Erbin-regulated sensitivity of MCF-7 breast cancer cells to TRAIL via ErbB2/AKT/NF-kappaB pathway.

abstract：:Tyr225 in the active site of Escherichia coli aspartate aminotransferase (AspAT) was replaced by phenylalanine or arginine by site-directed mutagenesis. X-ray crystallographic analysis of Y225F AspAT showed that the benzene ring of Phe225 was situated at the same position as the phenol ring of Tyr225 in wild-type AspA...

journal_title：Journal of biochemistry

authors： Inoue K,Kuramitsu S,Okamoto A,Hirotsu K,Higuchi T,Morino Y,Kagamiyama H

更新日期：1991-04-01 00:00:00

abstract：:beta-Glycosidase from the extreme thermophilic archaeon Sulfolobus solfataricus is a tetrameric protein with a molecular mass of 240 kDa, stable in the presence of detergents, and with a maximal activity at temperatures above 95 degrees C. Understanding the structure-activity relationships of the enzyme under differen...

journal_title：Journal of biochemistry

authors： D'Auria S,Nucci R,Rossi M,Bertoli E,Tanfani F,Gryczynski I,Malak H,Lakowicz JR

更新日期：1999-09-01 00:00:00

abstract：:20S proteasomes from higher eukaryotes have immunological functions rather than those from archibacteria or yeast. To clarify the mechanism of the sorting and production of antigen-presenting peptides, it is important and worthwhile to determine the structure of mammalian proteasomes using a third generation synchrotr...

journal_title：Journal of biochemistry

authors： Tomisugi Y,Unno M,Mizushima T,Morimoto Y,Tanahashi N,Tanaka K,Tsukihara T,Yasuoka N

更新日期：2000-06-01 00:00:00

abstract：:A DNA polymerase beta (pol. beta) inhibitor has been isolated independently from two organisms; a red perilla, Perilla frutescens, and a mugwort, Artemisia vulgaris. These molecules were determined by spectroscopic analyses to be the cyanogenic glucoside, D-mandelonitrile-beta-D-glucoside, prunasin. The compound inhib...

journal_title：Journal of biochemistry

authors： Mizushina Y,Takahashi N,Ogawa A,Tsurugaya K,Koshino H,Takemura M,Yoshida S,Matsukage A,Sugawara F,Sakaguchi K

更新日期：1999-08-01 00:00:00

abstract：:ZFP36L1 is an RNA-binding protein responsible for mRNA decay in the cytoplasm. ZFP36L1 has also been suggested as a nuclear-cytoplasmic shuttling protein because it contains a potential nuclear localization signal and a nuclear export signal. However, it remains unclear how the nuclear localization of ZFP36L1 is contr...

journal_title：Journal of biochemistry

authors： Matsuura Y,Noguchi A,Sakai S,Yokota N,Kawahara H

更新日期：2020-11-01 00:00:00

abstract：:The complete peptide map of purified recombinant human interleukin 5 (rhIL-5) was determined to verify its primary structure, glycosylation sites, and disulfide bonding structure. Each peptide fragment generated by Achromobacter protease I (API) digestion was purified and characterized by amino acid analysis and amino...

journal_title：Journal of biochemistry

authors： Minamitake Y,Kodama S,Katayama T,Adachi H,Tanaka S,Tsujimoto M

更新日期：1990-02-01 00:00:00

abstract：:The enzymatic properties of novel cysteine proteases D3-alpha and beta which were purified from germinating soybean cotyledons were investigated. The enzyme activities were exhibited in the presence of a thiol reagent, such as 2-mercaptoethanol, and apparently inhibited by E-64, a cysteine protease inhibitor. Hydrolyt...

journal_title：Journal of biochemistry

authors： Asano M,Suzuki S,Kawai M,Miwa T,Shibai H

更新日期：1999-08-01 00:00:00

abstract：:We studied the mechanism of formation of oxygen radicals during ferrous ion-induced decomposition of linoleic acid hydroperoxide using the spin trapping and chemiluminescence methods. The formation of the superoxide anion (O2*-) was verified in the present study. The hydroxyl radical is also generated through Fenton t...

journal_title：Journal of biochemistry

authors： Kambayashi Y,Tero-Kubota S,Yamamoto Y,Kato M,Nakano M,Yagi K,Ogino K

更新日期：2003-12-01 00:00:00

abstract：:Dupuytren's disease is a palmar fibromatosis associated with changes in fibroblast activity that also affect the metabolism of extracellular matrix components. In contrast to disease connected alterations in collagen and non-collagenous glycoproteins (mainly fibronectin), the metabolism of proteoglycans, being glycosa...

journal_title：Journal of biochemistry

authors： Koźma EM,Olczyk K,Wisowski G,Głowacki A,Bobiński R

更新日期：2005-04-01 00:00:00

abstract：:The activity of cathepsin E (M(r) approximately 80K), a dimeric aspartic proteinase with two active sites per molecule, toward a protein substrate (reduced and carboxymethylated ribonuclease A) was shown to be completely inhibited by alpha 2-macroglobulin (alpha 2M) at pH 5.5. On the other hand, the activity toward a ...

journal_title：Journal of biochemistry

authors： Athauda SB,Arakawa H,Nishigai M,Takahashi T,Ikai A,Takahashi K

更新日期：1993-05-01 00:00:00

abstract：:The gene encoding NADH dehydrogenase from an alkalophile, Bacillus sp., was cloned and sequenced. The cloned DNA fragment contained an open reading frame of 1,557 nucleotides which encodes a polypeptide composed of 519 amino acid residues (Mr 55,830). The predicted amino acid sequence was consistent with the partial a...

journal_title：Journal of biochemistry

authors： Xu XM,Koyama N,Cui M,Yamagishi A,Nosoh Y,Oshima T

更新日期：1991-05-01 00:00:00

abstract：:The structure of a ferricytochrome c' extracted from Rhodospirillum rubrum has been determined at 6 A resolution by the X-ray crystallographic method. The crystals, obtained by dialyzing the protein solution against polyethylene glycol 4000, belong to the hexagonal space group P6(1). Two heavy atom derivatives were ob...

journal_title：Journal of biochemistry

authors： Yasui M,Harada S,Kai Y,Kasai N

更新日期：1985-07-01 00:00:00

abstract：:A simple, sensitive and reliable method for the detection of cystine-containing peptides has been developed. A peptide bridged with a disulfide bond was reduced and cleaved with tributylphosphine, and then coupled with a thiol specific reagent, ammonium 7-fluorobenzo-2-oxa-1,3-diazole-4-sulfonate, under alkaline condi...

journal_title：Journal of biochemistry

authors： Sueyoshi T,Miyata T,Iwanaga S,Toyo'oka T,Imai K

更新日期：1985-06-01 00:00:00

abstract：:To study the structure/function relationship and enzymatic properties of human aldolase C, we have constructed an Escherichia coli expression plasmid, pHAC11, for the isozyme. E. coli cells carrying this plasmid produced enzymatically active human aldolase C. The kcat and Km values for fructose-1,6-bisphosphate (Fru-1...

journal_title：Journal of biochemistry

authors： Kusakabe T,Motoki K,Hori K

更新日期：1994-06-01 00:00:00

abstract：:NADH oxidase, which catalyzes the oxidation of NADH, with the consumption of a stoichiometric amount of oxygen, to NAD+ and hydrogen peroxide was purified from Bacillus megaterium by 5'-AMP Sepharose affinity chromatography to homogeneity. The enzyme is a dimeric protein containing 1 mol of FAD per mol of subunit, Mr ...

journal_title：Journal of biochemistry

authors： Saeki Y,Nozaki M,Matsumoto K

更新日期：1985-12-01 00:00:00

abstract：:Serum-free culture medium collected from primary monolayer cultures of human articular chondrocytes was found to inhibit human urokinase [EC 3.4.21.31] activity. Although chondrocyte culture medium contained a small amount of endothelial-type plasminogen activator inhibitor which could be demonstrated by reverse fibri...

journal_title：Journal of biochemistry

authors： Yamada H,Stephens RW,Nakagawa T,McNicol D

更新日期：1988-12-01 00:00:00

abstract：:Previously, we reported that proteasomes (large multi-protease complexes) are present in a latent state in a variety of eukaryotic cells, and can be activated by treatment with various compounds such as sodium dodecyl sulfate (SDS) or poly-lysine (Tanaka et al. (1988) J. Biol. Chem. 263, 16209-16217). In the present s...

journal_title：Journal of biochemistry

authors： Tanaka K,Yoshimura T,Ichihara A

更新日期：1989-09-01 00:00:00

abstract：:The phospholipid mediator, platelet activating factor (PAF: 1-O-alkyl-2-O-acetyl-sn-glycero-3-phosphocholine), was recently reported to activate macrophage-monocyte cells as well as neutrophils or platelets. PAF was incorporated into dipalmitoylphosphatidylcholine-cholesterol liposomes, and their effect on guinea pig ...

journal_title：Journal of biochemistry

authors： Hayashi H,Kudo I,Inoue K,Nomura H,Nojima S

更新日期：1985-04-01 00:00:00

abstract：:Anti-angiotensin I IgG in serum was measured by immune complex transfer enzyme immunoassays using angiotensin I conjugates prepared by two different methods. In the first method, angiotensin I was conjugated to dinitrophenyl bovine serum albumin and beta-D-galactosidase through covalent links. Anti-angiotensin I IgG i...

journal_title：Journal of biochemistry

authors： Kohno T,Yamaguchi K,Ishikawa E

更新日期：1990-11-01 00:00:00

abstract：:Two transferrin (Tf) glycan-isoforms were previously found in cerebrospinal fluid (CSF); one appears to be derived from serum (Tf-2) and the other from choroid plexus, a CSF-producing tissue (Tf-1). To analyse metabolic differences associated with the two isoforms, their ratio (Tf-2/Tf-1) was defined as the Tf index. ...

journal_title：Journal of biochemistry

authors： Yoshihara A,Fukatsu M,Hoshi K,Ito H,Nollet K,Yamaguchi Y,Ishii R,Tokuda T,Miyajima M,Arai H,Kato T,Furukawa K,Arai H,Kikuchi A,Takeda A,Ugawa Y,Hashimoto Y

更新日期：2016-08-01 00:00:00

abstract：:Interactions between phospholipid membranes and the acyl chain and specific amino acid residues of myristoylated proteins are necessary for membrane association. In the present study we tested the effects of mutations of calcineurin B subunit amino acid residues K(20)K(21), K(24)R(25), K(27)K(28) to Glu on the interac...

journal_title：Journal of biochemistry

authors： Martin BA,Oxhorn BC,Rossow CR,Perrino BA

更新日期：2001-05-01 00:00:00

abstract：:It is not known whether the activity of the Escherichia coli protein export system changes during the division cycle. To address and answer this question, we took two approaches. First, we pulse-labeled a random culture and size-fractionated the labeled cells in the presence of inhibitors of secretion. Second, we puls...

journal_title：Journal of biochemistry

authors： Taura T,Ito K

更新日期：1991-06-01 00:00:00

abstract：:Ornithine transcarbamylase [EC 2.1.3.3] has been purified from chick kidney to homogeneity. The molecular weight is 110,000 as determined by gel filtration. Sodium dodecylsulfate polyacrylamide gel electrophoresis of the enzyme showed that the enzyme exists as a trimer of identical subunits of 36,000 daltons like othe...

journal_title：Journal of biochemistry

authors： Tsuji S

更新日期：1983-10-01 00:00:00

abstract：:The conformation and stabilities of the CL fragment isolated from a type lambda Bence Jones protein and the fragment in which the intrachain disulfide bond had been reduced were studied by measuring CD, fluorescence, and ultraviolet absorption. The results indicated that no great conformational change occurs on reduct...

journal_title：Journal of biochemistry

authors： Goto Y,Hamaguchi K

更新日期：1979-11-01 00:00:00

abstract：:A beta-galactosidase was extracted from the internal organs of a sea squirt, Styela plicata, and purified 959-fold, with an 18% yield, by successive gel chromatography, anion-exchange chromatography, chromatofocusing, and affinity chromatography on a Con A-Sepharose column. The purified enzyme was fairly homogeneous, ...

journal_title：Journal of biochemistry

authors： Shigeta S,Ono K,Oka S

更新日期：1991-07-01 00:00:00

abstract：:We previously identified a human cDNA encoding a novel receptor tyrosine kinase, termed Sky, which is predominantly expressed in the brain and has a unique extracellular domain consisting of two immunoglobulin (Ig)-like and two fibronectin type III (FN III) motifs. In attempts to define the functional role of the Sky ...

journal_title：Journal of biochemistry

authors： Ohashi K,Honda S,Ichinomiya N,Nakamura T,Mizuno K

更新日期：1995-06-01 00:00:00

abstract：:Three-dimensional images of the actin-tropomyosin-myosin subfragment-1 (S1) complex were reconstituted from both minimal- and high-dose electron micrographs by using a conventional reconstruction technique. Higher resolution (1/15 A-1) than those of the previous reconstructions was attained. A multi-domain structure s...

journal_title：Journal of biochemistry

authors： Toyoshima C,Wakabayashi T

更新日期：1985-01-01 00:00:00

abstract：:The conditions for the preparation of the ferricytochrome a-ferrocytochrome a3-carbon monoxide complex (a3+, a3(2)+CO) of cytochrome oxidase [EC 1.9.3.1] by the ferricyanide-reoxidation method and some properties of the prepared complex were studied. The addition of a small volume of concentrated ferricyanide solution...

journal_title：Journal of biochemistry

authors： Horie S,Watanabe T,Ave K

更新日期：1983-04-01 00:00:00

abstract：:We describe cross-linking conditions for myosin subfragment-1 and actin with 1-ethyl-3-[3-(dimethylamino)propyl]carbodiimide, with which the compositions of cross-linked species can be altered. The specific Mg-ATPase activity of cross-linked subfragment-1 in these preparations was almost the same in spite of the diffe...

journal_title：Journal of biochemistry

authors： Yamamoto K

更新日期：1993-12-01 00:00:00

abstract：:Puromycin-mediated in vitro release of nascent peptides from rat liver ribosomes was significantly stimulated by the presence of low concentrations of a detergent, and the stimulation was much more marked with bound ribosomes than with free ribosomes. The release of nascent peptides from ribosomes could be carried out...

journal_title：Journal of biochemistry

authors： Oda T,Nabi N,Omura T

更新日期：1981-03-01 00:00:00