Báo cáo khoa học: "Tractability and Structural Closures in Attribute Logic Type Signatures" pptx

... Figure 3, which is an exampleof arecent trend in using type- intensiveencodings of linguis- tic information into typed feature logic in HPSG, beginning with Sag (1997). These explicitly iso- late ... subtype covering along with type inferencing, an alternative is to suspend con- straints on feature structures that encode subtype covering restrictions, and conduct type inferenc- i...

Ngày tải lên: 23/03/2014, 19:20

... pWUR353. A single colony was used to inoculate 4 mL of Luria–Bertani medium containing kanamycin and spectinomycin (both 50 lgÆmL )1 ) and incubated overnight at 37 °C while shaking. Next, the ... preculture was used to inoculate (1 : 1000) two times 1500 mL of Luria–Bertani medium containing kanamycin and spectinomycin (both 50 lgÆmL )1 ) in 2 L conical flasks and incubated in a r...

Ngày tải lên: 23/03/2014, 09:20

... the same remainder to the right of the dot were collapsed ( and ). Since they are indistinguishable in terms of future behavior, making a distinction results in an unnec- essary increase of the ... to deal with the bracketing structure of compounding, which would be impossible to cover in full generality in the finite-state setting. In languages like German, spelling conventions fo...

Ngày tải lên: 23/03/2014, 19:20

... similarity in the K m values is attributable to the uracil moiety binding in the same fashion [38], which could trigger the initial binding of both substrates. In UpG, the binding of the guanine moiety ... and has numerous interesting homologs [2–4]. In humans, angiogenin (RNase 5) is an inducer of neovascularization, and plays an important role in tumor growth [5]. Eosinophil-d...

Ngày tải lên: 14/02/2014, 22:20

... predictable. Finally, phenotypic variability among subjects bearing the same genotype may depend on inter-individual differences, including the handling of folding mutants by chaperones and proteases ... 2053 Table 2. Genotype–phenotype correlation or discordance in HPA patients. Patients sharing the same genotype are separated by lines. Rows in which there are novel mutation-containing...

Ngày tải lên: 16/03/2014, 01:20

... substitutions in Co -type NHase. Co -type NHase contains threonine and tyrosine in the -C(T/S)LCSC(Y/T)- sequence of the active center, whereas Fe -type NHase contains serine and threonine (Fig. 1). ... significant conservation in Co -type and Fe -type NHases. aThr109 and aTyr114 were conserved in Co -type NHase, whereas, in Fe -type NHase, these residues were replaced...

Ngày tải lên: 16/03/2014, 16:20

... (monomeric ammodytins A, B and C, and ammodytin I1n with a 259 bp intron D, the Bov-B LINE retroposon) and of V. a. aspis (vaspin A and B chains and ammodytin I1a with a 133 bp intron D; Table ... proteins were 16 amino acids long. The mature proteins consisted of 122 amino acids for ammodytin I1, the A and B chains of vaspin and V. b. berus PLA2, and 121 amino acids for ammo-...

Ngày tải lên: 17/03/2014, 03:20

... of 95% methanol and 0.1% trifluoroacetic acid in H 2 O. The retent- ion times of inosine and hypoxantine, guanosine and guan- ine were 10.5 min and 4.7 min, and 11.5 min and 4.3 min, respectively. ... notably high kinetic stability retaining full activity after 4 h incubation at 100 °C (inset in Fig. 3B) and showing half-lives of 69, 12, and 5 min at 105, 110, and 115 °C,...

Ngày tải lên: 23/03/2014, 09:21

... PrP–S231C. During these steps, it is essential to maintain a free thiol at the C-terminal cysteine, while retaining an intact internal disulfide bond in PrP. Expression, purification and refolding of PrP–S231C The ... PrP– GPIm) and some random coil (30% in PrP-WT, 23% in PrP–GPIm). After insertion of PrP–GPIm into membranes, ATR FTIR spectra were acquired for POPC and raft membrane...

Ngày tải lên: 23/03/2014, 10:21

... sub- complex (containing NdhE) and a 250-kDa subcom- plex (containing NdhH, -J and -K). The 250-kDa subcomplex contains the connecting subcomplex (NdhH, -I, -J and -K) in a monomeric form and per- haps ... After drying, gel pieces were again rehydrated in digestion buffer containing 10 mm dithiothreitol and incubated for 1 h at 56 °C. Following reduction, cysteine residues were...

Ngày tải lên: 23/03/2014, 13:20