Iron-sulfur cluster biosynthesis in bacteria: Mechanisms of cluster assembly and transfer.

abstract：:The earthworm-derived chemoattractant ES20 interacts with its G-protein-coupled receptors on the plasma membrane of vomeronasal (VN) sensory neurons of garter snakes, resulting in an increase in inositol trisphosphate [J. Biol. Chem. 269 (1994) 16867] and a rapid phosphorylation of the membrane-bound proteins, p42/44 ...

journal_title：Archives of biochemistry and biophysics

authors： Wang D,Liu W,Liu J,Chen P,Quan W,Halpern M

更新日期：2002-12-15 00:00:00

abstract：:We reported previously a highly purified phosphatidylinositol-specific phospholipase C (PI-PLC) from bovine brain and from human myelin which was stimulated by myelin basic protein. In this paper we report that the stimulation of the PI-PLC activity by myelin basic protein (MBP) requires arginine residues in peptide l...

journal_title：Archives of biochemistry and biophysics

authors： Tompkins TA,Moscarello MA

更新日期：1993-05-01 00:00:00

abstract：:There is evidence to suggest that extracellular matrix molecules, such as proteoglycans, are involved in the regulation of mineral deposition in calcifying tissues. One mineralizing system which is characterized by extremely rapid mineralization is the hen eggshell. This eggshell consists of a pair of nonmineralized e...

journal_title：Archives of biochemistry and biophysics

authors： Arias JL,Carrino DA,Fernández MS,Rodríguez JP,Dennis JE,Caplan AI

更新日期：1992-10-01 00:00:00

abstract：:Three strains of Escherichia coli differing only in the catalase locus mutated by transposon Tn10 were constructed. These strains produced only catalase HPI (katE::Tn10 and katF::Tn10 strains) or catalase HPII (katG::Tn10). HPI levels increased gradually about twofold during logarithmic growth but did not increase dur...

journal_title：Archives of biochemistry and biophysics

authors： Loewen PC,Switala J,Triggs-Raine BL

更新日期：1985-11-15 00:00:00

abstract：:In spite of the abundance of antifungal therapies, 75% of women in the world suffer from the second most common cause of vaginal infection named vulvovaginal candidiasis. This complication is characterized with overgrowth of Candida albicans. The low efficacy and side effects of current antifungal therapies have convi...

journal_title：Archives of biochemistry and biophysics

authors： Ebrahimi-Shaghaghi F,Noormohammadi Z,Atyabi SM,Razzaghi-Abyaneh M

更新日期：2021-01-22 00:00:00

abstract：:Cytochrome P4502E (P4502E), the major ethanol-inducible P450 metabolizes ethanol to acetaldehyde and bioactivates procarcinogens to ultimate carcinogens. Metabolism of ethanol to acetaldehyde in the brain could be deleterious since it can react with cytoskeletal proteins, forming adducts. In the present study, rats we...

journal_title：Archives of biochemistry and biophysics

authors： Upadhya SC,Tirumalai PS,Boyd MR,Mori T,Ravindranath V

更新日期：2000-01-01 00:00:00

abstract：:The relationship between prolonged exercise, oxidative stress, and the protective capacity of the antioxidant defense system has been determined. Venous blood samples were removed from seven trained athletes before and up to 120 h after completion of a half-marathon for measurements of blood antioxidants, antioxidant ...

journal_title：Archives of biochemistry and biophysics

authors： Duthie GG,Robertson JD,Maughan RJ,Morrice PC

更新日期：1990-10-01 00:00:00

abstract：:Catechol 1,2-dioxygenase catalyzes the oxygenative ring cleavage of catechol to form cis,cis-muconic acid and is encoded by a catA gene. We have cloned a catA gene from Pseudomonas putida mt-2 using a PCR product of amino acid sequence-based primers as a probe. The amino acid sequence deduced from the 930 nucleotides ...

journal_title：Archives of biochemistry and biophysics

authors： Nakai C,Uyeyama H,Kagamiyama H,Nakazawa T,Inouye S,Kishi F,Nakazawa A,Nozaki M

更新日期：1995-08-20 00:00:00

abstract：:The rat enhancer of split- and hairy-related protein-2 (SHARP-2) is a basic helix-loop-helix transcription factor. The hepatic expression of SHARP-2 mRNA was investigated under various conditions. The level was decreased in the regenerating rat liver and malignant hepatoma cells. In contrast, the expression of SHARP-2...

journal_title：Archives of biochemistry and biophysics

authors： Hirano S,Yamada K,Kawata H,Shou Z,Mizutani T,Shigematsu Y,Mayumi M,Miyamoto K

更新日期：2004-02-01 00:00:00

abstract：:The cytochromes P450 are capable of oxidizing a variety of xenobiotics. Binding of a small molecule heteroactivator to a P450 can alter the coupling of substrate oxidation during P450 catalysis, but the degree to which coupling or shunting via one of the three catalytic cycle branch points is linked to the heteroactiv...

journal_title：Archives of biochemistry and biophysics

authors： Locuson CW,Gannett PM,Tracy TS

更新日期：2006-05-15 00:00:00

abstract：:By anion-exchange chromatography, the nitrogen fixing photosynthetic stem nodules and nonphotosynthetic root nodules of Sesbania rostrata are shown to contain the same seven major components of leghemoglobin (Lb), numbered LbI-LbVII in order of elution, although in different proportions. No novel component was found i...

journal_title：Archives of biochemistry and biophysics

authors： Bogusz D,Kortt AA,Appleby CA

更新日期：1987-04-01 00:00:00

abstract：:A class II Zn(2+)-dependent fructose-1,6-bisphosphate (FBP)- aldolase was purified from an overproducer strain of Escherichia coli and characterized by standard biochemical techniques and 13C NMR spectroscopy. The principal finding of these studies was identification, by 13C NMR spectroscopy, of an enzyme-bound reacti...

journal_title：Archives of biochemistry and biophysics

authors： Szwergold BS,Ugurbil K,Brown TR

更新日期：1995-02-20 00:00:00

abstract：:The catalytic activity of glyceraldehyde 3-phosphate dehydrogenase (GAPDH) decreased (almost linearly) as a function of increasing concentrations of tubulin; the total loss in activity was attained at a ratio of 1.2 to 1.8 tubulin dimer to GAPDH tetramer. Based on the inhibition data, a dissociation constant for the t...

journal_title：Archives of biochemistry and biophysics

authors： Muronetz VI,Wang ZX,Keith TJ,Knull HR,Srivastava DK

更新日期：1994-09-01 00:00:00

abstract：:The keto form of oxaloacetate (OAA), a product of phosphoenolpyruvate carboxylase (PEPC) activity, can undergo various nonenzymatic conversions which make conventional methods of assaying the enzyme difficult, because the products may either act as inhibitors or go undetected. In studies with PEPC isolated from leaves...

journal_title：Archives of biochemistry and biophysics

authors： Walker GH,Ku MS,Edwards GE

更新日期：1986-08-01 00:00:00

abstract：:We recently identified a 58-kDa protein kinase, PS II-PK, closely associated in substoichiometric abundance with a core complex of photosystem II and capable of phosphorylating both the photosystem and its associated light-harvesting proteins. Oxidizing species, produced during aerobic illumination, inhibited the kina...

journal_title：Archives of biochemistry and biophysics

authors： Race HL,Hind G

更新日期：1997-09-15 00:00:00

abstract：:A microsomal preparation from seedlings of Zea mays catalyzed the NAD+-dependent oxidative decarboxylation of several substrates, including 4alpha-carboxy-cholest-7-en-3beta-ol, synthesized according to a new procedure, giving the first in vitro evidence for this enzymatic activity in a higher plant. A GC assay has be...

journal_title：Archives of biochemistry and biophysics

authors： Rondet S,Taton M,Rahier A

更新日期：1999-06-15 00:00:00

abstract：:[(3)H]8-OH-DPAT is a selective ligand for labeling 5-HT(1A) receptor sites. In competition binding experiments, we found that classic biogenic amine transporter inhibitors displaced [(3)H]8-OH-DPAT binding at its high-affinity binding sites in HeLaS3 cells. [(125)I]RTI-55 and [(3)H]paroxetine are known to specifically...

journal_title：Archives of biochemistry and biophysics

authors： Feng JJ,Cheng FC,Lin CH,Wei JW,Yang SD

更新日期：2011-02-01 00:00:00

abstract：:Properties of phosphatidylinositol kinase activities in rabbit erythrocyte membranes were studied by measuring 32P incorporation into di- and triphosphoinositide from Mg-[gamma-32P]ATP. The Km's for 32P incorporation into di- and triphosphoinositide were 110 and 48 microM ATP, respectively. The optimal temperature for...

journal_title：Archives of biochemistry and biophysics

authors： Quist EE,Barker RC

更新日期：1983-04-01 00:00:00

abstract：:The fertilization layer of Xenopus laevis eggs is formed by the cortical granule lectin binding to its ligand. The binding requires Ca2+, is specific for galactose, and functionally establishes a block to polyspermy at fertilization. We have designed a new enzyme-linked lectin assay for the cortical granule lectin (CG...

journal_title：Archives of biochemistry and biophysics

authors： Quill TA,Hedrick JL

更新日期：1996-09-15 00:00:00

abstract：:Pretreatment of rabbits with imidazole resulted in a twofold increase in hepatic microsomal cytochrome P-450 content, with the apparent induction of two or more distinct forms of the cytochrome [K. K. Hajek and R. F. Novak (1982) Biochem. Biophys. Res. Commun. 108, 664-672]. The metabolic properties of imidazole-induc...

journal_title：Archives of biochemistry and biophysics

authors： Kaul KL,Novak RF

更新日期：1984-12-01 00:00:00

abstract：:K(+)-contracted porcine carotid arterial muscles containing phosphorylated 20-kDa myosin light chains (LC) were exposed to carrier-free [32P]orthophosphate in K(+)-stimulating solution during sustained contraction. The covalently bound LC phosphate was completely replaced by [32P]phosphate, indicating that myosin ligh...

journal_title：Archives of biochemistry and biophysics

authors： Bárány M,Rokolya A,Bárány K

更新日期：1991-05-15 00:00:00

abstract：AIMS:to investigate α2-AR subtype distribution and the relationship between receptor amounts and their functionality in normotensive and spontaneously hypertensive rats. METHODS:experiments were performed on left ventricular cardiomyocytes isolated from Wistar rats and SHR (2-2.5 months). Molecular routine tools (RT-P...

journal_title：Archives of biochemistry and biophysics

authors： Kokoz YM,Evdokimovskii EV,Maltsev AV

更新日期：2019-10-15 00:00:00

abstract：:Cytochrome P450 enzymes are involved in a number of steps in ecdysteroid (moulting hormone) homeostasis in insects. We report the cloning and characterization of an ecdysteroid agonist-responsive cytochrome P450, CYP18A1, from the cotton leafworm, Spodoptera littoralis. Northern blot analysis showed that the mRNA tran...

journal_title：Archives of biochemistry and biophysics

authors： Davies L,Williams DR,Turner PC,Rees HH

更新日期：2006-09-01 00:00:00

abstract：:The sarcoplasmic reticulum of rabbit skeletal muscle contains a small "proteolipid," i.e., a protein which is soluble in acidic CHCl3/CH3OH. We propose the name sarcolipin for this small protein, to signify its lipid-like solubility and association with the sarcoplasmic reticulum. We have determined the following amin...

journal_title：Archives of biochemistry and biophysics

authors： Wawrzynow A,Theibert JL,Murphy C,Jona I,Martonosi A,Collins JH

更新日期：1992-11-01 00:00:00

abstract：:The electron transfer reactions from FeII(CN)6(4-) and W(IV)(CN)8(4-) to the cupric ions in human copper, zinc superoxide dismutase were followed by the micro-stopped-flow method. The kinetic rate data clearly indicate that FeII(CN)6(4-) or W(IV)(CN)8(4-) first forms an adduct with the enzyme through the interaction w...

journal_title：Archives of biochemistry and biophysics

authors： Hirose J,Minakami M,Settu K,Tsukahara K,Ueda J,Ozawa T

更新日期：2000-11-15 00:00:00

abstract：:The superoxide dismutase from Mycobacterium tuberculosis is the only Cu-containing superoxide dismutase that lacks zinc in the active site. To explore the structural properties of this unusual enzyme, we have investigated its stability by differential scanning calorimetry. We have found that the holo-enzyme is signifi...

journal_title：Archives of biochemistry and biophysics

authors： D'Orazio M,Cervoni L,Giartosio A,Rotilio G,Battistoni A

更新日期：2009-06-15 00:00:00

abstract：:Ovarian cancer is among the most prevalent and lethal types of cancers in women. Several factors such as late diagnosis, unavailability of the reliable biomarkers, frequent relapses and dearth of efficient therapeutic targets form bottleneck in the treatment of ovarian cancers. In this study we investigated the potent...

journal_title：Archives of biochemistry and biophysics

authors： Zhao R,Liu Q,Lou C

更新日期：2018-08-01 00:00:00

abstract：:Modification/chlorination of high-density lipoprotein (HDL) by hypochlorous acid (HOCl), formed by the myeloperoxidase-H₂O₂-chloride system of activated phagocytes, converts an anti-atherogenic lipoprotein into a pro-inflammatory lipoprotein particle. Chlorinated HDL is present in human lesion material, binds to and i...

journal_title：Archives of biochemistry and biophysics

authors： Rossmann C,Rauh A,Hammer A,Windischhofer W,Zirkl S,Sattler W,Malle E

更新日期：2011-05-01 00:00:00

abstract：:The stoichiometry of complex formation between two lysosomal proteinases from rabbit liver, cathepsin M and fructose 1,6-bisphosphatase converting enzyme (CE), and their respective endogenous inhibitors was studied by the equilibrium gel penetration method. In each case the molecular weight of the complex was found to...

journal_title：Archives of biochemistry and biophysics

authors： Pontremoli S,Melloni E,Salamino F,Sparatore B,Michetti M,Horecker BL

更新日期：1984-02-01 00:00:00

abstract：:Dimethylglycine dehydrogenase (EC 1.5.99.2) and sarcosine dehydrogenase (EC 1.5.99.1) are flavoproteins which catalyze the oxidative demethylation of dimethylglycine to sarcosine and sarcosine to glycine, respectively. During these reactions tightly bound tetrahydropteroylpentaglutamate (H4PteGlu5) is converted to 5,1...

journal_title：Archives of biochemistry and biophysics

authors： Porter DH,Cook RJ,Wagner C

更新日期：1985-12-01 00:00:00