Protein S is essential for the activated protein C-catalyzed inactivation of platelet-associated factor Va.

abstract：:A Ca2+-sensitive electrode was used for determination of the binding strength of Ca2+ to bovine alpha-lactalbumin in 60 mM Tris buffer (pH 7.8-8.5) in the presence of various concentrations of NaCl. The dependence of the apparent binding constant on the concentration of NaCl was consistent with competitive binding of ...

journal_title：Journal of biochemistry

authors： Hamano M,Nitta K,Kuwajima K,Sugai S

更新日期：1986-12-01 00:00:00

abstract：:The in vivo effects of convulsant drugs (hydrazine and penicillamine) on the metabolism of gamma-aminobutyric acid (GABA) in subcellular fractions of mouse brain were studied. Both substances inhibited the activity of glutamic acid decarboxylase [EC 4.1.1.15] (GAD) in the synaptosomal fraction (nerve ending particles)...

journal_title：Journal of biochemistry

authors： Abe M,Matsuda M

更新日期：1977-07-01 00:00:00

abstract：:A form of UDP-glucuronyltransferase has been purified from liver microsomes of 3-methylcholanthrene-treated rats by a simple and rapid method involving chromatography on DEAE-Toyopearl and UDP-hexanolamine Sepharose columns. The purified preparation gave a single protein band (Mr 54,000) on sodium dodecyl sulfate-poly...

journal_title：Journal of biochemistry

authors： Yokota H,Yuasa A,Sato R

更新日期：1988-10-01 00:00:00

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：:Telomerase is an enzyme that catalyzes addition of telomeric repeat sequences to the 3'-termini of eukaryotic chromosome DNA. The catalytic core of telomerase consists of a protein component, telomerase reverse transcriptase (TERT), for the catalysis and an RNA component, telomerase RNA (TR), containing the template f...

journal_title：Journal of biochemistry

authors： Li X,Nishizuka H,Tsutsumi K,Imai Y,Kurihara Y,Uesugi S

更新日期：2007-05-01 00:00:00

abstract：:S-RNase is associated with the gametophytic self-incompatibility of flowering plants in Solanaceae and, on the basis of sequence homology, belongs to the RNase T2 family. To identify the active site residues in S-RNase, Nicotiana alata S6-RNase was studied by chemical modification. S6-RNase was inactivated with iodoac...

journal_title：Journal of biochemistry

authors： Ishimizu T,Miyagi M,Norioka S,Liu YH,Clarke AE,Sakiyama F

更新日期：1995-11-01 00:00:00

abstract：:The effect of extracellular type-II phospholipase A2 (PLA2) on prostaglandin (PG) synthesis has been studied using rat liver-derived BRL-3A cells. The addition of type-II PLA2 to the medium of BRL-3A cells resulted in a marked decrease in the enzymatic activity in the medium. An immunochemical study involving an anti-...

journal_title：Journal of biochemistry

authors： Suga H,Murakami M,Kudo I,Inoue K

更新日期：1995-11-01 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：:Sliding machines composed of F-actin and myosin or microtubules and kinesin or dynein convert the free energy of ATP hydrolysis into sliding movements and mechanical work. Development of optical microscopy with micromanipulation techniques has made possible direct observation of single events of sliding exhibited by s...

journal_title：Journal of biochemistry

authors： Oosawa F

更新日期：1995-11-01 00:00:00

abstract：:We isolated three genomic clones of rat P-450(11 beta) genes (CYP11B). Two of them corresponded to 11 beta-hydroxylase gene (CYP11B1) and aldosterone synthase gene (CYP11B2), respectively. The third one was a novel gene resembling both CYP11B1 and CYP11B2, and was named CYP11B3 gene (CYP11B3). CYP11B2 and CYP11B3 are ...

journal_title：Journal of biochemistry

authors： Nomura M,Morohashi K,Kirita S,Nonaka Y,Okamoto M,Nawata H,Omura T

更新日期：1993-02-01 00:00:00

abstract：:The scaffolding protein Salvador (Sav) plays a key role in the Hippo (Hpo) signalling pathway, which controls tissue growth by inhibiting cell proliferation and promoting apoptosis. Dysregulation of the Hippo pathway contributes to cancer development. Since the identification of the first Sav gene in 2002, very little...

journal_title：Journal of biochemistry

authors： Song J,Hong HR,Yamashita E,Park IY,Lee SJ

更新日期：2015-09-01 00:00:00

abstract：:Hemoglobin-vesicles (HbV) have been developed for use as artificial O(2) carriers in which a purified Hb solution is encapsulated within a phospholipid bilayer membrane. In this study, bovine Hb (BHb) was tested as a source of HbV instead of human Hb (HHb). We compared the preparation process and characteristics of BH...

journal_title：Journal of biochemistry

authors： Sakai H,Masada Y,Takeoka S,Tsuchida E

更新日期：2002-04-01 00:00:00

abstract：:Upregulation and nuclear retention of the human histone demethylase LSD1 are correlated with aggressiveness and poor outcome of several cancer types, but the molecular mechanism of LSD1 nuclear import remains unclear. Here, we found that the N-terminal flexible region of LSD1 contains a nuclear localization signal (NL...

journal_title：Journal of biochemistry

authors： Jin Y,Kim TY,Kim MS,Kim MA,Park SH,Jang YK

更新日期：2014-12-01 00:00:00

abstract：:We cloned and sequenced the Serratia marcescens prolyl aminopeptidase (SPAP) gene. Nucleotide sequence analysis revealed an open reading frame of 951 bp, encoding a protein of 317 amino acids with a predicted molecular weight of 36,083. The expressed enzyme was purified about 90-fold on columns of Toyopearl HW65C and ...

journal_title：Journal of biochemistry

authors： Kabashima T,Kitazono A,Kitano A,Ito K,Yoshimoto T

更新日期：1997-09-01 00:00:00

abstract：:Inhibitory PAS domain protein (IPAS) is a dual function protein acting as a transcriptional repressor and as a pro-apoptotic protein. Simultaneous dual-color single-molecule imaging of EGFP-IPAS coexpressed with Mit-TagRFP-T in living HeLa cells revealed that fraction of EGFP-IPAS was arrested in the nucleus and on mi...

journal_title：Journal of biochemistry

authors： Kasai S,Kajimoto S,Ito Y,Saito T,Yasumoto KI,Tokunaga M,Sakata-Sogawa K,Fukumura H,Sogawa K

更新日期：2017-03-01 00:00:00

abstract：:Tn-antigen (GalNAcα-Ser/Thr) is one of the most common aberrations associated with cancer progression and metastasis, and thus is an excellent target for development of cancer diagnostics and therapeutics. MLS128 monoclonal antibody (mAb), derived from a mouse immunized with human colon carcinoma cells, was reported t...

journal_title：Journal of biochemistry

authors： Fujita-Yamaguchi Y

更新日期：2013-08-01 00:00:00

abstract：:It was shown that a dipeptide, alanylhistidine, can act as a catalyst for the peptidyl transfer reaction in the absence of ribosomes between the amino acid moieties of phenylalanyl, lysyl, prolyl, and glycyl tRNAs depending on their model templates, poly U, poly A, poly C, and poly G, respectively. A template effect w...

journal_title：Journal of biochemistry

authors： Shimizu M

更新日期：1996-05-01 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：:Rat platelets released phospholipase A2 and lysophospholipase upon activation with thrombin or ADP. The release of phospholipases was energy-dependent and was not in parallel with that of a known lysosomal marker enzyme, N-acetyl-beta-D-glucosaminidase. The phospholipases are derived from other granules (dense granule...

journal_title：Journal of biochemistry

authors： Horigome K,Hayakawa M,Inoue K,Nojima S

更新日期：1987-01-01 00:00:00

abstract：:A particulate enzyme preparation from Bacillus stearothermophilus synthesized 1,3-poly(glycerol phosphage) from CDPglycerol at an optimum pH of 8.0 and the reaction was stimulated by divalent cations. Km for CDPglycerol was 0.18 mM. The synthesis was inhibited by CMP, CDP, and CTP and by concentrations of CDP-glycerol...

journal_title：Journal of biochemistry

authors： Cheang OO K

更新日期：1975-03-01 00:00:00

abstract：:In eukaryotes, ribonuclease H1 (RNase H1) is involved in the processing and removal of RNA/DNA hybrids in both nuclear and mitochondrial DNA. The enzyme comprises a C-terminal catalytic domain and an N-terminal hybrid-binding domain (HBD), separated by a linker of variable length, 115 amino acids in Drosophila melanog...

journal_title：Journal of biochemistry

authors： González de Cózar JM,Carretero-Junquera M,Ciesielski GL,Miettinen SM,Varjosalo M,Kaguni LS,Dufour E,Jacobs HT

更新日期：2020-11-01 00:00:00

abstract：:The activity of rat liver asparagine synthetase [EC 6.3.1.1]increased when animals maintained on 25% protein diet were placed on 15% or 6% protein diet. The enzyme activity level rose within one day, reached a maximum in 7 or 10 days after switching the diet and thereafter dropped gradually. During the purification of...

journal_title：Journal of biochemistry

authors： Hongo S,Matsumoto T,Suzuki I,Sato T

更新日期：1979-08-01 00:00:00

abstract：:Homoserine O-acetyltransferase [EC 2.3.1.31] partially purified from Brevibacterium flavum was found to be specifically inhibited by the metabolic end products methionine and S-adenosylmethionine only when the enzymatic reaction was performed in the presence of cysteine or dithiothreitol, or after the preincubation of...

journal_title：Journal of biochemistry

authors： Shiio I,Ozaki H

更新日期：1981-05-01 00:00:00

abstract：:We isolated the human arylhydrocarbon receptor (AhR) cDNA from a human lung cDNA library, by using mouse AhR cDNA as a labeled probe. The nucleotide sequence of cloned human AhR cDNA is identical to the previously reported human AhR sequence [Dolwick et al. (1993), Mol. Pharmacol. 44, 911-917] from cell line HepG2. Th...

journal_title：Journal of biochemistry

authors： Ema M,Matsushita N,Sogawa K,Ariyama T,Inazawa J,Nemoto T,Ota M,Oshimura M,Fujii-Kuriyama Y

更新日期：1994-10-01 00:00:00

abstract：:Guanosine 3',5'-monophosphate (cyclic GMP)-dependent protein kinase purified from silkworm pupae reacts with rat liver ribosomal proteins when a stimulatory modulator (Kuo, W.N. & Kuo, J.F. 1976) J. Biol. Chem. 251, 4283-4286) is added to the reaction mixture. Judging from autoradiogram of the radioactive proteins sep...

journal_title：Journal of biochemistry

authors： Chihara-Nakashima M,Hashimoto E,Nishizuka Y

更新日期：1977-06-01 00:00:00

abstract：:Stable cell lines expressing the gastric proton pump alpha- and/or beta-subunits were constructed. The cell line co-expressing the alpha- and beta-subunits showed inward Rb(+) transport, which was activated by Rb(+) in a concentration-dependent manner. In the alpha+beta-expressing cell line, rapid recovery of intracel...

journal_title：Journal of biochemistry

authors： Kimura T,Yoshida A,Tabuchi Y,Ikari A,Takeguchi N,Asano S

更新日期：2002-06-01 00:00:00

abstract：:Carboxypeptidase Y (CPY) inhibitor, I(C), a cytoplasmic inhibitor of vacuolar proteinases in yeast, Saccharomyces cerevisiae, was purified by means of a high-level expression system using a proteinase-deficient strain, BJ2168, and an expression vector with the promoter GAL1. The purified I(C) exists as a monomeric bet...

journal_title：Journal of biochemistry

authors： Mima J,Suzuki H,Takahashi M,Hayashi R

更新日期：2002-12-01 00:00:00

abstract：:Glycosynthases are engineered glycoside hydrolases (GHs) that catalyse the synthesis of glycoside from glycosyl-fluoride donors and suitable acceptors. We have determined five crystal structures of the glycosynthase mutants reducing-end xylose-releasing exo-oligoxylanase, an inverting GH, that exhibit various levels o...

journal_title：Journal of biochemistry

authors： Hidaka M,Fushinobu S,Honda Y,Wakagi T,Shoun H,Kitaoka M

更新日期：2010-02-01 00:00:00

abstract：:We have previously reported that the amount of Apg-2, an Hsp110 family protein, decreases during apoptosis in Jurkat T cells. Since we hypothesized that Apg-2 would be cleaved by caspase-3 during apoptosis, a cleavage-site-directed antibody was raised against the carboxyl-terminus of the Apg-2 fragment that appears af...

journal_title：Journal of biochemistry

authors： Kato M,Nonaka T,Imajoh-Ohmi S

更新日期：2005-06-01 00:00:00

abstract：:The interactions of porcine alpha2-macroglobulin (alpha2M) with native proteinases, their zymogens and the chemically-modified enzymes were compared. The alpha2M did not bind to chymotrypsinogen, or to most of the chemically modified derivatives of alpha-chymotrypsin, trypsinogen, DIP- and PMS-trypsins, but it could i...

journal_title：Journal of biochemistry

authors： Tsuru D,Kado K,Fujiwara K,Tmimatsu M,Ogita K

更新日期：1978-05-01 00:00:00