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Báo cáo khoa học: The heterogeneity of mast cell tryptase from human lung and skin Differences in size, charge and substrate affinity ppt

Báo cáo khoa học: The heterogeneity of mast cell tryptase from human lung and skin Differences in size, charge and substrate affinity ppt

Báo cáo khoa học: The heterogeneity of mast cell tryptase from human lung and skin Differences in size, charge and substrate affinity ppt

... differing values of Km and kcat.Fig. 9. pH profile of human skin and lung tryptase in the presence and absence of heparin. (j) skin tryptase, no heparin (h) skin tryptase +100 lgÆmL)1heparin ... (A–C) mast cells purified from skin tissue (SMC1, 6 and 10), and (D) apreparation of purified skin tryptase (ST2).Fig. 3. Lectin binding to lung mast cell tryptase. Matching blots of alysate of lung ... higher affinity for the isoforms found in lung thanthose in skin. This may indicate that tryptase in skin mast cells may have higher degree of sialylation whilst tryptase in lung mast cells may...
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Báo cáo khoa học: The properties of phosphodiesterase 11A4 GAF domains are regulated by modifications in its N-terminal domain pptx

Báo cáo khoa học: The properties of phosphodiesterase 11A4 GAF domains are regulated by modifications in its N-terminal domain pptx

... regulating the cGMP affinity of the PDE11A4 tandem GAFdomain and thus allosterically affect PDE11 activity. The role of the N-terminus of the PDE11A4 GAFtandem domain The N-termini that precede the ... the tandem GAFdomain of PDE10, and by cGMP when linked to the tandem GAF domain of PDE2, )5or)11. The bio-chemical properties of signalling by human tandemGAF domains to cyaB1 AC were by and ... because of the low cGMP affinity of the PDE11A4 GAF domains [12]. Here, we exploredwhether the PDE11A4 N-terminus is involved in mod-ulating cGMP affinity. We generated a panel of nineN-terminally...
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Báo cáo khoa học: Crystal structure of heme oxygenase-1 from cyanobacterium Synechocystis sp. PCC 6803 in complex with heme pot

Báo cáo khoa học: Crystal structure of heme oxygenase-1 from cyanobacterium Synechocystis sp. PCC 6803 in complex with heme pot

... Gly144, and the amide group of Gly143 is hydrogen-bonded to the distal ligand of the heme iron (the residue numbers of the three glycines are the same in rat HO-1 and in human HO-1). The Gly139–Gly143 ... solution.Conformation of the distal helixAs in the previously reported s tructures of o ther heme–HOs, the heme of heme–Syn HO-1 is sandwichedbetween the A- and F-helices and the F-helix kinks at the distal ... electrons from CPR is due to itsnarrower patch of positively charged surface. The largeneutral surface of the heme binding side of Syn HO-1would retard the proper binding of CPR.Based on the charge...
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Báo cáo khoa học: Conformational heterogeneity of transmembrane residues after the Schiff base reprotonation of bacteriorhodopsin 15 docx

Báo cáo khoa học: Conformational heterogeneity of transmembrane residues after the Schiff base reprotonation of bacteriorhodopsin 15 docx

... of differing lines in contrastwith others such as Met20, which remain single peaks.Interestingly, these line-broadend residues are locatedaround the retinal indicating heterogeneity in thisregion. ... important differences between the bR- and O-like states [17]. The most notable differ-ences are in the extracellular half of the protein and in the loop regions, particularly the BC, DE and EFloops. ... conformation and dynamic that is maintained in bothN- and O-like states. The exact nature of the alteration in dynamic and how it is linked to the small observedchanges of orientation of helix...
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Tài liệu Báo cáo khoa học: The occurrence of hemocyanin in Hexapoda docx

Tài liệu Báo cáo khoa học: The occurrence of hemocyanin in Hexapoda docx

... types (Hc1 and Hc2) with the exception of PmaHc1. An insertion of nine aminoacids in PamHc2 starting at amino acid 435 is uniqueto subunit types 2. On the amino acid level, the hemo-cyanin subunits ... means of two Cu+ions, each of which is coordinated bythree histidines in two distinct binding sites. Somehemocyanins assemble into large oligomers of up to8 · 6 subunits [1]. The occurrence and ... basal to the hexamerins of the dicondylian insects (Fig. 2). Hemo-cyanins and hexamerins share many characteristics in Fig. 3. Occurrence of both hemocyanin subunit types in Hexapoda. The phylogenetic...
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Tài liệu Báo cáo khoa học: The effect of small molecules in modulating the chaperone activity of aB-crystallin against ordered and disordered protein aggregation pdf

Tài liệu Báo cáo khoa học: The effect of small molecules in modulating the chaperone activity of aB-crystallin against ordered and disordered protein aggregation pdf

... no in uence of the additiveon the chaperone activity of aB-crystallin (i.e. the effect of the additive on the aggregation of the target protein is inde-pendent and different from that of the ... thought to be determined by a number of fac-tors, including the rate of unfolding, the amino acidsequence of the protein, the experimental conditions and the nature of the intermediate state(s) ... increase the activity of aB-crystallin against DTT-induced precipi-tation of insulin at intermediate and high concentra-tions, and it also increased the activity of aB-crystallin in preventing the...
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Tài liệu Báo cáo khoa học: The sequentiallity of nucleosomes in the 30 nm chromatin fibre pptx

Tài liệu Báo cáo khoa học: The sequentiallity of nucleosomes in the 30 nm chromatin fibre pptx

... nucleosomes in the mainpeak, indicates that crosslinking is almost complete in the middle of the fibre, but some of the end-nucleo-somes are not crosslinked to the rest and thereforemust originate from ... trinucleosomes in the products. The mononucleosomes evidently come from the ends of the fibre because of the corresponding decrease of the average number of nucleosomes per chain in the main peak. Digestion ... 2008)doi:10.1111/j.1742-4658.2008.06522.x The folding of eukaryotic DNA into the 30 nm fibre comprises the firstlevel of transcriptionally dormant chromatin. Understanding its structure and the processes of its folding and unfolding...
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Tài liệu Báo cáo khoa học: The stereochemistry of benzo[a]pyrene-2¢-deoxyguanosine adducts affects DNA methylation by SssI and HhaI DNA methyltransferases pptx

Tài liệu Báo cáo khoa học: The stereochemistry of benzo[a]pyrene-2¢-deoxyguanosine adducts affects DNA methylation by SssI and HhaI DNA methyltransferases pptx

... binding affinity wasobserved in the case of binding of the M.HhaI with the X+CG ⁄ CGM duplex containing the (+)-cis-B[a]P-N2-dG adduct on the 5¢-side of the target dC residue. The binding of ... CGM and GCX+⁄ CGM), 5-methylcytosine was introducedinto one of the strands of the recognition site instead of the target cytosine. The melting curves of the hemi-methylated X+CG ⁄ CGM and ... with the intercalativeconformation of the (+)-cis adduct and the minor-groove conformation of the (+)-trans adduct, the lat-ter interfering with interactions of the catalytic loops of the MTases...
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Tài liệu Báo cáo khoa học: The localization of FGFR3 mutations causing thanatophoric dysplasia type I differentially affects phosphorylation, processing and ubiquitylation of the receptor pptx

Tài liệu Báo cáo khoa học: The localization of FGFR3 mutations causing thanatophoric dysplasia type I differentially affects phosphorylation, processing and ubiquitylation of the receptor pptx

... proteinsinvolved in the trafficking of the receptor, includingc-Cbl, could account for its intracellular retention. Bycontrast, TDI mutations in the ECD or disruption of the termination codon induced ... mutations affecting the receptor in at least two different ways. Conversion of Lys650 into methionine in the TK2 domain induceshyperphosphorylation and marked intracellular retent-ion of the mutant ... determined by western blot, were comparable in the two cell lines, indicating that the presence of elevatedlevels of the VnR did not affect the pathways studied in these experiments. ATDC5 cells...
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Tài liệu Báo cáo khoa học: Functional studies of active-site mutants from Drosophila melanogaster deoxyribonucleoside kinase Investigations of the putative catalytic glutamate–arginine pair and of residues responsible for substrate specificity docx

Tài liệu Báo cáo khoa học: Functional studies of active-site mutants from Drosophila melanogaster deoxyribonucleoside kinase Investigations of the putative catalytic glutamate–arginine pair and of residues responsible for substrate specificity docx

... disrupted, and this gives rise to an increase in Km. Also, the polarity is changed, and the increase in the size of the side chain may create steric hindrancefor the substrate, making the base ... transition state and holding E52 in position during catalysis; and (b)investigate the amino acid residues involved in sub-strate binding (Y70 and Q81). The steady-state kinetics of Dm-dNK is compulsory ... Mg ion and arginines of the Lid-region sta-bilize the negative phosphates of this state. The moststriking effect of mutation of arginine to histidine is analmost 2000-fold decrease in the kcatvalue...
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Từ khóa: báo cáo khoa học mẫubáo cáo khoa học y họcbáo cáo khoa học sinh họcbáo cáo khoa học nông nghiệpbáo cáo khoa học lâm nghiệpBáo cáo thực tập tại nhà thuốc tại Thành phố Hồ Chí Minh năm 2018chuyên đề điện xoay chiều theo dạngNghiên cứu vật liệu biến hóa (metamaterials) hấp thụ sóng điện tử ở vùng tần số THzGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANPhối hợp giữa phòng văn hóa và thông tin với phòng giáo dục và đào tạo trong việc tuyên truyền, giáo dục, vận động xây dựng nông thôn mới huyện thanh thủy, tỉnh phú thọNghiên cứu tổng hợp các oxit hỗn hợp kích thƣớc nanomet ce 0 75 zr0 25o2 , ce 0 5 zr0 5o2 và khảo sát hoạt tính quang xúc tác của chúngThiết kế và chế tạo mô hình biến tần (inverter) cho máy điều hòa không khíChuong 2 nhận dạng rui roTranh tụng tại phiên tòa hình sự sơ thẩm theo pháp luật tố tụng hình sự Việt Nam từ thực tiễn xét xử của các Tòa án quân sự Quân khu (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtchuong 1 tong quan quan tri rui roGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtTrách nhiệm của người sử dụng lao động đối với lao động nữ theo pháp luật lao động Việt Nam từ thực tiễn các khu công nghiệp tại thành phố Hồ Chí Minh (Luận văn thạc sĩ)Đổi mới quản lý tài chính trong hoạt động khoa học xã hội trường hợp viện hàn lâm khoa học xã hội việt namQUẢN LÝ VÀ TÁI CHẾ NHỰA Ở HOA KỲ