Báo cáo khoa học: In vitro analysis of the relationship between endonuclease and maturase activities in the bi-functional doc

... explain the complete inability of a saturating amount of DNA substrateto inhibit RNA splicing (Fig. 6B) and therefore it seemsreasonable to make the working hypothesis that the RNA and DNA binding ... homing endonuclease; RNA binding protein; DNA sliding; RNA splicing.Group I and group II introns frequently contain openreading frames (ORFs), which are either free-standingwithin the intron ... group I intron splicing. RNA 8,412–425.1554 W. J. Geese et al.(Eur. J. Biochem. 270) Ó FEBS 2003 In vitro analysis of the relationship between endonuclease and maturase activities in the bi-functional...

Báo cáo khoa học: Comprehensive sequence analysis of horseshoe crab cuticular proteins and their involvement in transglutaminase-dependent cross-linking potx

... (Fig. 6). In mammals,insulin-like growth factor-binding proteins, which con-tain the IGFBP motif, modulate the actions of the insulin-like growth factors in endocrine, paracrine, and autocrine systems ... Y9), and repeats of the di- and tri-peptide sequences QQ and QQQ were observed in the amino terminal sequences of basic QH proteins 4 and 10.Nucleotide sequences of HMM chitin-bindingproteinscDNA ... The abundance of Hisresidues in the basic QH proteins therefore raises the possibility that these proteins play an important role in maintenance of the integrity of the exoskeleton.A cDNA of...

Tài liệu Báo cáo khoa học: "A Statistical Analysis of Morphemes in Japanese Terminology" docx

... Rf, with changing N, express the changes of the status of the morphemes of each type in the terminology. In terminology, Pf can be interpreted as the probability of in- corporating new conceptual ... characteristics in the frame sample. 640 On the other hand, Pf and Rf express the quantitative status of the morphemes of each type as a mass in terminology. So the transi- tions of Pf and Rf, ... nature of the sample. Located in the intersection of these two backgrounds, the aim of the present study is twofold, i.e. (1) to introduce a quantitative framework in which the dynamic nature of...

Tài liệu Báo cáo khoa học: Elementary modes analysis of photosynthate metabolism in the chloroplast stroma ppt

... uptake into the regenerative limb of the cycle resulting in the synthesis of ribulose 1,5-bisphosphate,continuing the cycle. In eukaryotic organisms the Calvin cycle is located within the chloroplast ... sedoheptulose-1,7-bisphosphatase.DiscussionOne of the original goals motivating this structural inves-tigation of the Calvin cycle was to determine whether or not the traditional reactions of the Calvin cycle are capable of sustaining ... the complete absence of experimental error. The disadvantages of kinetic modelling stem primarily from the uncertainty in the deﬁnition of the kinetics, both in terms of the form that the rate equation...

Báo cáo khoa học: "A Computational Analysis of Complex Noun Phrase in Messages" docx

... descriptive, naming parts in terms of their function and relation to other parts, and also describing the status of parts and other objects in the sublanguage. Domain specific information can ... COMPRESSION IN NOUN PHRASES We can recognize the sources of text compression by two means: (1) comparing a full grammar of the standard language to that of the domain in which we are working, 505 and ... Complex noun sequences like these can cause major prob- lems in processing, since the proper bracketing requires an understanding of the semantic/syntactic relations between the components. [Lehrberger...

Tài liệu Báo cáo khoa học: Glycomics-based analysis of chicken red blood cells provides insight into the selectivity of the viral agglutination assay docx

... as the degree and extent of branching and the relativeabundance of a2 ﬁ 3 and a2 ﬁ 6 terminal sialic acids between cRBCs and HBEs, the present study providesinsights into the inability of some human-adapted ... protons of GlcNAc, and the H3-equitorial and H3-axial protons of N-glycolylneuraminic acid[23–26]. The 1H-NMR spectrum of cRBCs within the region of interest is shown in Fig. 3 and the list of important ... difference in the ability of SC18 and Alb58 HA to agglutinate cRBC isexplained by minimal presence of sialylated glycanswith poly-lactosamine repeats in the cRBCs. Alb58 on the other hand binds to...

Tài liệu Báo cáo khoa học: NMR structural characterization of HIV-1 virus protein U cytoplasmic domain in the presence of dodecylphosphatidylcholine micelles doc

... FEBSretained in the centre of the interhelical linker and at the C-terminus of micelle-associated VpUcyt.Position of VpUcyt relative to the micelleNMR signal intensities of individual VpUcyt ... phosphorylation of VpU residuesS53 and S57 by casein kinase type II [62]. These twoserines are located in the interhelical linker, whichretains a high degree of structural ﬂexibility upon the addition of ... cytoplasmic helix 2 and the ﬁve C-ter-minal residues of VpU are essential for CD4 binding and degradation [63]. In particular, an interaction between the cytoplasmic domains of CD4 and VpU isno longer...

Tài liệu Báo cáo khoa học: "Portable Translator Capable of Recognizing Characters on Signboard and Menu Captured by Built-in Camera" docx

... we take the mid-dle approach: the user speciﬁes the beginning and ending of the character string to be recognized and translated. In Figure 3, circles on both ends of the string denote the user ... points, assumedto lie close to the centers of the end characters, the automatic location module determines the size and position of the characters in the string. Since the characters have their ... sightseeingspots, and the names and prices of dishes in restau-rants. They are often written in just the mothertongue of the host country and are not always ac-companied by pictures. Therefore, tourists...

Tài liệu Báo cáo khoa học: A comparative analysis of the time-dependent antiproliferative effects of daunorubicin and WP631 pdf

... mayexplain the differences in drug efﬁcacy between the mono-intercalating anthracyclines and the more sequence-selectivebisanthracycline WP631. To gain further insight into the causes of the distinct ... behavior of daunorubicin and WP631,we compared the intracellular accumulation of these com-pounds in Jurkat T cells overtime. We also examined the rate and overall level of cell killing by either ... ﬂowcytometry according to procedures described in [23]. The capacity of daunorubicin and WP631 to produce celldeath was determined by monitoring the decline in the number of cells originally cultured....

Báo cáo khoa học: Structure ⁄function analysis of spinalin, a spine protein of Hydra nematocysts doc

... showed that the spinalin of the ﬁrstpeak migrates as a double band in the gel, with oneband running at a similar position to spinalin in the reduced form, and the other band running slightly ... spinalin predominantly on the spines of the desmoneme tubule (Fig. 1C). Interest-ingly, the tubule surface showed some staining also.This may indicate that spinalin is integrated here in the ... position 243 at the acidic C-terminus of the protein is not occupied. MS of the nonreduced protein showed a mass of 23 700.0 Da. The difference between the molecularmasses of the reduced and nonreduced...

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