báo cáo khoa học: " New insight into the structures and formation of anthocyanic vacuolar inclusions in flower petals" potx

... and activity of ervatamins, the papain-like cysteine proteases from a tropical plant, Ervatamia coronaria Raka Ghosh, Sibani Chakraborty, Chandana Chakrabarti, Jiban Kanti Dattagupta and Sampa ... Chakraborty S, Biswas S, Chakrabarti C & Dattagupta JK (2005) Crystallization and preliminary X-ray diffraction studies of the cysteine protease erva- tamin...

Ngày tải lên: 18/02/2014, 16:20

... Further < /b> insights < /b> into < /b> the < /b> assembly < /b> of < /b> the < /b> yeast < /b> cytochrome < /b> bc 1 complex < /b> based < /b> on < /b> analysis < /b> of < /b> single < /b> and < /b> double < /b> deletion < /b> mutants < /b> lacking < /b> supernumerary < /b> subunits < /b> and < /b> cytochrome < /b> b Vincenzo Zara 1 , Ilaria ... was observed with...

Ngày tải lên: 19/02/2014, 12:20

... dierential scanning cal- orimetry, of bovine b-andj-casein, recombinant human a- , b-andc-synuclein, together with the A3 0P and A5 3T mu- tants of a- synuclein associated with familial cases of Par- kinson's ... CONCLUSIONS This study has shown that the casein milk proteins, the brain proteins synuclein and tau, as w ell as mutants of a- synuclein and ta...

Ngày tải lên: 21/02/2014, 15:20

... the corresponding OfODC structure [4]. However, the electron density of the S-acetyl-pantetheine moiety of acetyl CoA was very poor in the corresponding ThDP–acetyl CoA EcODC complex. Studies on oxalyl CoA decarboxylase ... catalytic activity of EcODC was in the broad A B Fig. 6. Spectral changes during decarboxylation of oxalyl CoA. (A) UV ⁄ Vis spectra of oxalyl Co...

Ngày tải lên: 06/03/2014, 11:20

... in venoms of many Viperinae [1] and some Elapidae [2,3]. The factor X activator from the venom of Russell’s viper (Daboia russelli and Daboia siamensis) (RVV -X) is a potent procoagulating and ... FEBS 3947 New insights into the functions and N-glycan structures of factor X activator from Russell’s viper venom Hong-Sen Chen 1 , Jin-...

Ngày tải lên: 07/03/2014, 06:20

... the measurement of the rate of passive diffusion of the dye through the plasma membrane. This cannot be done by the simple measurement of the increase of the fluorescence signal (F cyto ) of the ... proportional to the amount of rhodamine free in the cytosol. This observation allows the further determination of the concentration of drug free in the c...

Ngày tải lên: 08/03/2014, 08:20

... for the optimal activity of BsArb43B. Furthermore, to determine whether the role of the calcium is structural, thermal shift assays were per- formed to determine the T m of the protein in the ... distribution of BsArb43B in the proximity of the active site. Arabinotriose in the binding cleft is represented using sticks. (B) Detailed view of the bind...

Ngày tải lên: 15/03/2014, 23:20

... lacto- peroxidase and horseradish peroxidase mediated nitration of the representative tyrosine derivatives 1–4 by nitrite/ hydrogen peroxide and, in particular, we address the problem of the possible ... °C. The inset shows an expansion of the plot in the low nitrite concentration range. Fig. 2. Inhibition of the LPO-mediated phenol nitration by...

Ngày tải lên: 16/03/2014, 16:20

... both GCPIII and GCPII, including the ‘glutarate sensor’ and the Pro-rich region [27]. Both GCPII and GCPIII display an induced-fit movement of the ‘glutarate sensor’ upon binding of a glutamate (or glutamate- like) ... functional and pharmacological over- lap between GCPIII and GCPII, studies addressing the structural and physiological properties of GCPIII are c...

Ngày tải lên: 23/03/2014, 05:22

... FEBS Sulfated polysaccharides inhibit the catabolism and loss of both large and small proteoglycans in explant cultures of tendon Tom Samiric, Mirna Z. Ilic and Christopher J. Handley School of ... to determine the amounts of glycosaminoglycans remaining in the matrix. Measurement of turnover of 35 S-labeled proteoglycans in tendon ma...

Ngày tải lên: 23/03/2014, 10:21

... between Zn 2+ and Ca 2+ binding to S100A2 and to address how metallation affects the protein conformation and stability, we have investigated the effects of metal ions on the wild-type protein and on ... to the effect of each metal on the stability of each protein mutant (Table 3). Table 2. Thermodynamic stability parameters for the S100A2 varian...

Ngày tải lên: 30/03/2014, 02:20

... association of FMRP in RNP particles. Thus, despite the fact that the I304N mutation cau- ses Fragile X syndrome, and that investigations of the I304N mutation play a key role in Fragile X research, there ... corresponds to the full-length proteins. Genotype vs. pheonotype in Fragile X syndrome I. Pozdnyakova and L. Regan 874 FEBS Journal 272 (2005) 872878 ê 2005 FE...

Ngày tải lên: 30/03/2014, 15:20

... identify silica deposition in horsetail and to provide new insight into silicification in this plant. It was observed that silica deposition in horsetail exactly mirrored the known deposition ... H ART I C L E Open Access New insight into silica deposition in horsetail (Equisetum arvense ) Chinnoi Law and Christopher Exley * Abstract Background: The...

Ngày tải lên: 11/08/2014, 11:21

... through promoting the fusion of anthocyanin- containing vesicles into AVI-like structures that contained the spread of anthocyanins from the inclusions into the vacuolar sap. However, light incidence ... participated in the investigation on AVI morphology. K.D. contributed to the initiation of the project and was involved in design and supervision of t...

Ngày tải lên: 12/08/2014, 05:20

... paucity of evidence to support prophylactic chest physiotherapy after abdominal surgery [15] and other previous negative reviews [16,17]. Tsuruta and colleagues report the safety and efficacy of superimposing ... clinical consequences of altering the pro-inflammatory cytokine profile, especially on the incidence of extra-pulmonary organ dysfunction, nor indeed am I aware...

Ngày tải lên: 13/08/2014, 03:20