Tài liệu Báo cáo Y học: Novel complexes of mammalian translation elongation factor eEF1AÆGDP with uncharged tRNA and aminoacyl-tRNA synthetase potx

Tài liệu Báo cáo Y học: Novel complexes of mammalian translation elongation factor eEF1AÆGDP with uncharged tRNA and aminoacyl-tRNA synthetase potx

Tài liệu Báo cáo Y học: Novel complexes of mammalian translation elongation factor eEF1AÆGDP with uncharged tRNA and aminoacyl-tRNA synthetase potx

... Novel complexes of mammalian translation elongation factor eEF1AÆGDP with uncharged tRNA and aminoacyl -tRNA synthetase Implications for tRNA channeling Zoya M. Petrushenko, Tatyana V. ... tRNA Phe accelerated eEF1AÆGDP binding to the enzyme. A possible role of these stable novel ternary and quaternary complexes of eEF1AÆGDP with tRNA and ARS in th...
Ngày tải lên : 21/02/2014, 15:20
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Tài liệu Báo cáo Y học: Divergent members of a soybean (Glycine max L.) 4-coumarate:coenzyme A ligase gene family potx

Tài liệu Báo cáo Y học: Divergent members of a soybean (Glycine max L.) 4-coumarate:coenzyme A ligase gene family potx

... induction of phenylalanine ammonia-lyase and chalcone synthase mRNAs during fungus infection of soybean (Glycine max L.) r oots or elicitor treatment of soybean cell cultures at the onset of phyto- alexin ... suitably ring-substituted cinnamoyl CoA esters as substrates (Fig. 6 ). However, phenyl ring modification involving hydroxylation and O-methylation can basically occur by diff...
Ngày tải lên : 22/02/2014, 04:20
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Tài liệu Báo cáo Y học: Novel bradykinins and their precursor cDNAs from European yellow-bellied toad (Bombina variegata) skin potx

Tài liệu Báo cáo Y học: Novel bradykinins and their precursor cDNAs from European yellow-bellied toad (Bombina variegata) skin potx

... This sensitivity is well within the capability of the ES-MS system employed. The primary structural diversity displayed within amphibian skin bradykinins may not simply be due to phylogenetic differences ... standardization of each synthetic peptide was achieved by acid hydrolysis of a known gravimetric quantity of lyophilisate followed by amino acid analysis using an Applied Biosyste...
Ngày tải lên : 21/02/2014, 15:20
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Tài liệu Báo cáo khoa học: Novel aspects of heat shock factors: DNA recognition, chromatin modulation and gene expression ppt

Tài liệu Báo cáo khoa học: Novel aspects of heat shock factors: DNA recognition, chromatin modulation and gene expression ppt

... trimerization of HSFs is important to establish interactions with the gap- and step-type HSEs. The different types of HSEs result in the induction, by yeast HSFs, of different lev- els of gene expression and ... SNF complexes are recruited to both the pro- moter and coding regions, and histones are acetylated and displaced [56–58]. However, the presence of SAGA and S...
Ngày tải lên : 18/02/2014, 04:20
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Tài liệu Báo cáo Y học: The structures of the lipooligosaccharide and capsule polysaccharide of Campylobacter jejuni genome sequenced strain NCTC 11168 pdf

Tài liệu Báo cáo Y học: The structures of the lipooligosaccharide and capsule polysaccharide of Campylobacter jejuni genome sequenced strain NCTC 11168 pdf

... sugar units was obtained by FAB-MS of the methylated core OS derivative. Figure 2 and Table 3 shows a series of A-type primary glycosyl oxonium ions, and secondary ions, of defined compositions at ... A.M., Wu, Y. , Young, N.M. & Wakarchuk, W.W. (2000) Biosynthesis of ganglioside mimics in Campylobacter jejuni OH4384. Identification of the glycosyltransferase genes, enzymatic...
Ngày tải lên : 21/02/2014, 01:21
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Tài liệu Báo cáo Y học: Identification of a set of genes involved in the biosynthesis of the aminonucleoside moiety of antibiotic A201A from Streptomyces capreolus pdf

Tài liệu Báo cáo Y học: Identification of a set of genes involved in the biosynthesis of the aminonucleoside moiety of antibiotic A201A from Streptomyces capreolus pdf

... genes of the A201A biosyn- thetic pathway, may be related to their counterparts of the puromycin and hygromycin A biosynthetic pathways, respectively. The puromycin biosynthetic gene cluster (pur)from S. ... highly similar to that of the type I (single multifunctional enzymes) and type II (multienzyme systems) polyketide synthetases (PKS; data not shown) [33,34]. In contrast, its si...
Ngày tải lên : 21/02/2014, 01:21
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Tài liệu Báo cáo Y học: Functional analysis of DM64, an antimyotoxic protein with immunoglobulin-like structure from Didelphis marsupialis serum pdf

Tài liệu Báo cáo Y học: Functional analysis of DM64, an antimyotoxic protein with immunoglobulin-like structure from Didelphis marsupialis serum pdf

... potentiated by enzymatic degradation of phospholipids [7,44]. The capacity of DM64 to inhibit the myotoxicity induced by myotoxins I (Asp49) and II (Lys49) from B. asper venom was analyzed in vivo and ... as controls. Phospholipase A 2 activity PLA 2 activity was assayed by incubating 0.1 mL of myotoxin I (20 lg) and increasing amounts of DM64 with 1 mL of an egg yolk suspen...
Ngày tải lên : 21/02/2014, 01:21
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Tài liệu Báo cáo Y học: Dynamic mechanism of nick recognition by DNA ligase ppt

Tài liệu Báo cáo Y học: Dynamic mechanism of nick recognition by DNA ligase ppt

... that are proposed to interact with the 5¢-phosphate moiety of the nick [19,25]. Two of them, Lys238 and Lys240 of T7 DNA ligase (Lys188 and to a lesser extent Lys186 of Chlorella virus DNA ligase) ... ARTICLE Dynamic mechanism of nick recognition by DNA ligase Alexei V. Cherepanov* and Simon de Vries Kluyver Department of Biotechnology, Delft University of Technology, De...
Ngày tải lên : 21/02/2014, 01:21
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Tài liệu Báo cáo Y học: The effects of ring-size analogs of the antimicrobial peptide gramicidin S on phospholipid bilayer model membranes and on the growth of Acholeplasma laidlawii B ppt

Tài liệu Báo cáo Y học: The effects of ring-size analogs of the antimicrobial peptide gramicidin S on phospholipid bilayer model membranes and on the growth of Acholeplasma laidlawii B ppt

... behavior of LMVs composed of dimyristoylglycerophosphocholine (Myr 2 Gro-PCho), dimy- ristoylglycerophosphoethanolamine (Myr 2 Gro-PEtn) and dimyristoylglycerophosphoglycerol (Myr 2 Gro-PGro) by DSC, ... rmcelhan@gpu.srv.ualberta.ca Abbreviations: GS, gramicidin S; Myr 2 Gro-PCho, dimyristoylglycerophosphocholine; Myr 2 Gro-PEtn, dimyristoylglycerophosphoethanolamine; Myr 2 Gro-PGro, di...
Ngày tải lên : 21/02/2014, 01:21
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Tài liệu Báo cáo Y học: A family of expressed antifreeze protein genes from the moth, Choristoneura fumiferana ppt

Tài liệu Báo cáo Y học: A family of expressed antifreeze protein genes from the moth, Choristoneura fumiferana ppt

... as digested with four restriction enzymes. The ®rst panel shows low stringency washes of the CfAFP 337 isoform probe after hybridization. Hybridization and high stringency wash es for probes of isoforms ... stringency, approximately 17 bands (consistent with the number of hybridizing plaques/genome in the library screens) of various intensities could be resolved in the SstI, Hin...
Ngày tải lên : 21/02/2014, 15:20
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