Lysophospholipase L1 from Escherichia coli K-12 overproducer.

abstract：:Mitochondria have two independent protein-import machineries, one in the outer membrane (the Tom system) and the other in the inner membrane (the Tim system). Here, we have characterized the initial steps of precursor import into rat liver mitoplasts. The import reaction was separated into two stages, consisting of pr...

journal_title：Journal of biochemistry

authors： Ishihara N,Komiya T,Sakaguchi M,Ito A,Mihara K

更新日期：1998-10-01 00:00:00

abstract：:D-Erythrulose reductase of beef liver was crystallized from ammonium sulfate solution at pH 8.17. The crystals are needle-shaped. The enzyme protein contains 851 amino acid residues per mole of the enzyme: Lys28, His11, Arg52, Asp79, Thr58, Ser56, Glu68, Pro20, Gly80, Ala107, Val112, Met24, Ile31, Leu88, Tyr7, Phe22, ...

journal_title：Journal of biochemistry

authors： Uehara K,Tanimoto T

更新日期：1975-09-01 00:00:00

abstract：:Comparative studies of the unfolding equilibria of two homologous proteins, bovine alpha-lactalbumin and hen lysozyme, induced by treatment with guanidine hydrochloride have been made by analysis of the peptide and the aromatic circular dichroism spectra. The effect of the specific binding of Ca2+ ion by the former pr...

journal_title：Journal of biochemistry

authors： Ikeguchi M,Kuwajima K,Sugai S

更新日期：1986-04-01 00:00:00

abstract：:Expression of structural proteins of human immunodeficiency virus type 1 requires the direct interaction of the viral Rev trans-activator with its cis-acting RNA target sequence, the Rev response element (RRE). The originally defined 234-residue RRE, however, failed to show the full HIV-1 regulator of virion expressio...

journal_title：Journal of biochemistry

authors： Kimura T,Ohyama A

更新日期：1994-05-01 00:00:00

abstract：:A rapid and simple method was developed for the purification of serine hydroxymethyltransferases [EC 2.1.2.1]. The procedure involved ammonium sulfate precipitation, DEAE-cellulose column chromatography and affinity chromatography on an L-adsorbent. Through this procedure the cytosolic enzyme (s-SHMT) was purified 1,6...

journal_title：Journal of biochemistry

authors： Masuda T,Sakamoto M,Nishizaki I,Hayashi H,Yamamoto M,Wada H

更新日期：1987-03-01 00:00:00

abstract：:1) A method is described for the separation and fractionation of nonhistone chromosomal proteins from salt-urea dissociated calf thymus chromatin. After precipitating DNA in the dissociated chromatin solution with LaCl3, the chromosomal proteins in the supernatant were fractionated by SP-Sephadex C-25 column chromatog...

journal_title：Journal of biochemistry

authors： Yoshida M,Kikuchi A,Shimura K

更新日期：1975-05-01 00:00:00

abstract：:Ovomucoid-trypsin association complex was prepared by incubating chicken egg white ovomucoid with bovine trypsin. The reactivity of ovomucoid-trypsin complex was investigated by immunodiffusion, quantitative precipitation and enzyme-linked immunosorbent assay (ELISA). It was demonstrated that the association of trypsi...

journal_title：Journal of biochemistry

authors： Matsuda T,Watanabe K,Nakamura R

更新日期：1983-07-01 00:00:00

abstract：:Physicochemical and biological properties of recombinant human erythropoietin (rhEPO) were compared with human urinary erythropoietin (uEPO). uEPO and rhEPO were purified to apparent homogeneity from the urine of patients with aplastic anemia and from the conditioned medium of Chinese hamster ovary (CHO) cells transfe...

journal_title：Journal of biochemistry

authors： Imai N,Kawamura A,Higuchi M,Oh-eda M,Orita T,Kawaguchi T,Ochi N

更新日期：1990-03-01 00:00:00

abstract：:Manganese ion, like Mg2+, has been found to produce high biosynthetic activity of the unadenylylated form of glutamine synthetase obtained from Mycobacterium smegmatis, and the activity with each of these cations was decreased by the adenylylation of the enzyme. Further, the gamma-glutamyltransferase reaction was cata...

journal_title：Journal of biochemistry

authors： Matsuoka K,Kimura K

更新日期：1985-04-01 00:00:00

abstract：:Aleuria aurantia lectin (AAL) is a protein composed of two identical subunits having no carbohydrate chain and shows sugar-binding specificity for L-fucose. Full-length cDNA encoding for the lectin has been isolated from a lambda gt11 library, screened with an antiserum directed against AAL. The cDNA clone contained 1...

journal_title：Journal of biochemistry

authors： Fukumori F,Takeuchi N,Hagiwara T,Ohbayashi H,Endo T,Kochibe N,Nagata Y,Kobata A

更新日期：1990-02-01 00:00:00

abstract：:Mitochondrial processing peptidase (MPP), a metalloendopeptidase consisting of alpha and beta subunits, specifically recognizes a large variety of mitochondrial precursor proteins and cleaves off the N-terminal basic matrix targeting signals (MTS). Basic residues in MTS and acidic sites in MPP are required for effecti...

journal_title：Journal of biochemistry

authors： Kitada S,Ito A

更新日期：2001-01-01 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：:L-selectin is a cell adhesion molecule mediating the initial capture and subsequent rolling of leukocytes along the endothelial cells expressing L-selectin ligands. In addition to its action in adhesion, an intracellular signaling role for L-selectin has been recognized. Its cytoplasmic domain is involved in signal tr...

journal_title：Journal of biochemistry

authors： Chen C,Ba X,Xu T,Cui L,Hao S,Zeng X

更新日期：2006-08-01 00:00:00

abstract：:Bispecific antibody targeting of two different antigens is promising, but when fragment-based antibodies are used, homogeneous production is difficult. To overcome this difficulty, we developed a method using the SpyTag/SpyCatcher system in which a covalent bond is formed between the two polypeptides. Using this metho...

journal_title：Journal of biochemistry

authors： Yumura K,Akiba H,Nagatoishi S,Kusano-Arai O,Iwanari H,Hamakubo T,Tsumoto K

更新日期：2017-09-01 00:00:00

abstract：:Vertebrate skeletal muscle alpha-tropomyosin polymerizes in a head-to-tail manner and binds cooperatively to actin. It has been postulated that the cooperative actin binding is governed by the strength of the head-to-tail interaction. In order to know the relationship between the head-to-tail affinity and actin bindin...

journal_title：Journal of biochemistry

authors： Sano K,Maeda K,Oda T,Maéda Y

更新日期：2000-06-01 00:00:00

abstract：:A number of gene mutations are detected in cells derived from human cancer tissues, but roles of these mutations in cancer cell development are largely unknown. We examined G364R mutation of MCM4 detected in human skin cancer cells. Formation of MCM4/6/7 complex is not affected by the mutation. Consistent with this no...

journal_title：Journal of biochemistry

authors： Ishimi Y,Irie D

更新日期：2015-06-01 00:00:00

abstract：:Triacylglycerol lipase activities in adrenals and testes of rats were measured and the properties of the enzymes were characterized. The enzymes were extracted from acetone-ether dried powder of the tissues and the crude extracts were applied to a heparin-Sepharose affinity column. The enzymes bound to the column were...

journal_title：Journal of biochemistry

authors： Murase T,Yamada N,Akanuma Y,Ohsawa N

更新日期：1982-09-01 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：:The present investigation was undertaken to see to what extent the alpha-amino group of the amino acid, the side chain of the amino acid of aminoacyl-tRNA, and the tRNA structure are involved in determining the affinity of aminoacyl-tRNA for bacterial elongation factor Tu-GTP complex. Various aminoacyl-tRNAs, mis-amin...

journal_title：Journal of biochemistry

authors： Tanada S,Kawakami M,Nishio K,Takemura S

更新日期：1982-01-01 00:00:00

abstract：:We analyzed lipids extracted from human hepatoma HepG2 cells using a high performance liquid chromatograph equipped with a reversed phase column and found a compound with a mass spectrum showing certain diagnostic ion fragments of 1-methoxy-5-polyprenyl-phenol, a known intermediate of ubiquinone biosynthesis. Universa...

journal_title：Journal of biochemistry

authors： Kang DC,Takeshige K,Minakami S

更新日期：1990-12-01 00:00:00

abstract：:LukF and Hlg2 of staphylococcal gamma-hemolysin assemble into hetero-oligomeric pores on human red blood cells (HRBC). Here, we demonstrate, using a single-molecule imaging technique, that a W177T/R198T mutant of LukF, which exhibits no binding activity toward phosphatidylcholine, could form intermediate oligomers wit...

journal_title：Journal of biochemistry

authors： Monma N,Nguyen VT,Kaneko J,Higuchi H,Kamio Y

更新日期：2004-10-01 00:00:00

abstract：:The lifetime of the purple intermediate formed from D-amino acid oxidase [D-amino acid: O2 oxidoreductase (deaminating), EC 1.4.3.3] and a neutral D-amino acid under anaerobic conditions was measured with a series of neutral D-amino acids. The lifetime increases with increase in the number of carbons in the side chain...

journal_title：Journal of biochemistry

authors： Yagi K,Ohishi N

更新日期：1978-12-01 00:00:00

abstract：:Proteoheteroglycan (PHG) was prepared from Neurospora crassa cells by extraction with hot water followed by cetyltrimethylammoniumbromide fractionation. The polymer was purified by DEAE-cellulose chromatography followed by gel filtrations. The PHG was fractionated into five subfractions containing carbohydrate (65-88%...

journal_title：Journal of biochemistry

authors： Nakajima T,Yoshida M,Hiura N,Matsuda K

更新日期：1984-10-01 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 ascorbate oxidase obtained from a microorganism, Acremonium sp. HI-25 (molecular weight, 80 kDa; monomeric protein), was studied with respect to atomic absorption, EPR, absorption spectra, circular dichroism (CD) spectra, and steady-state kinetics. The enzyme was found to be a multicopper protein, containing four ...

journal_title：Journal of biochemistry

authors： Hirose J,Sakurai T,Imamura K,Watanabe H,Iwamoto H,Hiromi K,Itoh H,Shin T,Murao S

更新日期：1994-05-01 00:00:00

abstract：:After partial chromatographic purification of rat liver cell sap on DEAE-cellulose, including the removal of type M2 pyruvate kinase, different forms of type L pyruvate kinase were separated by chromatofocusing. Three fractions of pyruvate kinase activity were found, eluting at pH 5.0, 5.2, and 5.3, respectively. The ...

journal_title：Journal of biochemistry

authors： Ekdahl KN,Ekman P

更新日期：1984-04-01 00:00:00

abstract：:Photoaffinity labeling with [3H]cytochalasin B detects two D-glucose-sensitive proteins in the chicken embryo fibroblast (CEF) plasma membrane, which accumulate under conditions of glucose starvation and are probably involved in the glucose transport system (Pessin, J.E., et al. (1982) Proc. Natl. Acad. Sci. U.S. 79, ...

journal_title：Journal of biochemistry

authors： Ishii T,Tillotson LG,Isselbacher KJ

更新日期：1986-01-01 00:00:00

abstract：:The activity of biological molecules is often affected by their phosphorylation state. Regulatory phosphorylation operates as a binary switch and is usually controlled by counteracting kinases and phosphatases. However, phosphatidylinositol (PtdIns) has three phosphorylation sites on its inositol ring. The phosphoryla...

journal_title：Journal of biochemistry

authors： Miyazawa K

更新日期：2013-01-01 00:00:00

abstract：:Catalase from Aspergillus niger was purified to homogeneity as judged from the results of ultracentrifugation and polyacrylamide gel electrophoresis. The enzyme had a molecular weight of 385,000 as estimated from sedimentation measurements. Carbohydrate analyses showed that the catalase was a glycoprotein containing a...

journal_title：Journal of biochemistry

authors： Kikuchi-Torii K,Hayashi S,Nakamoto H,Nakamura S

更新日期：1982-11-01 00:00:00

abstract：:Several maleimide derivatives of potential usefulness as conformational probes were tested for reactivity toward SH groups of Ca2+, Mg2+-ATPase of sarcoplasmic reticulum. These include three fluorescent labels, N-(1-anilinonaphthyl-4)maleimide (ANM), N-(p-(2-benzimidazolyl)phenyl)maleimide (BIPM), and N-(7-dimethylami...

journal_title：Journal of biochemistry

authors： Yasuoka-Yabe K,Kawakita M

更新日期：1983-09-01 00:00:00