the role of ephialtes in the rise of athenian democracy
Tài liệu Báo cáo khóa học: Mutations in the hydrophobic core and in the protein–RNA interface affect the packing and stability of icosahedral viruses doc
Ngày tải lên :
19/02/2014, 12:20
... total volume of the column
(% 12 min). However, as previously found with other
dissociated capsid proteins, the lack of elution of the
proteins can be explained by non-specific binding of the
denatured ... resides on the surface of the protein and makes no
obvious stabilizing interactions with other amino acid side-
chains, this part of the protein interacts with genomic RNA
[33,41,47]. Such interactions ... decrease the stability of the capsid. Our findings
illuminate the role of packing in the icosahedral lattice of
the virus capsid.
Experimental procedures
Chemicals
All reagents were of analytical...
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Tài liệu Báo cáo Y học: Role of electrostatics in the interaction between plastocyanin and photosystem I of the cyanobacterium Phormidium laminosum ppt
Ngày tải lên :
21/02/2014, 01:21
... go in the same direction. The inverse is
thecasefortheattractioninthecaseofAnabaena. Also, if
the structure of the final complex in which electron transfer
takes place remained unaltered with increasing ... character-
ization of the plastocyanins has been described [1].
Representations of the electrostatic surfaces showing the
changes introduced by the mutations are displayed in Fig. 1.
The decay of the flash-induced ... interaction.
Electron-transfer chains like that of oxygenic photosyn-
thesis impose special restraints on the proteins involved.
Reactions must be fast to allow rapid turnover of the
chain. Binding between the reaction...
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Cambridge.University.Press.The.Crisis.of.Literature.in.the.1790s.Print.Culture.and.the.Public.Sphere.Nov.1999.pdf
Ngày tải lên :
21/09/2012, 11:00
... generate these values, could be contained.
The emotional intensity of the backlash against the intrusions
of these subaltern groups suggests the importance of reading
these developments in ways ... What
kind of community should it address?
If an important part of the recent rise of interdisciplinary
approaches has been the exploration of the historical evolution of
the academic disciplines themselves, ... copies
of the productions of genius and compilations of learning, bringing
them within the reach of all ranks of men’.
20
Exchanges in print
might lead to new ideas, but literature’s role as a means of...
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A study on teaching oral skills to the first year students at Hanoi University of Industry in the Communicative Approach
Ngày tải lên :
07/11/2012, 15:01
... teaching. The findings of the study demarcate that the
teachers were following both the traditional and CLT approach in their practice.
While addressing the issues regarding the Indonesian ministry ... participants in the
language learning process. As a result, CLT also alters the role of the teacher. According to
Breen and Candlin (1980), " ;the teacher has two main roles: the first role is ... know how to do is to compose in the act of writing, comprehend in the act of
reading, and learn techniques of reading by writing and techniques of writing by reading.”
Students can only learn...
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Tài liệu Báo cáo khoa học: The calcium-induced switch in the troponin complex probed by fluorescent mutants of troponin I doc
Ngày tải lên :
20/02/2014, 11:20
... data sets, the results for 5HW in the N-domain
of TnC, in the inhibitory region of TnI and at position 121
of TnI, followed the Ca
2+
-binding to the N-domain of TnC.
The variation in K
d
and ... Ca
2+
signal is related to the N-domain. Further, the
disruption of the sites in the C-domain affects the lower
affinity part of the signal. The difference in the second part
of the curve, however, is ... seems to have
mainly a structural function in maintaining the organization
of the Tn [7–9,45]. The function of the C-terminal region of
TnI is less understood. Mapping of the TnI interactions
Fig....
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Báo cáo khoa học: The natural mutation by deletion of Lys9 in the thrombin A-chain affects the pKa value of catalytic residues, the overall enzyme’s stability and conformational transitions linked to Na+ binding pdf
Ngày tải lên :
07/03/2014, 12:20
... simulation of DK9
thrombin in explicit water solvent supports the role of
the A-chain in affecting the conformation and catalytic
properties of the B-chain, particularly in some insertion
loops of the ... thrombin show that the
A-chain closely follows the contour of the catalytic
B-chain, hinging the two interacting six-stranded bar-
rel-like domains of the B-chain [17]. A well-structured
network of ... single band of
~ 36 kDa for all the thrombin forms.
Effect of pH on thrombin amidase activity and
binding of the inhibitor a-NAPAP to the thrombin
active site
The effects of pH (5.5–10) on the...
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The challenge of obesity in the WHO European Region and the strategies for response pptx
Ngày tải lên :
16/03/2014, 14:20
... level of development,
the prevalence of obesity (and of type 2 diabetes) is linked to the degree of inequality in society (measured us-
ing such indicators as the Gini coefficient), rather than the ... processes directly and indirectly in uencing the prevalence of obesity
THE DETERMINANTS
•
13
2. The determinants of obesity
Main messages
• The simultaneous presence of physical inactivity and poor ... education of the
mother and watching more television, explained most of the difference in the prevalence of obesity by ethnic
origin.
Finally, other risk factors, such as tobacco smoking and...
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Báo cáo khoa học: A novel serine protease highly expressed in the pancreas is expressed in various kinds of cancer cells potx
Ngày tải lên :
16/03/2014, 23:20
... confirm the expression of prosemin
mRNA in some cell lines. A band of the predicted size
(500 bp) of the PCR product was observed for most of
the cell lines tested, including HPC-YO and HPC-YS,
in ... Black bars indicate the enzymatic activity of entero-
kinase on the substrate. The closed circles and line indicate prosemin enzyme activity after activation of the protein by enterokinase; the
enzymatic ... indicating successful
digestion of the artificial trypsinogen pro-enzyme frag-
ment. The amount of 31 kDa prosemin increased in pro-
portion to the time of incubation with enterokinase.
Prosemin activity...
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Báo cáo khoa học: Effect of mutations in the b5–b7 loop on the structure and properties of human small heat shock protein HSP22 (HspB8, H11) pptx
Ngày tải lên :
23/03/2014, 07:20
... in the case of the K137E mutant
of HSP22 (Fig. 4B); however, in this case, the intensity
of the band corresponding to the HSP22 dimer was
more intense than in the case of the wild-type protein.
Thus, ... intact protein at the beginning of tryp-
sinolysis and at the fixed time of trypsinolysis) against
the time of incubation (Fig. 8D). The apparent rate
constants of trypsinolysis under these conditions ... shock proteins, each
of which contains the so-called a-crystallin domain consisting of 80–
100 residues and located in the C-terminal part of the molecule. The
a-crystallin domain consists of six...
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Báo cáo khóa học: Protein assembly of photosystem II and accumulation of subcomplexes in the absence of low molecular mass subunits PsbL and PsbJ pdf
Ngày tải lên :
30/03/2014, 13:20
... is critical in
providing proper docking sites, either directly or indirectly,
by modifying the conformation of PSII on the lumenal side,
making efficient binding of PsbQ and PsbP of the OEC
possible.
A ... emphasizing
the role of these two subunits as primary assembly partners
for construction of the PSII complexes. Indeed, the PsbE
protein was also present in tiny amounts in the thylakoid
membranes of ... R.&Yamamoto,Y.(2003)Dynamicinteraction
between the D1 protein, CP43 and OEC33 at the lumenal side of
photosystem II in spinach chloroplasts: evidence from light-
induced cross-linking of the proteins in the donor-side...
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Báo cáo khoa học nông nghiệp " A PRELIMINARY EVALUATION OF ADOPTION AND IMPLEMENTATION OF BETTER MANAGEMENT PRACTICES IN THE CATFISH FARMING INDUSTRY IN THE MEKONG DELTA, VIETNAM " ppt
Ngày tải lên :
21/06/2014, 04:20
...
demonstration of BMPs
2. To examine the reactions of farmers to the BMP demonstration trials in
light of these issues, and
3. To assess the role of farmer associations (aqua clubs) in facilitating the ... four major catfish farming provinces in the Mekong Delta, but also
included surveys of other BMP farmers and some non BMP farmers in the
other major provinces of the Delta.
The fieldwork component ... within the catfish farming sector in the Mekong Delta
• Improved performance of BMPs in addressing social and environmental
issues and overall sustainability of the catfish farming sector in the...
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báo cáo hóa học:" Landscape features and weather influence nest survival of a ground-nesting bird of conservation concern, the greater sage-grouse, in humanaltered environments" ppt
Ngày tải lên :
21/06/2014, 17:20
... wells
anddistancetoroads;Table2).Wealsoretainedthe
date of initiation of the incubation process (Julian date)
and the nest age in the model (Table 2). The final land-
scape model thus included seven covariates, including
the intercept.
We ... wind direction to navigate
to the source of the odor (i.e., the nesting bird). It is
interesting to note that the two weather variables most
responsible for olfaction were included into the final
models ... of female greater sage-grouse and nests, and corresponding nest fates, on the 5,625-km
2
study area in the Wind River Basin in central
Wyoming, USA.
b
Dates listed are for the initiation of the...
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Báo cáo y học: "Analysis of C4 and the C4 binding protein in the MRL/lpr mouse" pptx
Ngày tải lên :
09/08/2014, 10:21
... previous data showing that renal injury in
the MRL mouse is independent of Fc receptors [51], our stud-
ies showing the functional deficiency of C4 in these mice, and
that the loss of the major negative ... C4b-binding protein deficiency. Blood
1990, 76:2527-2529.
14. Hessing M, van TVC, Bouma BN: The binding site of human
C4b-binding protein on complement C4 is localized in the
alpha'-chain. ... seven α chains cova-
lently bound to each other and to one β chain. Other isoforms
contain either seven α chains without a β chain or six α chains
with one β chain. The α chain is composed of eight...
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Involvement of p63 in the herpes simplex virus-1-induced demise of corneal cells Research ppt
Ngày tải lên :
10/08/2014, 05:21
... constitutive
expression of any of the Bax isoforms in the mock-
infected SIRC cells (Fig. 4). Interestingly, we observed a
dramatic rise in the level of Bax-β in HSV-1-infected cul-
tures (Fig. 4). Following the ...
replication
To investigate the basis of the HSV-1-induced increase of
the TAp63γ level, SIRC cells were infected in the presence
or absence of the viral DNA replication inhibitor ACG.
The cells were ... impres-
sive reduction in the level of the ΔNp63α and a dramatic
rise in the level of TAp63γ following infection with HSV-
1 (Fig. 4). The kinetics of HSV-1 replication and the level
of TAp63γ expression...
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