Báo cáo khoa học: The N-glycans of yellow jacket venom hyaluronidases and the protein sequence of its major isoform in Vespula vulgaris pdf

... The N-glycans of yellow jacket venom hyaluronidases and the protein sequence of its major isoform in Vespula vulgaris Daniel Kolarich1, Renaud Le´onard1, Wolfgang Hemmer2 and Friedrich ... clarify the question regarding the signiﬁcance of hyaluronidase-based cross-reactions between wasp and honeybee venom. Furthermore, the individual role of the two isoforms for binding of IgE of insect ... occurs in the known protein sequence. The N termi-nus was obtained by Edman sequencing. The peptide stretches chosen for primer design are underlined. In the actual protein alignment, the new isoform, ...

Báo cáo khoa học: "Ranking Algorithms for Named–Entity Extraction: Boosting and the Voted Perceptron" pdf

... marks in the candidate, to be the index of the next (matching) double quotation marks if they ap-pear in the candidate. Additionally, deﬁne to be the index of the last word beginning with a lowercase ... are often seen surroundedby quotes. For example, The Day They Shot JohnLennon”, the name of a band, appears in the runningexample. Deﬁne to be the index of any double quo-tation marks in the ... ap-peal of these methods is that their training criterionis often discriminative, attempting to explicitly push the score or probability of the correct structure foreach training sentence above the...

Báo cáo khoa học: "Natural Language Front-Ends to Databases: Design and the Customisation Bottleneck" pdf

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Báo cáo khoa học: "Discriminative Language Modeling with Conditional Random Fields and the Perceptron Algorithm" pptx

... is the WER at the iteration with the best objective function value in the interval (x-20,x]. the CRF algorithm. In the ﬁrst two trials, the trainingset consists of the pruned lattices, and the ... approximation to the gradient of α0, and the CRF algorithm using an exactgradient of α0. Table 2 shows these times in hours. Be-cause of the frequent update of the weights in the model, the perceptron ... training and applying a discriminative language model over alln-grams seen in the training data (in either correct or in- correct transcriptions) may be computationally very de-manding. One training...

Báo cáo khoa học: Poneratoxin, a neurotoxin from ant venom Structure and expression in insect cells and construction of a bio-insecticide pot

... [10]. The gene has not been character-ized and nothing is known of the toxin processing duringsynthesis and secretion into the venom reservoir.A peptide was synthesized using the published amino ... estimate the paralyzing activity of these neurotoxins, the larvae were injected with synthetic and recombinantponeratoxins as well as the P. clavata venom containing anequivalent amount of poneratoxin ... obtained aftersimulated annealing procedure, indicating the high quality of the obtained model. The average structure of the peptideis presented in the sausage model (Fig. 5A). The radius of the...

Tài liệu Báo cáo khoa học: Functional interaction between RNA helicase II⁄Gua and ribosomal protein L4 pptx

... tryptophan,leucine, and histidine indicates interaction of the twoproteins (Fig. 1B, right). The specificity of Gua–RPL4interaction is shown by the inability of the yeast clonesthat harbor RPL4 and p68, ... activity and GTP-stimu-lated RNA foldase activity [17–19]. The presence of both RNA unwinding and RNA folding activities in two distinct domains of the same protein highly sug-gests a role of Gua in ... molecularanalysis of specific factors involved should provide aclearer understanding of the function of the Gua–RPL4 interaction and its significance in a more inclu-sive picture of the ribosome biogenesis in...

Báo cáo khoa học: Speciﬁc biomarkers for stochastic division patterns and starvation-induced quiescence under limited glucose levels in ﬁssion yeast docx

... containing the same amount (111 mM) of glucose (right). The cell number increase and the level of glucose remaining in the liquid culture were measured at 26 °C for 14 h. (B) Comparison of the ... changes in cell length byfollowing a number of cell lineages. In 111 and 4.4 mmglucose, each of three examples of lineages indicatedthat the division patterns of mother–daughter–grand-daughter ... animportant role in the maintenance of S. pombe cells in that glucose condition, and assist in the characteriza-tion of other conditions in future research by compar-ing their levels. High-energy...

Tài liệu Báo cáo khoa học: High-afﬁnity ligand binding by wild-type/mutant heteromeric complexes of the mannose pptx

... Seurin D, Segovia-Quinson B, Hardouin S& Binoux M (1986) Analysis of serum insulin-like growthfactor binding proteins using western blotting: use of the method for titration of the binding ... binding must only be a localeffect because binding of PMP-BSA, which binds toother sites in the ectodomain of these heterodimers,resulted in the predicted amount of ligand binding.This loss of ... side of the dimer. Overall, the analysis of IGF-II binding in such receptor dimerssuggests that each half of the dimer is capable of binding IGF-II independently of the ligandoccupancy of the...

Tài liệu Báo cáo khoa học: "An Information-Theory-Based Feature Type Analysis for the Modelling of Statistical Parsing" docx

... headword of the node. In the following, the units of PIQ are bits. ConclusionAmong the feature types in the same structuralposition of the parsing tree, the predictiveinformation quantity of lexical ... sequence containing the leaf nodes of the partial parsingtree rooted by the current node, representing the final objectives to be derived from the currentnode.4.2 The corpus used in the experiment The ... feature typeY= the second word in the objective word sequence 3.0071 ConclusionEither of the predictive information quantity of the first word and the second word in the objective word sequence...

Tài liệu Báo cáo khoa học: Phenol hydroxylase from Acinetobacter radioresistens S13 Isolation and characterization of the regulatory component docx

... monitored by the reduction of cytochrome c in the presence of NADH at 550 nm [1]. Protein determination Protein content was determined by the Bradford test [20],using bovine serum albumin as standard.PHI ... by the Lovenberg [23] and Beinert analyses [24] which failed to show iron- or sulfur-containing redox-centres in the pure protein. In agreementwith these ﬁndings, the emission spectrum of PHI,determined ... signiﬁcant, suggesting that the catalytic activity of PHRdoes not depend on the presence of the regulatory protein. Fig. 2. MALDI-TOF spectrum of PHI. The protein was dissolved in 70% acetonitrile/water...

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