... interconversion rates as a function of time of cold exposure, (b) comparison of the magnitudes of the various interconversion rates, and (c) lineup of the accessions with respect to their metabolic acclimation strategies. ... 1). The rate of net starch synthesis (r CO 2 !Starch )was deter- mined by interpolation of measured starch contents (unit: C 6 ) and calculatio...
Ngày tải lên: 14/02/2014, 22:20
... studies. The high selectivity of the a-conotoxins, together with the possibility of obtaining detailed information on their three dimen- sional structures and the relative ease of synthesis, makes them ... native and heterologously expressed nAChRs The examples presented above clearly demonstrate the usefulness of a-conotoxins in the determination of the structur...
Ngày tải lên: 19/02/2014, 12:20
Tài liệu Báo cáo khoa học: Local stability identification and the role of a key aromatic amino acid residue in staphylococcal nuclease refolding pdf
... structure of the protein. Figure 2 shows the fluorescence spectra of wild-type SNase and the four mutants E142O, K133A, W140A and W140O. The fluorescence spectra of E142O and K133A are similar to that of ... analysis of protein unfolding The DSC curves of the wild-type protein and the mutants K133A, E142O, W140A and W140O are shown in Fig. 3, with their therm...
Ngày tải lên: 20/02/2014, 01:20
Báo cáo khoa học: Interaction between Lim15/Dmc1 and the homologue of the large subunit of CAF-1 – a molecular link between recombination and chromatin assembly during meiosis pot
... activity and invades the homologous double- stranded region of the other allele. These steps of homology search and recombination are catalysed by two bacterial RecA homologues, Rad51 and Lim15/Dmc1. ... [8]. The heterodimeric complex of Hop2 and Mnd1 stimulates strand exchange of Lim15/Dmc1 [9–11]. The meiosis-specific proteins Mei5 and Sae3 form a complex with Lim15...
Ngày tải lên: 07/03/2014, 05:20
Báo cáo khoa học: "A Unified Statistical Model for the Identification of English BaseNP" pptx
... that the two steps are integrated together, rather that separated as in the other approaches. Let us now examine the two steps more closely. 2.3 Determining the N best POS sequences The goal of the ... rule or the same identifier is assigned to all the baseNP rules. “+1” and “+4” denote the number of beat POS sequences retained in the first step. And “UID+R” means...
Ngày tải lên: 08/03/2014, 05:20
Báo cáo khoa học: "A Memory-Based Approach to the Treatment of Serial Verb Construction in Combinatory Categorial Grammar" pdf
... <T s\np s /VP VP\ (VP/ np) < >B × s s\ (VP/ np) D >& VP/ np s\ (VP/ np) [s\ (VP/ np)] & <& s\ (VP/ np) < s where VP = s\np. A multimodal version of CCG (Baldridge, 2002; Baldridge and ... np’s in (13) from the directionality (the subject on the left and the object on the right). With these rea- sons, I therefore adapted the notions of MICG’...
Ngày tải lên: 08/03/2014, 21:20
Báo cáo khoa học: "A SITUATION SEMANTICS APPROACH TO THE ANALYSIS OF SPEECH ACTS" ppt
... representing the Iocutionary aspect of the act. The other gives the set of situation-types of the diseoursc situation (including author and reader or speaker and addressee) s d - and can be regarded ... at the door has been referred to as the idiot has added a further property, or characterization. The situation-type of the text at the end of the utte...
Ngày tải lên: 24/03/2014, 01:21
Báo cáo khoa học: "A machine-learning approach to the identification of WH gaps" doc
... predicting the location of the gap. At each node we encounter, the classi- fier chooses either to recurse into one of the child nodes, or to predict the existence of a gap between two of the overt ... location of the gap from Figure 1. At the top level, it must choose to recurse into the SQ node, and at the second level, into the VP node. Finally, within t...
Ngày tải lên: 24/03/2014, 03:20
Báo cáo khoa học: "A Method for Effective and Scalable Mining of Named Entity Transliterations from Large Comparable Corpora" doc
... Table 5: MRR of Stage 1 in NEAR-IDEAL Subsequently, the output of the Stage 1 was giv- en as the input to the Stage 2 of the MINT me- thod. In Table 6 we report the MRR @1 and @5 for the second ... for the documents identified in each of the test beds, considering only the top-2 results. Further, where available, we made use of the publication date o...
Ngày tải lên: 24/03/2014, 03:20
Báo cáo khoa học: A possible physiological function and the tertiary structure of a 4-kDa peptide in legumes potx
... model is further supported by the high potency of des-(B26-B30)-insulin amide in which the B Fig. 2. Effect of the 4-kDa peptide on the cell proliferation of carrot nonembryogenic cells. The carrot ... the 43-kDa protein and stimulatory effect on the protein phosphorylation, which could be attributed to the spatial arrangements of the hydrophobic residues at the s...
Ngày tải lên: 31/03/2014, 07:20