6) and a type-specific constellation of transmembrane helices. Despite the medical significance of ATP7A and ATP7B related to Menkes a...

journal_title：Biological chemistry

authors： Gourdon P,Sitsel O,Lykkegaard Karlsen J,Birk Møller L,Nissen P

更新日期：2012-04-01 00:00:00

abstract：:Glucose-dependent insulinotropic polypeptide (GIP) is an incretin hormone secreted by endocrine K-cells in response to nutrient absorption. In this study we have utilized a specific and enzymatically stable GIP receptor antagonist, (Pro3)GIP, to evaluate the contribution of endogenous GIP to insulin secretion and gluc...

journal_title：Biological chemistry

authors： Irwin N,Gault VA,Green BD,Greer B,McCluskey JT,Harriott P,O'Harte FP,Flatt PR

更新日期：2004-09-01 00:00:00

abstract：:The occurrence of rhodanese-like proteins in the major evolutionary phyla, together with the observed abundance of these proteins also within the same genome, suggests that their function cannot be limited to cyanide scavenging. The aim of the present study was to investigate whether Azotobacter vinelandii RhdA, an en...

journal_title：Biological chemistry

authors： Cereda A,Forlani F,Iametti S,Bernhardt R,Ferranti P,Picariello G,Pagani S,Bonomi F

更新日期：2003-10-01 00:00:00

abstract：:The 15 human kallikrein-related peptidases (KLKs) are clinically important biomarkers and therapeutic targets of interest in inflammation, cancer, and neurodegenerative disease. KLKs are secreted as inactive pro-forms (pro-KLKs) that are activated extracellularly by specific proteolytic release of their amino-terminal...

journal_title：Biological chemistry

authors： Yoon H,Blaber SI,Li W,Scarisbrick IA,Blaber M

更新日期：2013-01-01 00:00:00

abstract：:The lysosomal cysteine proteinase cathepsin B has been implicated in the progression of various human tumors including ovarian cancer. Included in this study were 63 patients with epithelial ovarian carcinoma. Follow-up information (median follow-up period 7 years) was available for all patients, among whom 42 (66.7%)...

journal_title：Biological chemistry

authors： Scorilas A,Fotiou S,Tsiambas E,Yotis J,Kotsiandri F,Sameni M,Sloane BF,Talieri M

更新日期：2002-07-01 00:00:00

abstract：:Human pro-matrix metalloproteinase 3 (proMMP-3) lacking the N-terminal 34 amino acids and the C-terminal hemopexin-like domain was expressed in E. coli and used to investigate the process of proenzyme activation and its interaction with an endogenous inhibitor TIMP-1 during activation. The truncated precursor was puri...

journal_title：Biological chemistry

authors： Suzuki K,Kan CC,Hung W,Gehring MR,Brew K,Nagase H

更新日期：1998-02-01 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：:The members of the YidC/Oxa1/Alb3 protein family are evolutionary conserved in all three domains of life. They facilitate the insertion of membrane proteins into bacterial, mitochondrial, and thylakoid membranes and have been implicated in membrane protein folding and complex formation. The major classes of substrates...

journal_title：Biological chemistry

authors： Saller MJ,Wu ZC,de Keyzer J,Driessen AJ

更新日期：2012-11-01 00:00:00

abstract：:Isolated human granulocyte plasma membranes contain progelatinase B. The binding of progelatinase B to the membrane, however, is relatively weak, and a considerable part of progelatinase B can be removed by simply washing the membrane with buffer. This detachment does not depend on the ionic strength of the buffer, in...

journal_title：Biological chemistry

authors： Kolkenbrock H,Zimmermann J,Burmester GR,Ulbrich N

更新日期：2000-01-01 00:00:00

abstract：:Nanoparticles (NPs) are recognized as an attractive vehicles for cancer treatment due to their targeted drug release. Gastric cancer is an important killer disease, and its therapy methods still need improvement. The NPs were prepared using a precipitation method, and were evaluated using transmission electron microsc...

journal_title：Biological chemistry

authors： Yang W,Zhang H,Xin L

更新日期：2018-02-23 00:00:00