Properties of gamma-aminobutyraldehyde dehydrogenase from Escherichia coli.

abstract：:Diadenosine 5',5'''-p1,p4-tetraphosphate (Ap4A) alpha, beta-phosphorylase from yeast Saccharomyces cerevisiae catalyzes two reactions: Ap4A cleavage and nucleoside diphosphate--phosphate (NDP-Pi) exchange. In both reactions phosphate can be substituted by arsenate, chromate, molybdate, tungstate or vanadate. In the pr...

journal_title：Biochimie

authors： Guranowski A,Blanquet S

更新日期：1986-05-01 00:00:00

abstract：:In this study, peptidomics and genomics analyses were used to study antimicrobial peptides from the skin of Hylarana spinulosa. Twenty-nine different antimicrobial peptide precursors were characterized from the skin of H. spinulosa, which produce 23 mature antimicrobial peptides belonging to 12 different families. To ...

journal_title：Biochimie

authors： Yang X,Hu Y,Xu S,Hu Y,Meng H,Guo C,Liu Y,Liu J,Yu Z,Wang H

更新日期：2013-12-01 00:00:00

abstract：:An immunological demonstration of alpha-fetoprotein (AFP) in uterine cytosol from immature rats is reported. The identity between serum AFP and the estrogen binding 4.5 S macromolecular complex of uterine cytosol was demonstrated by the use of a specific immunoadsorbent to AFP. Analysis of the sedimentation profile ...

journal_title：Biochimie

authors： Aussel C,Uriel J,Michel G,Baulieu EE

更新日期：1974-01-01 00:00:00

abstract：:Diabetic cardiomyopathy is related to oxidative stress and correlated with the presence of advanced glycation end products (AGEs). In a clinical setting, AGEs can be detected in patients presenting diabetic cardiomyopathy; however, the underlying mechanism has yet to be elucidated. In our previous study, AGEs increase...

journal_title：Biochimie

authors： Ko SY,Chang SS,Lin IH,Chen HI

更新日期：2015-11-01 00:00:00

abstract：:The four known ID proteins (ID1-4, Inhibitor of Differentiation) share a homologous helix loop helix (HLH) domain and act as dominant negative regulators of basic-HLH transcription factors. ID proteins also interact with many non-bHLH proteins in complex networks. The expression of ID proteins is increasingly observed...

journal_title：Biochimie

authors： Sharma P,Chinaranagari S,Chaudhary J

更新日期：2015-05-01 00:00:00

abstract：:L-aromatic aminoacid decarboxylase has been purified more than thousand times from homogenates of rat brain, in several steps : centrifugation, DEAE-cellulose, CM cellulose, hydroxylapatite, DEAE sephadex. Its properties have been studied, most of them on an intermediate fraction of the purification, because of the in...

journal_title：Biochimie

authors： Corgier M,Pacheco H

更新日期：1975-01-01 00:00:00

abstract：:Direct demonstration of the reversible dissociation of native dimeric methionyl-tRNA synthetase from E. coli has been obtained using small angle neutron scattering and deuterated enzyme. Structural parameters of the fully deuterated dimer are very similar to the hydrogenated one. Analysis of the variations of the inte...

journal_title：Biochimie

authors： Dessen P,Zaccai G,Blanquet S

更新日期：1985-06-01 00:00:00

abstract：:Alteration of the epigenome is associated with a wide range of human diseases. Therefore, deciphering the pathways that regulate the epigenetic modulation of gene expression is a major milestone for the understanding of diverse biological mechanisms and subsequently human pathologies. Although often evoked, little is ...

journal_title：Biochimie

authors： Ottaviani A,Gilson E,Magdinier F

更新日期：2008-01-01 00:00:00

abstract：:Affinity chromatography on cross-linked starch affords a simple and rapid procedure for alpha-amylases (EC 3.2.1.1.) purification. When starch is cross-linked in alkaline medium by epichlorhydrin in the conditions described, the insoluble polysaccharide obtained is able to retain specifically the alpha-amylase which i...

journal_title：Biochimie

authors： Weber M,Foglietti MJ,Percheron F

更新日期：1976-01-01 00:00:00

abstract：:We previously reported that the rRNA methyltransferases RsmI and RsmH, which are responsible for cytidine dimethylation at position 1402 of 16S rRNA in the decoding center of the ribosome, contribute to Staphylococcus aureus virulence. Here we evaluated other 16S rRNA methyltransferases, including KsgA (RsmA), RsmB/F,...

journal_title：Biochimie

authors： Kyuma T,Kizaki H,Ryuno H,Sekimizu K,Kaito C

更新日期：2015-12-01 00:00:00

abstract：:Catalase (E.C 1.11.1.6) was purified from leaves of Zandedeschia aethiopica to apparent homogeneity by a one-step hydrophobic interaction chromatography on a phenyl Sepharose CL-4B column. The purified enzyme preparation was obtained with a final recovery of enzyme activity of about 61% and a specific activity of 146 ...

journal_title：Biochimie

authors： Trindade H,Karmali A,Pais MS

更新日期：1988-12-01 00:00:00

abstract：:Flavodoxins are one domain alpha/beta electron transfer proteins that participate in photosynthetic reactions. All flavodoxins carry a molecule of flavin mononucleotide (FMN), non-covalently bound, that confers redox properties to the protein. There are two structurally distinct flavodoxins, short ones and long flavod...

journal_title：Biochimie

authors： Maldonado S,Lostao A,Irún MP,Férnandez-Recio J,Gustavo Genzor C,Begoña González E,Rubio JA,Luquita A,Daoudi F,Sancho J

更新日期：1998-10-01 00:00:00

abstract：:Binding of indoloquinolines with different aliphatic side chains to a parallel G-quadruplex derived from the MYC promoter sequence was characterized by optical and calorimetric measurements. ITC experiments performed at different temperatures enabled the determination of molar heat capacity changes upon quadruplex bin...

journal_title：Biochimie

authors： Funke A,Weisz K

更新日期：2019-02-01 00:00:00

abstract：:Adenosine to inosine (A-to-I) modification by the ADAR (adenosine deaminase that acts on RNA) enzymes perform the most common type of RNA editing in metazoans. ADARs use double stranded RNA as substrates but allow interruptions of bulges and loops in the structure. It is well known that these enzymes can use messenger...

journal_title：Biochimie

authors： Ohman M

更新日期：2007-10-01 00:00:00

abstract：:Polysialylated neural cell adhesion molecule (NCAM) was immunoaffinity-purified from the brains of newborn calves. A degree of polymerization of up to 40 was chromatographically determined for released polysialic acid (PSA) chains. For characterization of N-glycan structures and attachment sites, PSA-NCAM was digested...

journal_title：Biochimie

authors： Wuhrer M,Geyer H,von der Ohe M,Gerardy-Schahn R,Schachner M,Geyer R

更新日期：2003-01-01 00:00:00

abstract：:Although a 30 kDa polypeptide frequently is seen by sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE) analysis of post mortem (pm) skeletal muscle and in turn is used as an indicator of proteolysis, its origin has not been conclusively identified. We used antibodies to selected myofibrillar proteins...

journal_title：Biochimie

authors： Ho CY,Stromer MH,Robson RM

更新日期：1994-01-01 00:00:00

abstract：:The thyroid hormones L-thyroxine and triiodo-L-thyronine have profound effects on postembryonic development of most vertebrates. Analysis of their action in mammals is vitiated by the exposure of the developing foetus to a number of maternal factors which do not allow one to specifically define the role of thyroid hor...

journal_title：Biochimie

authors： Tata JR

更新日期：1999-04-01 00:00:00

abstract：:RNA editing alters genomically encoded cytidines to uridines posttranscriptionally in higher plant mitochondria. Most of these editing events occur in translated regions and consequently alter the amino acid sequence. In Oenothera berteriana more than 500 editing sites have been detected and the total number of editin...

journal_title：Biochimie

authors： Yu W,Fester T,Bock H,Schuster W

更新日期：1995-01-01 00:00:00

abstract：:Recently a method was proposed which permits the extraction of the exact interatomic distance information from the measurement of the evolution of a single cross-peak relative to the mixing time in a NOESY experiment. This is performed through a careful multi-exponential analysis allowing the extraction of the relaxat...

journal_title：Biochimie

authors： Reisdorf C,Malliavin TE,Delsuc MA

更新日期：1992-09-01 00:00:00

abstract：:When ribosomes encounter mRNAs lacking stop codons, two quality-control machineries, NSD for nonstop mRNA decay and ribosome quality control (RQC) for co-translational degradation of the nonstop protein by the proteasome, are triggered to eliminate aberrant molecules. In yeast, it is known that Dom34 (a homolog of eRF...

journal_title：Biochimie

authors： Kashima I,Takahashi M,Hashimoto Y,Sakota E,Nakamura Y,Inada T

更新日期：2014-11-01 00:00:00

abstract：:Total poly (A+) RNA has been extracted from rat pheochromocytoma and translated in vitro by means of a reticulocyte lysate system. We show that two antisera, prepared against pig kidney DOPA decarboxylase (DDC) or rat pheochromocytoma DDC, immunoprecipitate an in vitro synthetized 50 kDa polypeptide identified as DDC ...

journal_title：Biochimie

authors： Bruneau G,Krieger-Poullet M,Coge F,Borri-Voltattorni C,Gros F,Thibault J

更新日期：1990-01-01 00:00:00

abstract：:After treatment of L929 cells, a murine fibrosarcoma line, with tumor necrosis factor (TNF), a nuclear kappa B-like transcription factor is rapidly induced as identified by gel shift mobility assays using the kappa B-responsive sequence of the immunoglobulin or interleukin-6 (IL-6) genes as a DNA probe. When induction...

journal_title：Biochimie

authors： Patestos NP,Haegeman G,Vandevoorde V,Fiers W

更新日期：1993-01-01 00:00:00

abstract：:We are here reporting that calpain-1 is a constitutive component of a distinct lipid raft/caveolin-1 microdomain isolated from bEnd5 cells in association with endothelial nitric oxide synthase (eNOS) and heat shock protein 90 (HSP90). Perturbations in intracellular calcium concentration by Ca2+-ionophore A23187 or pro...

journal_title：Biochimie

authors： Martines A,Stifanese R,Faelli EL,Perasso L,Melloni I,Ruggeri P,Averna M

更新日期：2017-02-01 00:00:00

abstract：:A key target in the treatment of HIV-1/AIDS has been the viral protease. Here we first studied in silico the evolution of protease resistance. Primary active site resistance mutations were found to weaken interactions between protease and both inhibitor and substrate P4-P4' residues. We next studied the effects of sec...

journal_title：Biochimie

authors： Laco GS

更新日期：2015-11-01 00:00:00

abstract：:The cellular concentration of cyclic nucleotides is largely dependent upon the activity of the enzymatic system responsible for their degradation: cyclic nucleotide phosphodiesterase. This enzymatic system thus plays a crucial role in the regulation of the multiple functions which are modulated by cyclic nucleotides i...

journal_title：Biochimie

authors： Nemoz G,Prigent AF

更新日期：1984-02-01 00:00:00

abstract：:Aptamers are short single-stranded nucleic acid molecules that are selected in vitro from a large random sequence library based on their high and specific affinity to a target molecule by a process known as SELEX. Cell-SELEX that employs whole living cells overexpressing the defined cell surface proteins (for selectio...

journal_title：Biochimie

authors： Takahashi M,Sakota E,Nakamura Y

更新日期：2016-12-01 00:00:00

abstract：:Microsomal membranes from potato tubers were extracted by acetone solutions of increasing concentrations (5, 10, 15, 20, 30, 40, 50, 70 and 90 p. cent). Microsomal lipids were progressively extracted: acetone concentrations exceeding 30 p. cent extracted large amounts of membraneous phospholipids (figure). Lipid extra...

journal_title：Biochimie

authors： Jolliot A,Demandre C,Mazliak P

更新日期：1978-01-01 00:00:00

abstract：:Identification of proteoglycans in two human malignant mesothelioma cell lines, one with epithelial differentiation and the other with fibroblast-like phenotype, and the effects of epidermal (EGF), insulin-like (IGF-I) and platelet-derived (PDGF-BB) growth factors on the synthesis of hyaluronan (HA) and proteoglycans ...

journal_title：Biochimie

authors： Syrokou A,Tzanakakis GN,Hjerpe A,Karamanos NK

更新日期：1999-07-01 00:00:00

abstract：:The expression of serotonin (5-HT) in the retina was first reported in the sixties. The detection of vesicular monoamine transporter and serotonin receptors in several retinal cells confirm that 5-HT is playing a neuromodulatory role in this structure. Whereas signaling pathways activated by 5-HT receptor binding has ...

journal_title：Biochimie

authors： Masson J

更新日期：2019-06-01 00:00:00

abstract：:About 150 participants attended the symposium organised at the Palais de la Bourse in Bordeaux, France on September 22-23, 2017. Thirty speakers from all over the world delivered lectures covering selection processes, aptamer chemistry and innovative applications of these powerful tools that display major advantages o...

journal_title：Biochimie

authors： Toulmé JJ,Azéma L,Darfeuille F,Dausse E,Durand G,Paurelle O

更新日期：2018-02-01 00:00:00