Báo cáo khoa học: Structural determination of the polar glycoglycerolipids from thermophilic bacteria Meiothermus taiwanensis pdf

... Structural determination of the polar glycoglycerolipids from thermophilic bacteria Meiothermus taiwanensis Feng-Ling Yang 1 , Chun-Ping Lu 1 , ... study is the first to determine the full structure of glycoglycerolipid in thermophilic bacteria Meiothermus spp. The structural information will be very useful for further investigations of the mechanisms...

Ngày tải lên: 23/03/2014, 13:20

... than the value of 0.79 expected from theoretical consider- ations at a field strength of 11.7 T [37]. These results (together with those of the R 2 described above) suggest a high flexibility of the ... 0 where the coefficients of the cubic equation, a and b, are obtained from the coefficients of the linear regres- sion of the experimental J(x N ) (i.e. the spe...

Ngày tải lên: 07/03/2014, 06:20

... identified by the mass increase of 42 mass units. The relative level of acetylation of a peptide was estimated on the basis of the intensity ratio of the native and acetylated species. From the data ... and the equilibrium of self-association appears to control the biological properties of the protein [7]. Moreover, the immunomodulatory activity is related t...

Ngày tải lên: 07/03/2014, 14:20

... fold. The HTH fold of one mono- mer is positioned above the catalytic core of the other. Interestingly, Arg267 from the beginning of helix 9 in the HTH fold of one monomer is positioned towards the ... diminished Fig. 5. Model of the acceptor end of tRNA Ser bound in the active site of mMbSerRS. The view is focused on the acceptor part of tRNA in the ac...

Ngày tải lên: 16/03/2014, 06:20

... study the secondary structure of the catalytic domain of PKCf and the effect of its substrate, MgATP, and also to study the effect of thermal unfolding in the presence and the absence of MgATP. ... structure of 282 residues of a total of 344 have been solved [19]. The catalytic domain of PKCh possesses a high degree of homology ( 80%) with the catalytic do...

Ngày tải lên: 16/03/2014, 13:20

... for the p eptide. NMR s pectroscopy was further utilized to explore the structural properties of Nogo-40. The very narrow reson- ance dispersion of amide protons ( 0.7 p.p.m) and the lack of ... Zn 2+ . Furthermore, the d etermination of the Nogo-40 solution structure offers a starting point for further understanding the interaction between NgR and Nogo-40, and for fu...

Ngày tải lên: 16/03/2014, 16:20

... the contours of red algal projection a re of similar size and shape t o those of cyanobacterial, in particular to the structural features of the protrusions, a llowing the i dentification of the ... on the presence of other extrinsic proteins [44], whereas effective binding of red algal cyt c 550 to the red algal PSII requires the presence of all of the ot...

Ngày tải lên: 16/03/2014, 18:20

... of note that the structure of the LPS O-antigen of F. columnare differs structurally from the LPS O-antigen of the fish pathogen Flavobacterium psychrophilium [21], which is a linear polymer of ... being composed of a L -FucN component originating from the O-PS residue A and the D -FucN from the reduced residue B. The isolation of optically pure 2-amino-2,6-...

Ngày tải lên: 17/03/2014, 10:20

... for formation of short helices, transiently, and the chain as such is highly dynamic. Structure of the core of the oligomers Because of the large size of the core of the oligomer, the NMR spectra ... signals from the interior of the core and thus do not give any informa- tion on its structural details. Nevertheless, we did derive useful insights into the...

Ngày tải lên: 23/03/2014, 11:20

... and bacterial survival. Previous studies have determined the structure of the O-chain polysaccharide of A. salmonicida strain SJ-15 [11]. Partial structure of the core oligosaccharide from the ... comparison of its MS with that of the reference compound. The absolute configuration of glycoses was established by capillary GLC o f their ace tylated (-)-2-butyl glycoside...

Ngày tải lên: 23/03/2014, 13:20