Reconstitution of Na+/H(+)-antiporter of bovine renal brush-border membrane into proteoliposomes and detection of a 110 kDa protein cross-reactive with antibodies against a human Na+/H(+)-antiporter partial peptide in antiport-active fractions after parti

abstract：:The roles of adult worker honeybees change with age; young workers nurse brood by secreting bee milk (royal jelly), and older workers forage for nectar and pollen and process nectar into honey. The electrophoretic profile of worker hypopharyngeal-gland proteins changes with age and/or role. Immunoblotting analysis usi...

journal_title：Journal of biochemistry

authors： Kubo T,Sasaki M,Nakamura J,Sasagawa H,Ohashi K,Takeuchi H,Natori S

更新日期：1996-02-01 00:00:00

abstract：:Proteins in the brush border membrane (BBM) of the midgut binding to the insecticidal Cry1Ac toxin from Bacillus thuringiensis were investigated to examine the lower sensitivity of Bombyx mori to Cry1Ac, and new aminopeptidase N that bound to Cry1Ac was discovered. DEAE chromatography of Triton X-100-soluble BBM prote...

journal_title：Journal of biochemistry

authors： Shitomi Y,Hayakawa T,Hossain DM,Higuchi M,Miyamoto K,Nakanishi K,Sato R,Hori H

更新日期：2006-02-01 00:00:00

abstract：:We obtained two kinds of vesicle preparations which were of different density from the same gastric mucosae of hogs stimulated with food before slaughter. Both kinds contained H+,K+-ATPase. The light vesicle preparation differed from the heavy vesicle preparation as follows: the KCl permeability across the membrane of...

journal_title：Journal of biochemistry

authors： Asano S,Iino T,Tabuchi Y,Takeguchi N

更新日期：1988-04-01 00:00:00

abstract：:The properties of phospholipase A1 (PLA1) obtained from the white muscle of bonito, Euthynnus pelamis (Linnaeus), were examined. The PLA1 activity had a pH optimum from 6.5 to 7.0 for phosphatidylcholine (PC), and calcium ion was not required. The optimum temperature was from 20 to 30 degrees C. When a fatty alcohol w...

journal_title：Journal of biochemistry

authors： Hirano K,Tanaka A,Yoshizumi K,Tanaka T,Satouchi K

更新日期：1997-12-01 00:00:00

abstract：:Aspartate aminotransferase (AspAT), responsible for a minor part of the total AspAT enzymic activity in alkalophilic Bacillus circulans, was purified, its N-terminal amino acid sequence was determined, and its gene was cloned as two separate fragments. DNA sequencing showed an open reading frame of 432 amino acids (M(...

journal_title：Journal of biochemistry

authors： Battchikova N,Koivulehto M,Denesyuk A,Ptitsyn L,Boretsky Y,Hellman J,Korpela T

更新日期：1996-08-01 00:00:00

abstract：:Pure recA protein was easily obtained from Escherichia coli harboring plasmid pTM-2 which carried the recA gene by two chromatographic steps on phosphocellulose and DEAE-cellulose. RecA protein was stable in the pH range of 6 to 9 at 25 degrees C. RecA protein was found to aggregate highly under these conditions. Lowe...

journal_title：Journal of biochemistry

authors： Kuramitsu S,Hamaguchi K,Ogawa T,Ogawa H

更新日期：1981-10-01 00:00:00

abstract：:We have previously reported that calpastatin, an endogenous inhibitory protein of calpain, is cleaved by a caspase-3-like protease during apoptosis in human Jurkat T cells [Kato, M. et al. (2000) J. Biochem. 127, 297-305]. In this study, we found that nonmuscle myosin heavy chain-A (NMHC-A) is cleaved during apoptosis...

journal_title：Journal of biochemistry

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

更新日期：2005-02-01 00:00:00

abstract：:Chorismate mutase of Brevibacterium flavum, a common enzyme in phenylalanine and tyrosine biosynthesis, was separted into two different component, A and B, with molecular weights of 250,000 and 25,000, respectively, by ammonium sulfate fractionation or gel-filtration. Both components were essential for the enzymatic a...

journal_title：Journal of biochemistry

authors： Shiio I,Sugimoto S

更新日期：1979-07-01 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 structure of polygalactosamine purified from the culture fluid of Aspergillus parasiticus AHU 7165 was studied. Partial acid hydrolysis of this polysaccharide, in which 55 to 65% of the monosaccharide residues were N-unsubstituted, gave a series of galactosamine oligosaccharides (dimer to hexamer) in a good yield....

journal_title：Journal of biochemistry

authors： Takada H,Araki Y,Ito E

更新日期：1981-04-01 00:00:00

abstract：:Bacteriorhodopsin from Halobacterium halobium was stable and active in high concentrations of guanidine hydrochloride. However the decay of the intermediate with absorption maximum at 407 nm and the uptake of protons from the medium were remarkably delayed. At alkaline pH values, all the molecules of bacteriohodopsin ...

journal_title：Journal of biochemistry

authors： Yoshida M,Ohno K,Takeuchi Y

更新日期：1980-02-01 00:00:00

abstract：:The heavy chain of myosin subfragment-1 prepared by chymotrypsin treatment had a molecular weight of about 96 K. It was split into 26 K, 50K, and 21 K fragments on trypsin treatment. The effect of actin binding on the susceptibilities of the junctions between 26 K and 50 K and between 50 K and 21 K, and on that of alk...

journal_title：Journal of biochemistry

authors： Yamamoto K,Sekine T

更新日期：1979-12-01 00:00:00

abstract：:Thrombomodulin (TM) is a thrombin receptor on the surface of endothelial cells that converts thrombin from a procoagulant to an anticoagulant. Thrombin promotes invasion by various tumor cells, and positive or negative correlations are found between the expression of TM and tumorigenesis in some patients. In this stud...

journal_title：Journal of biochemistry

authors： Niimi S,Harashima M,Takayama K,Hara M,Hyuga M,Seki T,Ariga T,Kawanishi T,Hayakawa T

更新日期：2005-05-01 00:00:00

abstract：:In the nucleus of eukaryotic cells, chromatin is tethered to the nuclear envelope (NE), wherein inner nuclear membrane proteins (INMPs) play major roles. However, in Xenopus blastula, chromatin tethering to the NE depends on nuclear filamentous actin that develops in a blastula-specific manner. To investigate whether ...

journal_title：Journal of biochemistry

authors： Oda H,Kato S,Ohsumi K,Iwabuchi M

更新日期：2020-11-10 00:00:00

abstract：:A new hetero-bifunctional photo crosslinking reagent, 2-(4-azidoanilyl)-4-(4-azabicyclo-[2,2, 2]hexylammonio)-6-morpholino-1,3,5-triazine chloride, was designed to detect and isolate heparin-binding protein(s) that may act as heparin-receptor(s) on the platelet surface. In a preliminary study using ethanol as a model ...

journal_title：Journal of biochemistry

authors： Suda Y,Mori K,Bird K,Marques D,Ormsby J,Tanaka S,Koshida S,Nakamura M,Kusumoto S,Sobel M

更新日期：1999-06-01 00:00:00

abstract：:We have examined critically whether or not new and old histones mix in the octameric units of nucleosomes during chromatin replication. MH-134SC cells were density-labeled by culturing with amino acid mixtures enriched with dense isotopes 2H, 13C, and 15N. Mononucleosomes obtained from labeled cells were fractionated ...

journal_title：Journal of biochemistry

authors： Yamasu K,Senshu T

更新日期：1987-04-01 00:00:00

abstract：:Glutamine synthetase from a Gram-positive acid-fast bacterium, Mycobacterium smegmatis, was purified to homogeneity from cells grown with glycerol-bouillon medium. Electron micrographs of the enzyme revealed a dodecameric arrangement of its subunits in two superimposed hexagonal rings, similar to the structure of glut...

journal_title：Journal of biochemistry

authors： Kimura K,Yagi K,Matsuoka K

更新日期：1984-06-01 00:00:00

abstract：:Papain [EC 3.4.22.2] polymerizes readily upon treatment with tetranitromethane (TNM) by forming intermolecular covalent linkages through its tyrosine residues (Tsukamoto, S. & Ohno, M. (1974) J. Biochem. 75, 1377-1380). Polymerization occurred optimally at pH 9.0 with S-sulfenylsulfonate papain. Circular dichroic spec...

journal_title：Journal of biochemistry

authors： Tsukamoto S,Ohno M

更新日期：1978-12-01 00:00:00

abstract：:The stimulatory effects of glucose and lactate on protein synthesis by round spermatids (steps 1-8) were further studied. When the cells were incubated with lactate, the response of protein synthesis in round spermatids was closely related to the intracellular level of ATP. The ATP level in spermatids increased to 3.1...

journal_title：Journal of biochemistry

authors： Nakamura M,Hino A,Kato J

更新日期：1981-10-01 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：: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：:Ubiquinone was biosynthesized when rat liver mitochondria were incubated with S-adenosyl-L-methionine, solanesyl diphosphate, and [U-14C]p-hydroxybenzoate. The intermediates of ubiquinone biosynthesis but not ubiquinone were accumulated in mitochondria incubated without S-adenosyl-L-methionine and the accumulated inte...

journal_title：Journal of biochemistry

authors： Kang D,Fujiwara T,Takeshige K

更新日期：1992-03-01 00:00:00

abstract：:The relationship between structure, activity, and stability of the thermostable Bacillus stearothermophilus alpha-amylase was studied by site-directed mutagenesis of the three most conserved residues. Mutation of His-238 to Asp involved in Ca2+ and substrate binding reduced the specific activity and thermal stability,...

journal_title：Journal of biochemistry

authors： Vihinen M,Ollikka P,Niskanen J,Meyer P,Suominen I,Karp M,Holm L,Knowles J,Mäntsälä P

更新日期：1990-02-01 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：:Several synthetic peptides derived from the C-terminal domain sequence of a hemolytic lectin, CEL-III, were examined as to their action on bacteria and artificial lipid membranes. Peptide P332 (KGVIFAKASVSVKVTASLSK-NH(2)), corresponding to the sequence from residue 332, exhibited strong antibacterial activity toward G...

journal_title：Journal of biochemistry

authors： Hatakeyama T,Suenaga T,Eto S,Niidome T,Aoyagi H

更新日期：2004-01-01 00:00:00

abstract：:The complete amino acid sequences of the Ulex europeus anti-H(O) lectins I and II were determined by using a protein sequencer. After digestion with endoproteinases Lys-C and Asp-N of the lectins reduced with 2-mercaptoethanol and modified with iodoacetamide, the resulting peptides were purified by reversed-phase high...

journal_title：Journal of biochemistry

authors： Konami Y,Yamamoto K,Osawa T

更新日期：1991-04-01 00:00:00

abstract：:The oxidation of equivalent concentrations of phospholipids in homogeneous solution, in multilamellar liposomal suspension, and in rat liver homogenate was carried out under aerobic conditions at 37 degrees C in order to examine the biochemical fate of oxidized phospholipids. Rat liver phospholipids were extracted wit...

journal_title：Journal of biochemistry

authors： Kambayashi Y,Yamashita S,Niki E,Yamamoto Y

更新日期：1997-03-01 00:00:00

abstract：:The absorption of bile alcohols by rat small intestine was studied using in vivo and in vitro preparations. In bile duct cannulated rats, intraduodenal administered bile alcohols were certainly absorbed and excreted in the bile, although the absorption was not so efficient as for bile acids. The absorption during a 24...

journal_title：Journal of biochemistry

authors： Hoshita T,Harada N,Morita I,Kihira K

更新日期：1981-11-01 00:00:00

abstract：:We previously reported that internucleosomal DNA fragmentation, a biochemical feature of apoptosis, was induced spontaneously in high-cell-density culture of adult rat hepatocytes. To understand better the intracellular mechanism of the DNA fragmentation in this system, we have examined the effects of several inhibito...

journal_title：Journal of biochemistry

authors： Maeda S,Suzuki A,Lin KH,Inagaki H,Saito T

更新日期：1995-12-01 00:00:00

abstract：:The complete amino acid sequence of an active fragment of potato proteinase inhibitor IIa has been established by the Edman degradation procedure and the carboxypeptidase technique. Sequence analyses were carried out on the reduced and carboxymethylated active fragment and its tryptic peptides. To aid in the alignment...

journal_title：Journal of biochemistry

authors： Iwasaki T,Kiyohara T,Yoshikawa M

更新日期：1976-02-01 00:00:00