Frontal gel chromatography of interacting systems: theoretical and experimental evaluation of the shapes of elution profiles for systems of the type A + B in equilibrium C.

abstract：:Geranylgeranyl diphosphate synthase supplies the essential acyclic precursor for Taxol biosynthesis in methyl jasmonate-induced Taxus canadensis suspension cell cultures. A cDNA encoding this prenyltransferase was cloned from an induced T. canadensis cell library. The recombinant enzyme expressed in yeast was confirme...

journal_title：Archives of biochemistry and biophysics

authors： Hefner J,Ketchum RE,Croteau R

更新日期：1998-12-01 00:00:00

abstract：:Rat transferrin (rTf), containing one complex glycan, and human transferrin (hTf), containing two complex glycans, were treated with peptide:N-glycosidase F (PNGase) under nondenaturing conditions. Apo rTf with a nonfucosylated standard biantennary glycan, but not its diferric counterpart, yielded satisfactory amounts...

journal_title：Archives of biochemistry and biophysics

authors： Regoeczi E,Bolyos M,Chindemi PA

更新日期：1989-02-01 00:00:00

abstract：:In vitro phosphorylation of purified spectrin dimer was studied in the presence of Ca2+-calmodulin (CaM). CaM inhibited autophosphorylation of the beta subunit of spectrin. The inhibitory effect (65% at a 32-fold molar excess) appeared to be due to a weak interaction of CaM with spectrin. CaM was similarly effective i...

journal_title：Archives of biochemistry and biophysics

authors： Maretzki D,Lutz HU

更新日期：1986-04-01 00:00:00

abstract：:Fluidity of the red blood cell membrane decreases as pH changes from 8 to 7.5. In rat liver mitochondrial (RLM) membrane fluidity precipitously declines as pH drops from 7.35 toward 7.0. With dithionitrobenzoate (Nbs2), reaction rates of mitochondrial -SH groups from rat liver and heart (RHM) and in beef heart submito...

journal_title：Archives of biochemistry and biophysics

authors： Zimmer G,Freisleben HJ,Fuchs J

更新日期：1990-11-01 00:00:00

abstract：:As a means of comparing the functional properties of an enzyme in dilute solution in vitro with those for the same enzyme acting in its normal cellular environment, a study was conducted with 4-substituted pyrazoles as inhibitors of rat liver alcohol dehydrogenase in vitro and ethanol oxidation in isolated rat hepatoc...

journal_title：Archives of biochemistry and biophysics

authors： Cornell NW,Hansch C,Kim KH,Henegar K

更新日期：1983-11-01 00:00:00

abstract：:Chronic kidney disease (CKD) is an increasingly recognized burden for patients and health care systems with high (and growing) global incidence and prevalence, significant mortality, and disproportionately high treatment costs. Yet, the available diagnostic tools are either impractical in clinical routine or have seri...

journal_title：Archives of biochemistry and biophysics

authors： Breit M,Weinberger KM

更新日期：2016-01-01 00:00:00

abstract：:Hitherto the lack of success in cloning the aryl hydrocarbon (Ah) receptor has severely hindered its analysis. The recent cloning of cDNAs for two subunits of the receptor should lead to a renaissance in research. Furthermore, the sequences of the two subunits, as deduced from their cDNA sequences, have shown that the...

journal_title：Archives of biochemistry and biophysics

authors： Hankinson O

更新日期：1993-01-01 00:00:00

abstract：:The interaction of sarcoplasmic reticulum Ca(2+)-ATPase with the Mg.ATP analogues Rh(H2O)4ATP and Co(NH3)4ATP have been examined. Co(NH3)4ATP slowly inactivates Ca(2+)-ATPase in a first order process, with a rate constant of 1.13 x 10(-3) s-1 and an apparent inactivation constant, KI, of 32 mM. Rh(H2O)4ATP likewise in...

journal_title：Archives of biochemistry and biophysics

authors： Kuntzweiler TA,Grisham CM

更新日期：1992-05-15 00:00:00

abstract：:Two clones with homology to the alpha-hydroxynitrile lyase (HNL) cDNA clone, MeHNL10, were isolatedfrom a lambdaEMBL3 cassava (Manihot esculenta Crantz) genomic library. Analysis of the sequences showed that both genomic clones contain HNL genes (MeHNL4, MeHNL24) which are interrupted by two introns. RT-PCR analysis o...

journal_title：Archives of biochemistry and biophysics

authors： Hughes J,Keresztessy Z,Brown K,Suhandono S,Hughes MA

更新日期：1998-08-15 00:00:00

abstract：:The sigma(N) protein is an alternative sigma subunit of bacterial RNA polymerase. We investigated the role of a 12-amino-acid "tail" at the C-terminus of Klebsiella pneumoniae sigma(N), which was predicted to be largely surface-exposed and to be mostly loop (that is not alpha-helical or beta-strand). Deletion of this ...

journal_title：Archives of biochemistry and biophysics

authors： Studholme DJ,Finn RD,Chaney MK,Buck M

更新日期：1999-11-15 00:00:00

abstract：:Conversion of geranyl pyrophosphate to cyclic monoterpenes is considered to involve the preliminary isomerization of this acyclic precursor to enzyme-bound linalyl pyrophosphate and the cyclization of this tertiary intermediate. 2-Fluorogeranyl pyrophosphate and 2-fluorolinalyl pyrophosphate are effective competitive ...

journal_title：Archives of biochemistry and biophysics

authors： Croteau R

更新日期：1986-12-01 00:00:00

abstract：:X-ray crystallographic studies on glucose oxidase showed a strong interaction between carbohydrate and protein moieties of the glycoprotein. However, experimental studies under physiological conditions reported no influence of carbohydrate moiety on the structural and functional properties of glucose oxidase. In order...

journal_title：Archives of biochemistry and biophysics

authors： Akhtar MS,Bhakuni V

更新日期：2003-05-15 00:00:00

abstract：:The cardiac contraction-relaxation cycle is controlled by a sophisticated set of machinery. Of particular interest, is the revelation that allosteric networks transmit effects of binding at one site to influence troponin complex dynamics and structural-mediated signaling in often distal, functional sites in the myofil...

journal_title：Archives of biochemistry and biophysics

authors： Marques MA,Parvatiyar MS,Yang W,de Oliveira GAP,Pinto JR

更新日期：2019-03-15 00:00:00

abstract：:The native conformation of bovine retinal arrestin has been characterized by a variety of spectroscopic methods. The purified protein gives rise to a near uv absorption band centered at 279 nm which results from the absorbance of its 14 tyrosine and one tryptophan residue. The extinction coefficient for this absorptio...

journal_title：Archives of biochemistry and biophysics

authors： Kotake S,Hey P,Mirmira RG,Copeland RA

更新日期：1991-02-15 00:00:00

abstract：:Drug resistance and virulence of Mycobacterium tuberculosis are in part related to the pathogen's antioxidant defense systems. KatG(-) strains are resistant to the first line tuberculostatic isoniazid but need to compensate their catalase deficiency by alternative peroxidase systems to stay virulent. So far, only NADH...

journal_title：Archives of biochemistry and biophysics

authors： Jaeger T,Budde H,Flohé L,Menge U,Singh M,Trujillo M,Radi R

更新日期：2004-03-01 00:00:00

abstract：:Versiconal cyclase catalyzes the dehydration of versiconal to versicolorin B or versicolorin C [versicolorin B(C)]. The enzyme was purified from mycelia of Aspergillus parasiticus by DEAE-cellulose, hydroxylapatite, and Mono Q column chromatography. The protein contains two identical subunits of molecular weight 72,00...

journal_title：Archives of biochemistry and biophysics

authors： Lin BK,Anderson JA

更新日期：1992-02-14 00:00:00

abstract：:Several substrate analogs were tested for their ability to inhibit bovine pancreatic asparagine synthetase. Of the substrate analogs tested both 6-diazo-5-oxo-L-norleucine (DON) and 5-chloro-4-oxo-L-norvaline (CONV) were shown to inhibit the enzyme strongly. DON inhibited the glutaminase and glutamine-dependent aspara...

journal_title：Archives of biochemistry and biophysics

authors： Mehlhaff PM,Schuster SM

更新日期：1991-01-01 00:00:00

abstract：:To confirm and extend our previous microspectrophotometric observations of 30-week-old male Long-Evans Cinnamon (LEC) rats, an animal model of human Wilson's disease, we analyzed the porphyrin patterns of the organs, urine, and plasma of LEC rats. Abnormal accumulation of porphyrins, especially highly carboxylated por...

journal_title：Archives of biochemistry and biophysics

authors： Nakayama K,Takasawa A,Terai I,Okui T,Ohyama T,Tamura M

更新日期：2000-03-15 00:00:00

abstract：:Intracellular glutathione (GSH) depletion induced by buthionine sulfoximine (BSO) caused cell death that seemed to be apoptosis in C6 rat glioma cells. Arachidonic acid (AA) promoted BSO-induced cell death by accumulating reactive oxygen species (ROS) or hydroperoxides. AA inhibited caspase-3 activation and internucle...

journal_title：Archives of biochemistry and biophysics

authors： Higuchi Y,Yoshimoto T

更新日期：2002-04-01 00:00:00

abstract：:A new galactose-specific lectin has been purified from the extracts of Trichosanthes dioica seeds by affinity chromatography on cross-linked guar gum. The purified lectin (T. dioica seed lectin, TDSL) moved as a single symmetrical peak on gel filtration on Superose-12 in the presence of 0.1 M lactose with an M(r) of 5...

journal_title：Archives of biochemistry and biophysics

authors： Sultan NA,Kenoth R,Swamy MJ

更新日期：2004-12-15 00:00:00

abstract：:Both CYP158A1 and CYP158A2 are able to catalyze an oxidative C-C coupling reaction producing biflaviolin or triflaviolin in Streptomyces coelicolor A3(2). The substrate-bound crystal structures of CYP158A2 and CYP158A1 reveal that the side chain of Ile87 in CYP158A2 points to the active site contacting the distal flav...

journal_title：Archives of biochemistry and biophysics

authors： Zhao B,Bellamine A,Lei L,Waterman MR

更新日期：2012-02-15 00:00:00

abstract：:The biosynthesis of dermatan sulfate is a complex process that involves, inter alia, formation of L-iduronic acid residues by C5-epimerization of D-glucuronic acid residues already incorporated into the growing polymer. It has been shown previously that this reaction is promoted by the presence of the sulfate donor 3'...

journal_title：Archives of biochemistry and biophysics

authors： Eklund E,Rodén L,Malmström M,Malmström A

更新日期：2000-11-15 00:00:00

abstract：:The C6.5 endoglucanase from Bacillus subtilis catalyzes the hydrolyses of beta-glucans. This enzyme, which is also produced by many ruminant microbes, is not part of the normal digestive repertoire of monogastric animals. We have generated transgenic mice which express the C6.5 endoglucanase gene specifically in the p...

journal_title：Archives of biochemistry and biophysics

authors： Zhang JX,Meidinger R,Forsberg CW,Krell PJ,Phillips JP

更新日期：1999-07-15 00:00:00

abstract：:The interaction of 5'-deoxy-5'-thioadenosine 5'-monophosphate (A(S)MP) and 5'-deoxy-5'-thioinosine 5'-monophosphate (I(S)MP) with snake venom, 5'nucleotidase, and calf intestinal mucosa alkaline phosphatase has been characterized. The substrates, A(S)MP and I(S)MP, are analogs of adenosine 5'-monophosphate and inosine...

journal_title：Archives of biochemistry and biophysics

authors： Rossomando EF,Cordis GA,Markham GD

更新日期：1983-01-01 00:00:00

abstract：:The effect of transition from a respiring to a respiration-inhibited state on the rate of protein synthesis was investigated in glycolyzing, cultured rat heart cells. The rate was found to be significantly lower after blocking respiration, and it was further decreased by L-lactate. In contrast, pyruvate or phenazine m...

journal_title：Archives of biochemistry and biophysics

authors： Ravid K,Diamant P,Avi-Dor Y

更新日期：1985-01-01 00:00:00

abstract：:A ganglioside GM1-specific alpha 1-->2fucosyltransferase is induced during the early stages of chemical carcinogenesis with N-2-acetylaminofluorene (AAF) in rat liver hepatocytes. The induction of this enzyme gives rise to the expression of a fucose-containing ganglioside with the same determinant structure as blood g...

journal_title：Archives of biochemistry and biophysics

authors： Sherwood AL,Holmes EH

更新日期：1998-07-15 00:00:00

abstract：:Bone-forming cells originate from distinct embryological layers, mesoderm (axial and appendicular bones) and ectoderm (precursor of neural crest cells, which mainly form facial bones). These cells will develop bones by two principal mechanisms: intramembranous and endochondral ossification. In both cases, condensation...

journal_title：Archives of biochemistry and biophysics

authors： Paiva KB,Granjeiro JM

更新日期：2014-11-01 00:00:00

abstract：:Preparative isoelectric focusing and gel filtration chromatography were used to purify a carboxypeptidase produced by the entomopathogenic fungus Metarhizium anisopliae during growth on cockroach cuticle. The enzyme was inhibited by diisopropyl fluorophosphate, implying involvement of a serine residue in catalysis. Ho...

journal_title：Archives of biochemistry and biophysics

authors： St Leger RJ,Bidochka MJ,Roberts DW

更新日期：1994-11-01 00:00:00

abstract：:The in vivo stability of ferredoxin-nitrate reductase from the cyanobacterium Anacystis nidulans under conditions of inhibited protein synthesis has been studied in nitrate-grown cells. A light-promoted rapid decay in cellular nitrate reductase activity took place in the absence of any added nitrogen source, but not i...

journal_title：Archives of biochemistry and biophysics

authors： Herrero A,Flores E,Guerrero MG

更新日期：1984-11-01 00:00:00

abstract：:Information about the molecular mechanisms leading to the activation of the osteoclast is relatively limited. While there is compelling evidence that the signaling mechanisms of Src and integrin β3 are essential for osteoclast activation, the regulation of these two signaling mechanisms is not fully understood. In thi...

journal_title：Archives of biochemistry and biophysics

authors： Lau KW,Sheng MH

更新日期：2018-07-15 00:00:00