11590 the city and the country
Tài liệu Báo cáo khoa học: Substrate specificity and inhibition of brassinin hydrolases, detoxifying enzymes from the plant pathogens Leptosphaeria maculans and Alternaria brassicicola ppt
... cultures, using brassinin as the substrate, to monitor the enzymatic activity The purified enzymes were designated as BHLmL2 for the BH from L maculans L2 ⁄ M2, and as BHAb for the BH from A brassicicola ... cultures of Leptosphaeria maculans (A) and Alternaria brassicicola (B) The results are expressed as means and standard deviations of three indepe...
Ngày tải lên: 18/02/2014, 14:20
Tài liệu Báo cáo khoa học: A knowledge-based potential function predicts the specificity and relative binding energy of RNA-binding proteins ppt
... discrimination We anticipate that the performance of the potential will only increase with the size of the structural database and as terms are added to the model to account for protein and RNA intra-molecular ... structural data available for training Nevertheless, the distancedependent potential function already performs on par with the amber and rosetta force...
Ngày tải lên: 18/02/2014, 16:20
Tài liệu Báo cáo khoa học: Structural insights into the substrate specificity and activity of ervatamins, the papain-like cysteine proteases from a tropical plant, Ervatamia coronaria ppt
... N-benzoyl-Phe-Val-Arg-pNA D-Val-Leu-Lys-pNA D-Ile-Phe-Lys-pNA Ala-Ala-Val-Ala-pNA D-Ile-Pro-Arg-pNA Na-benzoyl-Arg-pNA D-Leu-Ser-Thr-Arg-pNA N-succinyl-Ala-Ala-Ala-pNA N-benzoyl-Val-Gly-Arg-pNA N-acetyl-Leu-Glu-His-Asp-pNA ... particular DNA codon for an amino acid at a particular position for this family of plant cysteine proteases The primers used were 5¢-TTGCCTGAGCATGTT GATTGGAGA...
Ngày tải lên: 18/02/2014, 16:20
Tài liệu Báo cáo khoa học: The role in the substrate specificity and catalysis of residues forming the substrate aglycone-binding site of a b-glycosidase docx
... Furthermore, these data may be of particular importance in understanding the physiological role of b-glycosidases and in designing inhibitors In addition, another important issue in understanding the aglycone ... details about the role of different residues of the aglycone-binding site in the stabilization of ESà and the interdependence between t...
Ngày tải lên: 18/02/2014, 17:20
Tài liệu David prefers to live in the country rather than live in the city doc
... tiết từ đó) David prefers to live in the country rather than in the city 2 Các bạn di chuột vào cụm từ để biết chức cụm câu: David prefers to live in the country rather than live in the city Tại ... *David prefers to live in the country rather than live in the city Hình thức ngữ pháp : Cấu trúc “ prefer to something...
Ngày tải lên: 26/02/2014, 00:20
Báo cáo khoa học: Substrate specificity and transport mode of the proton-dependent amino acid transporter mPAT2 potx
... transporter to the internal membrane side is the rate-limiting step and not – as proposed for most of the other electrogenic symporters – the return of the unloaded transporter to the outside of the membrane ... interpreted as the first evidence for a restricted velocity in the translocation step of the loaded transporter by the sterical conformation of...
Ngày tải lên: 07/03/2014, 16:20
Báo cáo khoa học: Relation between domain evolution, specificity, and taxonomy of the a-amylase family members containing a C-terminal starch-binding domain pot
... involve also the cluster of acarviose transferase (Actsp), archaeal CGTase (Thcsp) and the maltogenic a- amylase (Bacst) due to its longer branch separating it from the Ó FEBS 2003 a- Amylase family members ... branches adjacent to each other and close to the border that separates the two major parts of the tree Note that the B stearothermophilus maltogenic a...
Ngày tải lên: 08/03/2014, 08:20
Báo cáo khoa học: Hybrid reuteransucrase enzymes reveal regions important for glucosidic linkage specificity and the transglucosylation / hydrolysis ratio pptx
... precisely the role of these two different regions and their amino acid residues in glucosidic linkage specificity The ratio of glucosidic linkages in the oligosaccharide and polymer products of these reuteransucrase ... also other regions affect the glucosidic linkage ratio within glucan and oligosaccharide products Results and Discussion The N-termini o...
Ngày tải lên: 16/03/2014, 04:20
Báo cáo khoa học: Kinetic studies and molecular modelling attribute a crucial role in the specificity and stereoselectivity of penicillin acylase to the pair ArgA145-ArgB263 pdf
... O atoms of the main chain CO groups of LeuB387 and TrpB240, Od1 atom of AsnB241, and Oc atom of SerB386 and is expected to stabilize the positive charge of ArgB263 All of these views remain arguable, ... substrates The data for the PA catalysed hydrolysis of PhAc-Asp and PhAc-Glu [13] and our data for PhAc-pAB, PhAc-mAB and PhAcoAB (Table 2) imply that the...
Ngày tải lên: 16/03/2014, 16:20
Báo cáo Y học: The role of hydrophobic active-site residues in substrate specificity and acyl transfer activity of penicillin acylase pdf
... phenylalanine was therefore mutated to Ala, Leu, Trp or Tyr These mutations may in uence the shape and volume of the acyl binding pocket and thereby alter the binding mode and affinity of the enzyme ... PAA and derivatives thereof, while maintaining the hydrophobicity of the binding site To test the effect of the mutations on the specificity for phenylacet...
Ngày tải lên: 17/03/2014, 23:20
Báo cáo khoa học: Modeled ligand-protein complexes elucidate the origin of substrate specificity and provide insight into catalytic mechanisms of phenylalanine hydroxylase and tyrosine hydroxylase pptx
... binding to the catalytic domains of PAH and TH Docking of the native cosubstrate BH4 into the crystal structure of the PAH catalytic domain yielded a total of 286 conformations Out of these, 44 ... PAH and TH has been used to model the full length structure of TPH [24] We have modeled the catalytic sites of PAH and TH and introduced BH4 and the...
Ngày tải lên: 31/03/2014, 07:20