Marked difference between self-aggregations of first and fourth repeat peptides on tau microtubule-binding domain in acidic solution.

abstract：:In the preceding paper [Maita, T., Miyanishi, T., Matsuzono, K., Tanioka, Y., & Matsuda, G. (1991) J. Biochem. 110, 68-74], we reported the amino-terminal 837-residue sequence of the heavy chain of adult chicken pectoralis muscle myosin. This paper describes the carboxyl terminal 1,097-residue sequence and the linkage...

journal_title：Journal of biochemistry

authors： Maita T,Yajima E,Nagata S,Miyanishi T,Nakayama S,Matsuda G

更新日期：1991-07-01 00:00:00

abstract：:The vitamin A derivative, retinoic acid (RA) has various biological effects in mammalian cells and tissues. It is well known that RA induces differentiation of leukemia cells and inhibits cell growth. There are two pathways for RA action; one via RA nuclear receptors (RARs), and one via acylation of proteins by RA (re...

journal_title：Journal of biochemistry

authors： Kubo Y,Ohba T,Takahashi N

更新日期：2008-09-01 00:00:00

abstract：:alpha and beta chains from adult hemoglobin of the slender loris (Loris tardigradus) were isolated by Amberlite CG-50 column chromatography. After S-aminoethylation, both chains were digested with trypsin and the amino acid sequences of the tryptic peptides obtained were analyzed. Further, the order of these tryptic p...

journal_title：Journal of biochemistry

authors： Maita T,Goodman M,Matsuda G

更新日期：1978-08-01 00:00:00

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：: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：:In vitro activation of human reovirus transcriptase by alpha-chymotrypsin digestion of viral outer shell proteins was completely dependent on the ionic size of the monovalent cation in the medium. Cations with nonhydrated ionic radii larger than 1.3 A showed full potency of activation of chymotrypsin digestion, and pr...

journal_title：Journal of biochemistry

authors： Nagai J,Tanaka M,Nakashima K

更新日期：1984-03-01 00:00:00

abstract：:Nearly full-length cDNA clones for muscle-type and non-muscle-type aldolase mRNAs were cloned from lambda gt10 cDNA libraries constructed from skeletal muscle and liver mRNAs of lamprey (Entosphenus japonicus). The cDNA-M8 has 2,240 bp carrying an open reading frame of 1,089 bp which encodes 362 amino acids without th...

journal_title：Journal of biochemistry

authors： Zhang R,Yatsuki H,Kusakabe T,Iwabe N,Miyata T,Imai T,Yoshida M,Hori K

更新日期：1995-03-01 00:00:00

abstract：:The second domain (R-020) of human urinary trypsin inhibitor (UTI) exerts similar inhibitory activities on trypsin, alpha-chymotrypsin, leukocyte elastase, and plasmin to those of UTI itself, and additionally inhibits coagulation factor Xa (FXa) and plasma kallikrein, on both of which UTI has no inhibitory effect. In ...

journal_title：Journal of biochemistry

authors： Nii A,Morishita H,Yamakawa T,Matsusue T,Hirose J,Miura T,Isaji M,Horisawa Y,Sugihara K,Kanamori T

更新日期：1994-06-01 00:00:00

abstract：:HSP47 is a stress protein (heat shock protein) which resides in the endoplasmic reticulum, and is postulated to function as a collagen-specific molecular chaperone. To elucidate the role of HSP47 in procollagen biosynthesis, we have established human embryonic kidney 293 cell lines, which were stably transfected with ...

journal_title：Journal of biochemistry

authors： Hosokawa N,Hohenadl C,Satoh M,Kühn K,Nagata K

更新日期：1998-09-01 00:00:00

abstract：:The binding properties of dynein arms to the A- and B-tubules of outer doublets of cilia from Tetrahymena pyriformis were examined, with the following results: 1. When 30s dynein purified from Tetrahymena cilia was added to doublets deficient in dynein arms, it bound to both A- and B-tubules almost equally and formed ...

journal_title：Journal of biochemistry

authors： Takahashi M,Tonomura Y

更新日期：1978-12-01 00:00:00

abstract：:Although the depletion of reduced glutathione (GSH) has been observed in a variety of apoptotic systems, little is known about the mechanism of GSH depletion. In this study we used polarized MDCK cells to study the GSH flux during ricin-induced apoptosis. Here we report that the specific accumulation of GSH occurred i...

journal_title：Journal of biochemistry

authors： Oda T,Sadakata N,Komatsu N,Muramatsu T

更新日期：1999-10-01 00:00:00

abstract：:The major gangliosides were isolated from small intestine of 2-week-old mice of C3H/He strain and identified as GM3, GM1, and GD1a. These gangliosides characteristically contained a phytosphingosine moiety and alpha-hydroxy fatty acids. The gangliosides contained both N-glycolylneuraminic acid and N-acetylneuraminic a...

journal_title：Journal of biochemistry

authors： Sato E,Uezato T,Fujita M,Nishimura K

更新日期：1982-06-01 00:00:00

abstract：:The internal ribosome entry site (IRES) is important for translation of hepatitis C virus (HCV) mRNA and has a unique RNA structure containing conserved domains I to IV. To investigate the function of domain II, we selected RNA aptamers that bind to domain II of HCV IRES by applying a simple and convenient selection m...

journal_title：Journal of biochemistry

authors： Kikuchi K,Umehara T,Fukuda K,Hwang J,Kuno A,Hasegawa T,Nishikawa S

更新日期：2003-03-01 00:00:00

abstract：:Cathepsin E, an intracellular aspartic proteinase of the pepsin family, is composed of two homologous domains, each containing the catalytic Asp residue in a consensus DTG motif. Here we examine the significance of residues in the motifs of rat cathepsin E by substitution of Asp98, Asp283, and Thr284 with other residu...

journal_title：Journal of biochemistry

authors： Liu J,Tsukuba T,Okamoto K,Ohishi M,Yamamoto K

更新日期：2002-09-01 00:00:00

abstract：:The experimental conditions for release of the regulatory light chain (RLC) of scallop myosin at 30 degrees C were studied. Substantially all RLC was released from myosin by incubation for 5 min in medium containing buffer and KCl. This release of RLC was inhibited strongly by Ca2+, while the effect of Mg2+ was about ...

journal_title：Journal of biochemistry

authors： Asakawa T,Azuma N

更新日期：1983-08-01 00:00:00

abstract：:To reveal the molecular orientation of plastocyanin (PC) on spinach thylakoid membranes, the position of Lys residues modified by acetic anhydride was compared between thylakoid-bound PC and the isolated one. Digestion of the isolated PC by a trypsin yielded a peptide map with seven spots prior to the acetylation of t...

journal_title：Journal of biochemistry

authors： Takano M,Takahashi M,Oobatake M,Asada K

更新日期：1985-11-01 00:00:00

abstract：:Pseudomonas L-phenylalanine oxidase (deaminating and decarboxylating) mainly catalyzes oxygenation when L-phenylalanine is used as the substrate, but oxidation when L-methionine is used as the substrate. Using [C(alpha)-H]-DL-methionine and [C(alpha)-D]-DL-methionine as substrate, the reductive half reaction of FAD co...

journal_title：Journal of biochemistry

authors： Ohta Y,Mukouyama EB,Suzuki H

更新日期：2006-03-01 00:00:00

abstract：:The isotypes of sarcoplasmic Ca2+ binding protein (SCP) were purified from shrimp tail muscle. SCP exists in a dimeric form. One sample of shrimp contained only alpha A chain, whereas another contained alpha B and beta chains, and a heterodimer of alpha B beta which was not analyzed precisely. The amino acid sequences...

journal_title：Journal of biochemistry

authors： Takagi T,Konishi K

更新日期：1984-06-01 00:00:00

abstract：:F1-ATPase inhibitor was purified from yeast, Saccharomyces cerevisiae. The purified inhibitor blocked ATPase activity in the presence of ATP and Mg2+ by forming a latent equimolar enzyme-inhibitor complex with ATP and ADP newly bound to loose sites on the enzyme. A small portion of externally added ATP was hydrolyzed ...

journal_title：Journal of biochemistry

authors： Hashimoto T,Negawa Y,Tagawa K

更新日期：1981-10-01 00:00:00

abstract：:Separation of 13-hydroperoxylinoleic acid or 13-hydroperoxylinolenic acid from linoleic acid or linolenic acid, respectively, was carried out easily and quickly by high performance liquid chromatography on porous polymer gel (TSK-Gel LS-140) using n-hexane/ethanol as an eluent. An eluent containing a large amount of n...

journal_title：Journal of biochemistry

authors： Aoshima H

更新日期：1977-08-01 00:00:00

abstract：:Phospholipase A2 inhibitor (PLI) was purified from the blood plasma of Chinese Mamushi, Agkistrodon blomhoffii siniticus, by sequential chromatography on Sephadex G-200, Mono Q, and Blue-Sepharose CL-6B columns. The purified PLI was a glycoprotein with an apparent molecular mass of 75 kDa and was composed of a single ...

journal_title：Journal of biochemistry

authors： Ohkura N,Inoue S,Ikeda K,Hayashi K

更新日期：1993-04-01 00:00:00

abstract：:Autotaxin (ATX) is an ecto-enzyme responsible for lysophosphatidic acid (LPA) production in blood. ATX is present in various biological fluids such as cerebrospinal and seminal fluids and accounts for bulk LPA production in these fluids. ATX is a member of the nucleotide pyrophosphatase/phosphodiesterase (NPP) family ...

journal_title：Journal of biochemistry

authors： Nakanaga K,Hama K,Aoki J

更新日期：2010-07-01 00:00:00

abstract：:The existence of specific binding proteins for alpha-casein, a well-known potent chemoattractant, on guinea pig peritoneal macrophages was demonstrated. Binding of 3H-alpha-casein to macrophages was found to be specific and reversible. Its association constant and the number of binding sites were 5.0 X 10(-6) M and 7....

journal_title：Journal of biochemistry

authors： Katagiri T,Adachi I,Terao T,Osawa T

更新日期：1980-05-01 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：:We studied the effect of Ca2+ on the reactivities of two SH groups of DTNB light chain (Cys 128 and Cys 157) using a fluorogenic thiol reagent. It was found that a Ca2+-induced change in reactivity occurred only with Cys 128 when the light chain was in an isolated state, whereas it occurred with both Cys 128 and Cys 1...

journal_title：Journal of biochemistry

authors： Yamamoto K,Honjo R,Sekine T

更新日期：1980-01-01 00:00:00

abstract：:Using the mRNA differential display technique and Western blot analysis, the present study demonstrates that induction of KAR2 occurs when misfolded membrane-bound cytochrome P450, mutated in its cytosolically exposed domain, is expressed in Saccharomyces cerevisiae. Using various KAR2 promoter constructs in front of ...

journal_title：Journal of biochemistry

authors： Zimmer T,Ogura A,Ohta A,Takagi M

更新日期：1999-12-01 00:00:00

abstract：:The effects of pH on the thermodynamic properties of the proton-translocating cyclic electron transfer system in a purple photosynthetic bacterium Chromatium vinosum were studied. Two thermodynamic parameters, the flux (Je) and force (deltamue) of the electron transfer process, were analyzed. The rate of electron tran...

journal_title：Journal of biochemistry

authors： Arata H,Nishimura M

更新日期：1979-02-01 00:00:00

abstract：:Using glycerol gradient centrifugation, the molecular sizes of porcine (2'-5')oligoadenylate synthetases (2-5A synthetases) were estimated. The 2-5A synthetase purified from pig spleen was about 150 kDa, while the enzyme extracted from nuclei of Newcastle disease virus-infected pig epithelial cells (SK-h) was about 20...

journal_title：Journal of biochemistry

authors： Shimizu N,Sokawa Y,Sokawa J

更新日期：1984-06-01 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 juvenile visceral steatosis (JVS) mouse is a novel mutant animal for studying systemic carnitine deficiency. The importance of the model has been pointed out in carnitine-deficient cardiac hypertrophy, since cardiomyopathy has been often improved after oral carnitine therapy in human systemic carnitine deficiency....

journal_title：Journal of biochemistry

authors： Uenaka R,Kuwajima M,Ono A,Matsuzawa Y,Hayakawa J,Inohara N,Kagawa Y,Ohta S

更新日期：1996-03-01 00:00:00