Recognition of allylic substrates in Sulfolobus acidocaldarius geranylgeranyl diphosphate synthase: analysis using mutated enzymes and artificial allylic substrates.

abstract：:F-Actin was digested with alpha-chymotrypsin in 6 M urea, and two peptide fragments from subdomain 4 of actin molecule [Kabsch, W., Mannherz, H.G., Suck, D., Pai, E.F., & Holmes K.C. (1990) Nature 347, 37-44] were purified by reverse-phase HPLC and Sephadex G-50 gel filtration. The peptide fragments were identified as...

journal_title：Journal of biochemistry

authors： Hori K,Morita F

更新日期：1992-09-01 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：:To clarify the relationship among ryanodine receptor isoforms from skeletal muscles of various vertebrates (alpha- and beta-isoforms with smaller and larger mobilities on SDS-polyacrylamide gel electrophoresis, respectively), we examined the cross-reactivities of those receptors from 13 animal species by Western blot ...

journal_title：Journal of biochemistry

authors： Murayama T,Ogawa Y

更新日期：1994-11-01 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：:The TATA box-binding factor TFIID mediates transcriptional regulation through interactions with various regulatory factors and putative participation in reconfiguration of nucleosomes, utilizing its components, which include TATA box-binding protein (TBP) and TBP-associated factors (TAFs). Our and other previous studi...

journal_title：Journal of biochemistry

authors： Bando M,Ijuin S,Hasegawa S,Horikoshi M

更新日期：1997-03-01 00:00:00

abstract：:Incubation of quiescent cultures of Swiss 3T3 cells with epidermal growth factor (EGF) caused an increase in c-myc mRNA. Under these conditions, EGF did not induce phosphoinositide turnover, formation of diacylglycerol, formation of inositol tris-, bis-, and monophosphates, protein kinase C activation, or Ca2+ mobiliz...

journal_title：Journal of biochemistry

authors： Tsuda T,Hamamori Y,Fukumoto Y,Kaibuchi K,Takai Y

更新日期：1986-12-01 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：:We have studied the protein composition of the pectoralis superficialis muscle of genetically dystrophic (New Hampshire line 413) and normal control (line 412) chickens by one- and two-dimensional gel electrophoresis. A protein, referred to hereafter as the 30 kDa abnormal protein, was specifically detected in the aff...

journal_title：Journal of biochemistry

authors： Kobayashi R,Toyoshima I,Masamune O,Tashima Y

更新日期：1990-01-01 00:00:00

abstract：:Histidinol dehydrogenase (HDH), a Zn-metalloenzyme, produces His from histidinol through two successive oxidation reactions with NAD+ as a coenzyme. A mutation, His261-->Asn, caused the complete loss of the Zn, thereby inactivating the enzyme, without significant structural perturbation. The ability to oxidize an inte...

journal_title：Journal of biochemistry

authors： Nagai A,Ohta D

更新日期：1994-01-01 00:00:00

abstract：:In the rat, DNA carrying a cluster of the genes for tRNAAsp, tRNAGly, and tRNAGlu, aligned in that order, is repeated about 10 times. Seven DNA clones corresponding to the independent repeating units were isolated from a rat gene library. Nucleotide sequence analysis of these clones revealed the presence of a fourth t...

journal_title：Journal of biochemistry

authors： Shibuya K,Noguchi S,Yamaki M,Nishimura S,Sekiya T

更新日期：1985-06-01 00:00:00

abstract：:A high mobility group (HMG) nonhistone protein fraction HMG(1 + 2), composed of HMG1 and HMG2, was prepared from pig thymus chromatin. In order to examine a possibility that the HMG(1 + 2) participates in the unwinding of the DNA double-helix, DNA hydrolysis assay systems with the endonucleases specific for single-str...

journal_title：Journal of biochemistry

authors： Yoshida M,Shimura K

更新日期：1984-01-01 00:00:00

abstract：:We have so far suggested that the functions of Src family protein-tyrosine kinases are under the control of their regulator kinase, Csk. To evaluate the role of Csk-mediated regulation in neural tissues, we examined the correlation between the activities of Src family kinases and the expression level of Csk during dev...

journal_title：Journal of biochemistry

authors： Inomata M,Takayama Y,Kiyama H,Nada S,Okada M,Nakagawa H

更新日期：1994-08-01 00:00:00

abstract：:A cytochrome o-type oxidase from the thermophilic bacterium PS3 grown under air-limited conditions was purified by ion-exchange chromatography in the presence of a non-ionic detergent. The enzyme was composed of three subunits (60, 30, and 16 kDa) and seemed to contain two molecules of heme b as prosthetic groups. It ...

journal_title：Journal of biochemistry

authors： Sone N,Kutoh E,Sato K

更新日期：1990-04-01 00:00:00

abstract：:Aggrecan, a large aggregating proteoglycan, is one of the major structural components of cartilage. Its core protein contains three glubular domains and two glycosaminoglycan-attachment domains. These domains play various roles to maintain cartilage structure and function. An N-terminal globular domain binds hyalurona...

journal_title：Journal of biochemistry

authors： Watanabe H,Yamada Y,Kimata K

更新日期：1998-10-01 00:00:00

abstract：:A major lipid class in the Harderian glands of the Mongolian gerbil was investigated. The IR and 1H-NMR spectra suggested that it was a wax-like compound. Fatty acids present were capric, lauric, myristic, palmitic, stearic, arachidic, and behenic acids in ratios of 3.0%, 16.3%, 16.5%, 29.5%, 5.1%, 16.4%, and 9.8%, re...

journal_title：Journal of biochemistry

authors： Otsuru O,Otsuka H,Kasama T,Seyama Y,Sakai T,Yohro T

更新日期：1983-12-01 00:00:00

abstract：:Mitochondrial DNA of an erythromycin-resistant petite mutant of yeast, E734, showed physical maps of inversion, which occurred between two cross-over sites in the fragments Hae A and Hae B. The pair of cross-over sites was inferred to be accommodated within a repeat unit of E734 mtDNA during petite mutation by joining...

journal_title：Journal of biochemistry

authors： Wakabayashi K,Furutani Y

更新日期：1984-11-01 00:00:00

abstract：:Studies were performed in the rat liver to examine whether or not insulin as well as glucagon causes the induction of mitochondrial serine:pyruvate aminotransferase (SPTm) [EC 2.6.1.51] and if so, whether the mechanisms of induction are similar or different for the two hormones. Not only glucagon but also insulin indu...

journal_title：Journal of biochemistry

authors： Miyajima H,Oda T,Ichiyama A

更新日期：1989-04-01 00:00:00

abstract：:The relationship between DNA structure of replacement vectors and gene targeting efficiency was studied using positive-negative selection. The vectors contained pBR322 DNA, a bacterial neomycin-resistance gene (neo) for positive selection, a herpes simplex virus (HSV) thymidine kinase gene (tk) for negative selection,...

journal_title：Journal of biochemistry

authors： Horie K,Nishiguchi S,Maeda S,Shimada K

更新日期：1994-03-01 00:00:00

abstract：:Kinetic parameters, Km and Vmax for the transesterification of oligouridylic acid, (Up)nU greater than p (n=0-4), by RNase A were measured spectrophotometrically at pH 7.0 and 25 degrees C. The kinetic parameters, pKm and log Vmax increased with increase in the chain length (n), and seemed to be almost constant with s...

journal_title：Journal of biochemistry

authors： Irie M,Mikami F,Monma K,Ohgi K,Watanabe H,Yamaguchi R,Nagase H

更新日期：1984-07-01 00:00:00

abstract：:The activity of thermolysin is greatly enhanced in the presence of high concentrations of neutral salts [Holmquist, B. and Vallee, B.L. (1976) Biochemistry 15, 101-107; Inouye, K. (1992) J. Biochem. 112, 335-340]. NaBr and NaCl are the most effective for the activation. An absorption difference spectrum with a peak ar...

journal_title：Journal of biochemistry

authors： Inouye K,Kuzuya K,Tonomura B

更新日期：1994-09-01 00:00:00

abstract：:We studied the roles of cofilin, an actin-binding phosphoprotein, in superoxide production of neutrophil-like HL-60 cells triggered by opsonized zymosan (OZ). OZ caused dephosphorylation of cofilin as well as a transient increase of F-actin. Both reactions were complete within 30 s. Okadaic acid (OA) magnified the OZ-...

journal_title：Journal of biochemistry

authors： Nagaishi K,Adachi R,Kawanishi T,Yamaguchi T,Kasahara T,Hayakawa T,Suzuki K

更新日期：1999-05-01 00:00:00

abstract：:A fifth and new DFP-sensitive alkaline proteinase E, with strong esterase activity toward Ac-(Ala)3-OMe was found in pronase, a protease mixture from St. griseus K-1. Proteinase E was shown to be different from the elastase [EC 3.4.21.11]-like enzyme or subtilisin [EC 3.4.21.14]like enzyme, and alkaline proteinase A, ...

journal_title：Journal of biochemistry

authors： Narahashi Y,Yoda K

更新日期：1976-05-01 00:00:00

abstract：:The dopamine (DA)-translocating mechanism of synaptic vesicles isolated from rat brain has been studied in the presence of an artificially imposed delta pH on the vesicle membranes (acidic inside with respect to the external medium) without the aid of ATP-Mg2+. Under the experimental conditions, [3H]DA uptake by the s...

journal_title：Journal of biochemistry

authors： Tsudzuki T

更新日期：1984-06-01 00:00:00

abstract：:Galactocerebrosidase was purified about 22,600-fold using several hydrophobic column and gel filtration steps with a 4.8% recovery, from human lymphocytes. Its specific activity was 1.54 x 10(5) nmol/h/mg with tritium-labeled galactocerebroside as the substrate in the taurocholate system. The optimal pH for galactocer...

journal_title：Journal of biochemistry

authors： Sakai N,Inui K,Midorikawa M,Okuno Y,Ueda S,Iwamatsu A,Okada S

更新日期：1994-09-01 00:00:00

abstract：:The nucleotide sequences of 5S rRNA from seven denitrifying bacteria have been determined. Based on these sequences and those reported in the literature (including two denitrifiers), a phylogenic tree of 104 eubacterial 5S rRNA sequences has been constructed to establish the position of the denitrifying bacteria. Thes...

journal_title：Journal of biochemistry

authors： Ohkubo S,Iwasaki H,Hori H,Osawa S

更新日期：1986-11-01 00:00:00

abstract：:In order to identify the cGMP-sensitive ion channel protein in frog rod outer segments (ROS), we analyzed cGMP binding proteins in the ROS by means of photoaffinity labeling with [3H]cGMP. We found four cGMP binding proteins with molecular weights (Mws) of 250K, 100K, 92K, and 53K. The 250K protein was an integral-mem...

journal_title：Journal of biochemistry

authors： Shinozawa T,Sokabe M,Terada S,Matsusaka H,Yoshizawa T

更新日期：1987-08-01 00:00:00

abstract：:Human liver cytosol contains multiple forms of 3 alpha-hydroxysteroid dehydrogenase and dihydrodiol dehydrogenase with hydroxysteroid dehydrogenase activity, and multiple cDNAs for the enzymes have been cloned from human liver cDNA libraries. To understand the relationship of the multiple enzyme froms to the genes, a ...

journal_title：Journal of biochemistry

authors： Deyashiki Y,Tamada Y,Miyabe Y,Nakanishi M,Matsuura K,Hara A

更新日期：1995-08-01 00:00:00

abstract：:Matriptase is a type II transmembrane serine protease expressed abundantly in the epithelial cells and keratinocyte. It plays a key role in the establishment and maintenance of epithelial integrity. Matriptase is considered to be at the most upstream in cellular protease cascade. Activation of its zymogen is the most ...

journal_title：Journal of biochemistry

authors： Kojima K,Inouye K

更新日期：2011-08-01 00:00:00

abstract：:The amino acid sequences of ferredoxins I and II from a blue-green alga, Nostoc strain MAC were determined. This alga is able to grow autotrophically in the light or heterotrophically in the dark. Analyses of tryptic peptides of Cm-proteins by conventional methods including solid-phase Edman degradation gave the compl...

journal_title：Journal of biochemistry

authors： Hase T,Matsubara H,Hutber GN,Rogers LJ

更新日期：1982-11-01 00:00:00

abstract：:Purified nuclease TT1 from Thermus thermophilus HB8 has multimolecular weight forms, each of which is composed of three different subunits, alpha (10.8 x 10(4)), beta (7.8 x 10(4)), and gamma (4.1 x 10(4)). The molecular weights of this enzyme were estimated by gel filtration, polyacrylamide gel electrophoresis and eq...

journal_title：Journal of biochemistry

authors： Takahashi M,Kobayashi M,Uchida T

更新日期：1981-11-01 00:00:00