Báo cáo khoa học: "ON THE SUCCINCTNESS PROPERTIES OF UNORDERED CONTEXT-FREE GRAMMARS" ppt

Báo cáo khoa học: On the aggregation properties of FMRP – a link with the FXTAS syndrome? pot

... FXR1P and FXR2P. The regions predicted as ﬁbrillo-genic by the WALTZ software [40] are indicated as red crosses.Fig. 2. Summary of the modular structure of FXR proteins (A) and of the constructs ... average diameter of 10 nm (Fig. 6D).They also clustered together and were often found tobe decorated with the uranyl acetate stain. Takentogether these results conﬁrm a marked tendency of FXR constructs ... exist in the cell as part of large molecu-lar assemblies. When produced in isolation, they havean elevated tendency to self-associate.To further characterize the nature of aggregation of FXR...

Tài liệu Báo cáo khoa học: Understanding the binding properties of an unusual metal-binding protein ) a study of bacterial frataxin pdf

... resonanceswithout the concomitant appearance of other signalsin other parts of the spectrum. This result could be aconsequence of the paramagnetic properties of Fe(II),or it might arise from the presence of ... Fe3+Addition of Fe2+induced the displacement of severalresonances in the [1H,15N]-HSQC NMR spectrum of CyaY, but the most striking consequence of the addi-tion was the total disappearance of speciﬁc ... from the other. Disappearance of someresonances without the obvious appearance of new sig-nals suggests the presence of an intermediate rate-exchanging equilibrium between the resonances of the metal-bound...

Tài liệu Báo cáo khoa học: "ON THE AUTOMATIC TRANSFORMATION OF CLASS MEMBERSHIP CRITERIA" docx

... checks whether required components of the definition of the class are also present in the description of the instance. This also permits easy representation of modifications to the definition, ... irrelevant to the matching process. The transformation is performed by means of a process of ~ inmtRntlat~nn OF the deflnition the translation of the de/initlon f~'om a set of criteria ... characterization is being sought, or the modification of the criteria by means of which a characterization is found. The choice between these two responses (or of the way in which they are combined) appears...

Tài liệu Báo cáo khoa học: "ON THE SYNTACTIC-SEMANTIC OF BOUND ANAPHORA ANALYSIS" potx

... takes its place at the top level of the restriction part of the every-NP, the in- definite should count as a proper ante- cedent for the pronoun on the reading where the every-NP takes ... slightly different way. The two readings of (7) do not differ in the relative scope order of two quantifiers. Rather, the difference is that on the narrow scope reading, the discourse referent ... wide-scope reading of the existential NP a book. The former corresponds to the constituent structure of (7), the latter is due to a "delayed application" of the existential NP,...

Báo cáo khoa học: "ON THE SPATIAL USES OF PREPOSITIONS" docx

... less on the rlght axis of the desk. And, in the figure below, A ls to tAe right of B only in the absence of C. The location of A must be contrasted with that of similar objects in the relevant ... vertex itself, 2. 9. (~THERS Many uses of the prepositions cannot be explained in terms of any of the above factors. One then needs a description of the context of use at a rather specific level. ... below), the base axes are Identical to those of the point of observation. If the point of observation Is away from the reference object (figure B), the base axes are a mirror iMge of those of the...

Báo cáo khoa học: "On the Computational Complexity of Dominance Links in Grammatical Formalisms" doc

... the control wordp1p2· · · ppis a permutation of a member of W∗and the dominance relations of W hold in the as-sociated derivation tree. The language L(G) of an UVG-dl G is the set of ... formalized as asubset of Σ∗. Let Nndenote the set of vectors of positive integers of dimension n. The i-th compo-nent of a vector x in Nnis x(i), 0 denotes the nullvector, 1 the vector with ... 5.Notations In the following, Σ denotes a ﬁnite al-phabet, Σ∗ the set of ﬁnite sentences over Σ, and ε the empty string. The length of a string w is noted|w|, and the number of occurrence of a symbol...

Tài liệu Báo cáo khoa học: "Understanding the Semantic Structure of Noun Phrase Queries" pptx

... bestIM:Type full timeIM:Title the godfatherOther the, in, that Other the, in, that Other the, in, thatTable 3: Label sets and their respective query segment examples for the intent class Movie, Job ... goal of this work is to identify the semantic labels of IMs,i.e., the attribute names they implicitly refer to. Weuse Acto denote the set of IM semantic labels for the intent class c.OtherAdditionally, ... wonderland 2010 cast”: (1) the Title of the movie is “alice in wonderland”; and(2) the Year of the movie is “2010”. Interestingly, the user does not explicitly specify the attributenames, i.e.,...

Tài liệu Báo cáo khoa học: "Evaluating the Inferential Utility of Lexical-Semantic Resources" ppt

... supported by the Negev Consortium of the Israeli Ministry of Industry, Trade and Labor, the PASCAL-2 Network of Excellence of the Eu-ropean Community FP7-ICT-2007-1-216886 and the Israel Science ... First is the “lexical context” specifying the meanings of the text’s words. A rules is applicable in a certain con-text only when the intended sense of its LHS termmatches the sense of that ... non-substitutable, i.e. the RHS of the rule is unlikely to have the exact samerole in the text as the LHS. Many inference sys-tems perform rule-based transformations, substi-tuting the LHS by the RHS. This...

Báo cáo khoa học: Spectroscopic and kinetic properties of the horseradish peroxidase mutant T171S Evidence for selective effects on the reduced state of the enzyme potx

... potential of the mutant. It is concluded that the unusual properties of the Thr171Ser mutant reﬂect the loss of a structural restraint in the proximal haem pocket that allows ‘slippage’ of the proximal ... demonstrated the ‘sensitivity’ of the proximal region in determining the electronicand structural properties of the haem pocket.In the present study we attempt to obtain furtherinsights into the extent ... comparison of the electronic absorptionand RR spectra of the wild type and Thr171Ser eitherin the presence of the aromatic donor BHA or atalkaline pH. Addition of saturating amounts of BHAdid...

Tài liệu Báo cáo khoa học: On the mechanism of action of the antifungal agent propionate Propionyl-CoA inhibits glucose metabolism in Aspergillus nidulans doc

... propionyl-CoA in the DmcsA-strain, the activity of methylisocitrate lyase is twice as high than that of the wild-type. The addition of acetate to these media notonly lowered the propionyl-CoA ... for the initial decrease of the oxalo-acetate concentration in t he equilibrium due to the accumulation of NADH [25]. Lineweaver–Burk diagramswere obtained b y use of the worksheet of the programEXEL98 ... branch of the pentose phosphate pathway. Thiswas determined by the use of glucose-6-phosphate as the substrate and NADP as the hydrogen acceptor. Due to the use of cell-free extracts, not only the...

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