A cytochrome o-type oxidase of the thermophilic bacterium PS3 grown under air-limited conditions.

abstract：:Mitochondrial porin is a major integral membrane protein of the outer membrane. To assess the stop-transfer sequence in the yeast porin molecule (P), we constructed the following chimeric proteins. (i) The signal sequence of interleukin 2, a secretory protein, was fused to the amino-terminus of porin (SP). (ii) The ma...

journal_title：Journal of biochemistry

authors： Sakaguchi M,Hachiya N,Mihara K,Omura T

更新日期：1992-08-01 00:00:00

abstract：:Highly purified recombinant human tumor necrosis factor (TNF) (molecular mass determined as 17 kilodaltons (kDa) by sodium dodecyl sulfate-polyacrylamide gel electrophoresis and as 36 kDa by Sephadex G-100 gel chromatography) was labeled with 125I to a specific activity of 5 microCi/micrograms without appreciable loss...

journal_title：Journal of biochemistry

authors： Yoshie O,Tada K,Ishida N

更新日期：1986-09-01 00:00:00

abstract：:The asparagine-linked sugar chains of human follicle-stimulating hormone (hFSH) were liberated as radioactive oligosaccharides from the polypeptide moiety by hydrazinolysis followed by N-acetylation and NaB3H4 reduction. Ninety-five percent of the oligosaccharides were acidic and all were converted to a mixture of neu...

journal_title：Journal of biochemistry

authors： Renwick AG,Mizuochi T,Kochibe N,Kobata A

更新日期：1987-05-01 00:00:00

abstract：:The transcription and replication of influenza RNA can be studied in vitro by the reconstitution of functional ribonucleoprotein (RNP) complex from viral core proteins including the RNA polymerase (complex of three P protein subunits) and nucleoprotein (NP), and model templates. Here, two different core protein prepar...

journal_title：Journal of biochemistry

authors： Seong BL,Kobayashi M,Nagata K,Brownlee GG,Ishihama A

更新日期：1992-04-01 00:00:00

abstract：:The crystal structures of the GTP- and GDP-bound alpha subunits of heterotrimeric GTP-binding proteins were recently determined, and a conserved Thr residue in the G2 (linker 2) region of the alpha subunits, which corresponds to Thr182 in Gi2 alpha, was deduced to interact with the gamma-phosphate of GTP and Mg2+. To ...

journal_title：Journal of biochemistry

authors： Nishina H,Nimota K,Kukimoto I,Maehama T,Takahashi K,Hoshino S,Kanaho Y,Katada T

更新日期：1995-11-01 00:00:00

abstract：:The voltage-dependent L-type Ca2+ channel in the heart is regulated by cAMP-dependent protein kinase (PKA) and possibly by protein kinase C (PKC). We have investigated the channel modulation through phosphorylation by these protein kinases, using liposomes into which Ca2+ channels from bovine heart were reconstituted....

journal_title：Journal of biochemistry

authors： Kameyama A,Shearman MS,Sekiguchi K,Kameyama M

更新日期：1996-07-01 00:00:00

abstract：:Microvesicles (MVs) serve as vectors of nucleic-acid dissemination and are important mediators of intercellular communication. However, the functionality of packaged nucleic acids on recipient cells following transfer of MV cargo has not been clearly elucidated. This limitation is attributed to a lack of methodology a...

journal_title：Journal of biochemistry

authors： Lu JF,Pokharel D,Padula MP,Bebawy M

更新日期：2016-11-01 00:00:00

abstract：:The direct ion-dipolar interactions between potassium ion (K(+)) and the two hydroxyl groups of the substrate are the most striking feature of the crystal structure of coenzyme B(12)-dependent diol dehydratase. We carried out density-functional-theory computations to determine whether K(+) can assist the 1,2-shift of ...

journal_title：Journal of biochemistry

authors： Toraya T,Yoshizawa K,Eda M,Yamabe T

更新日期：1999-10-01 00:00:00

abstract：:In the rat liver, two mRNAs for serine:pyruvate (or alanine:glyoxylate) aminotransferase are generated from a single gene by alternative transcription initiation. The longer mRNA encodes a precursor of a mitochondrial enzyme that has a mitochondrial targeting signal at the N-terminus and is translocated into mitochond...

journal_title：Journal of biochemistry

authors： Oda T,Uchida C,Miura S

更新日期：2000-04-01 00:00:00

abstract：:The mechanism of binding between thermolysin with its specific inhibitor, talopeptin (MKI), was studied kinetically with the stopped-flow method by monitoring the enhancement of tryptophan fluorescence caused by the complex formation. Only one relaxation obeying first-order kinetics was observed. The dependence of the...

journal_title：Journal of biochemistry

authors： Kitagishi K,Hiromi K

更新日期：1983-01-01 00:00:00

abstract：:Pure bovine rhodopsin pellets were prepared by removal of cholic acid from rhodopsin-cholic acid complex, and X-ray diffraction patterns from the internal structure of rhodopsin were obtained for the first time using wet and dry pellet samples. The peaks at around 10 and 4.3 A spacings observed for both samples can be...

journal_title：Journal of biochemistry

authors： Kawaguchi T,Hamanaka T,Kito Y

更新日期：1996-03-01 00:00:00

abstract：:Hyperthermophilic bacteria Thermotoga maritima and Thermotoga hypogea produce ethanol as a metabolic end product, which is resulted from acetaldehyde reduction catalysed by an alcohol dehydrogenase (ADH). However, the enzyme that is involved in the production of acetaldehyde from pyruvate is not well characterized. An...

journal_title：Journal of biochemistry

authors： Eram MS,Wong A,Oduaran E,Ma K

更新日期：2015-12-01 00:00:00

abstract：:This study presents the structural, kinetic and thermodynamic characterizations of previously unknown submicellar concentrations of SDS-induced molten globule (MGSDS) state of a highly negatively charged base-denatured ferricytochrome c (UB-state) at pH ∼12.8 (±0.2). The far-UV CD, near-UV CD, ANS-fluorescence data of...

journal_title：Journal of biochemistry

authors： Jain R,Sharma D,Kumar R,Kumar R

更新日期：2019-02-01 00:00:00

abstract：:The mobility of spin labels covalently bound to the Ca2+-transport ATPase (ATP phosphohydrolase [EC 3.y.1.3]) was studied by electron spin-resonance spectroscopy in purified ATPase and reconstituted vesicles. The purified ATPase of sarcoplasmic reticulum of rabbit skeletal muscle was covalently labeled with maleimide ...

journal_title：Journal of biochemistry

authors： Nakamura H,Martonosi AN

更新日期：1981-01-01 00:00:00

abstract：:Daunomycin, an anti-neoplastic agent, is known to be sequestered by acidic organelles in normal and multidrug-resistant cells [Willingham, M.C., Cornwell, M.M., Cardarelli, C.O., Gottesman, M.M., & Pastan, I. (1986) Cancer Res. 46, 5941-5946]. We studied the mechanism of accumulation of daunomycin into acidic organell...

journal_title：Journal of biochemistry

authors： Moriyama Y,Manabe T,Yoshimori T,Tashiro Y,Futai M

更新日期：1994-02-01 00:00:00

abstract：:Actin-activated ATPase activity of myosin from Physarum polycephalum decreases when it binds Ca2+ and increases when it loses Ca2+. This Ca-inhibition is observed with phosphorylated myosin [Kohama, K. (1990) Trend, Pharmacol. Sci. 11, 433-435]. The activity of dephosphorylated myosin remained at a low level both in t...

journal_title：Journal of biochemistry

authors： Kohama K,Kohno T,Okagaki T,Shimmen T

更新日期：1991-10-01 00:00:00

abstract：:Nestin is an intermediate filament protein mainly expressed in muscle and neural progenitors. Recently, we reported that nestin is expressed in rat vascular smooth muscle cells (VSMCs), disappears after serum-deprivation and then is re-expressed again following EGF stimulation. As the function of nestin in VSMCs remai...

journal_title：Journal of biochemistry

authors： Huang YL,Wu CM,Shi GY,Wu GC,Lee H,Jiang MJ,Wu HL,Yang HY

更新日期：2009-09-01 00:00:00

abstract：:We expressed human myotonic dystrophy protein kinase (DMPK) in the fission yeast Schizosaccharomyces pombe, in which the overexpression of human DMPK affects cell growth and cell shape. The human DMPK protein has a leucine-rich domain at the N-terminus, a serine/threonine kinase domain in the middle, and a hydrophobic...

journal_title：Journal of biochemistry

authors： Sasagawa N,Kino Y,Takeshita Y,Oma Y,Ishiura S

更新日期：2003-10-01 00:00:00

abstract：:The state of association of bovine Band 3, which is a major intrinsic protein of erythrocyte membranes, was examined in nonaethyleneglycol dodecyl ether (C12E9) solution by ultracentrifugation, gel filtration, gel electrophoresis and cross-linking studies. The molecular weight of bovine Band 3 was 107,000 +/- 5% as de...

journal_title：Journal of biochemistry

authors： Nakashima H,Makino S

更新日期：1980-10-01 00:00:00

abstract：:Recently, we revealed that the cloverleaf structure of some eukaryotic tRNAs is not always stable in vitro, and the denatured structures of these tRNAs are sometimes detected in bacterial RNase P reactions. We have designated the unusual internal cleavage reaction of these tRNAs as hyperprocessing. We have developed t...

journal_title：Journal of biochemistry

authors： Tanaka T,Kondo Y,Hori Y,Kikuchi Y

更新日期：2002-06-01 00:00:00

abstract：:The peptide bond syntheses catalyzed by subtilisin BPN', papain [EC 3.4.22.2], and pepsin [EC 3.4.23.1] were studied comparatively at the optimum pH of the enzymes with the coupling system Cbz-(AA)n-OH + Leu-X leads to Cbz-(AA)n-Leu-X, in which AA = various amino acid residues, n = 1-3 and X = -NH2, -OEt, -OBut, -ODPM...

journal_title：Journal of biochemistry

authors： Morihara K,Oka T

更新日期：1981-02-01 00:00:00

abstract：:A GTP-binding protein with an Mr of 24,000 was purified from a cholate extract of bovine brain membranes in addition to the previously reported alpha beta gamma-trimeric GTP-binding proteins (G proteins). Partial amino acid sequence analysis of the purified 24-kDa protein revealed that it was not identical to any of t...

journal_title：Journal of biochemistry

authors： Ohoka Y,Imai S,Kozasa T,Maehama T,Takahashi K,Kaziro Y,Ui M,Katada T

更新日期：1991-03-01 00:00:00

abstract：:Autotaxin (ATX) is an ecto-enzyme responsible for lysophosphatidic acid (LPA) production in blood. ATX is present in various biological fluids such as cerebrospinal and seminal fluids and accounts for bulk LPA production in these fluids. ATX is a member of the nucleotide pyrophosphatase/phosphodiesterase (NPP) family ...

journal_title：Journal of biochemistry

authors： Nakanaga K,Hama K,Aoki J

更新日期：2010-07-01 00:00:00

abstract：:Homogeneous indanol dehydrogenase from monkey liver catalyzed the reversible conversion of 3 alpha- or 20 alpha-hydroxy groups of several bile acids and 5 beta-pregnanes to the corresponding 3- or 20-ketosteroids. The kcat values for the steroids determined at pH 7.4 were low, but the kcat/Km values for the 3-ketoster...

journal_title：Journal of biochemistry

authors： Hara A,Nakagawa M,Taniguchi H,Sawada H

更新日期：1989-11-01 00:00:00

abstract：:Agglutinin in the perivitelline fluid (PVF) of Tachypleus gigas, horseshoe crab, embryo was isolated and purified by a combination of affinity column chromatography on Sepharose 4B coupled with bovine submaxillary gland mucin and gel-filtration of Fractogel TSK (Toyopearl) HW-60 in Tris-NaCl-CaCl2 (0.05 M Tris-HCl, pH...

journal_title：Journal of biochemistry

authors： Shishikura F,Sekiguchi K

更新日期：1984-09-01 00:00:00

abstract：:Site-specific recognition and DNA-binding activity of p53 are crucial for its tumour suppressor function. Previous reports have shown that metal ions can affect the specific recognition and DNA-binding activity of p53DBD. Here we firstly report that magnesium ion can bind to the protein and influence its DNA-binding a...

journal_title：Journal of biochemistry

authors： Xue Y,Wang S,Feng X

更新日期：2009-07-01 00:00:00

abstract：:The gene of an extreme thermophile, Thermus thermophilus HB8, which codes for a leucine biosynthetic enzyme, 3-isopropylmalate (3-IPM) dehydrogenase [EC 1.1.1.85], was cloned in Escherichia coli using pBR322 as a vector. E. coli cells carrying this recombinant plasmid, pHB2, produced the thermophilic enzyme 7-fold mor...

journal_title：Journal of biochemistry

authors： Tanaka T,Kawano N,Oshima T

更新日期：1981-02-01 00:00:00

abstract：:We demonstrate here that ribosomes from not only Escherichia coli and Thermus thermophilus [Nitta et al. (1994) J. Biochem. 115, 803-807; ibid., (1995) 118, 841-849] but also yeast and bovine mitochondria catalyze peptide synthesis promoted by a high concentration of pyridine in the absence of soluble protein factors ...

journal_title：Journal of biochemistry

authors： Nojima T,Nitta I,Ueda T,Watanabe K

更新日期：1996-06-01 00:00:00

abstract：:The cDNA of a novel protein, which contains the association domain of alpha isoform of calmodulin-dependent protein kinase II (CaM-kinase II alpha), was cloned from rat skeletal muscle. This protein, called alpha KAP, consisted of 200 amino acid residues with a molecular weight of 22,583. alpha KAP has a highly hydrop...

journal_title：Journal of biochemistry

authors： Sugai R,Takeuchi M,Okuno S,Fujisawa H

更新日期：1996-10-01 00:00:00

abstract：:The effects of 2'-substitutions of ATP on the substrate and inhibitor properties for RNA synthesis were studied in the poly(dAT)-dependent reaction of Escherichia coli RNA polymerase. In the presence of UTP, 2'-deoxy-2'-azidoadenosine 5'-triphosphate (AZTP) was incorporated into an acid-insoluble fraction at one-tenth...

journal_title：Journal of biochemistry

authors： Ishihama A,Enami M,Nishijima Y,Fukui T,Ohtsuka E,Ikehara M

更新日期：1980-03-01 00:00:00