... 269) 3143 The origin of these cytosolic oligosaccharides is not known. They could be synthesized in the cytosol by glycosyltransferases which add glucosyl or galactosyl resi- dues to the free ... any of the reactions involved in their biosynthesis represent excellent potential target sites for chemotherapeutic intervention in tuberculosis. However, in mycobacteria there...
Ngày tải lên: 22/02/2014, 07:20
... suggest increasing the maximum activities of enzymes participating in sucrose cycling. Assuming that Rsch is optimized for cold acclimation, we suggest, on the basis of the results of the in silico ... successful metabolic engineering of freezing tolerance in plants should include such an analysis of the dynamics of metabolism to gain com- prehensive information...
Ngày tải lên: 14/02/2014, 22:20
Tài liệu Báo cáo khoa học: a-Conotoxins as tools for the elucidation of structure and function of neuronal nicotinic acetylcholine receptor subtypes doc
... binding sites apparently are not detected by MII argues against a role for a3inthe formation of native MII binding sites, but may reflect the scarcity of these sites in the investigated brain tissues ... a-conotoxins can reveal first clues for critical determinants of subtype selectivity, and ultimately may lead to the engineering of a-conotoxins with tailored selectivity....
Ngày tải lên: 19/02/2014, 12:20
Tài liệu Báo cáo Y học: Role of electrostatics in the interaction between plastocyanin and photosystem I of the cyanobacterium Phormidium laminosum ppt
... [15]) and if the interaction with photosystem I is the reason for having acidic residues in the interface (especially the better conserved D44; see alignment in [44]). The results of this study indicate ... & Diner, B.A. (1990) Purification and characterization of photosystem- I and photosystem- II core com- plexes from wild-type and phycocyanin-deficient strains...
Ngày tải lên: 21/02/2014, 01:21
Tài liệu Báo cáo Y học: Role of sulfoquinovosyl diacylglycerol for the maintenance of photosystem II in Chlamydomonas reinhardtii ppt
... Chlamydomonas (Eur. J. Biochem. 269) 2355 Role of sulfoquinovosyl diacylglycerol for the maintenance of photosystem II in Chlamydomonas reinhardtii Ayumi Minoda 1 , Norihiro Sato 1 , Hisayoshi ... main- taining PSII complexes in their proper state. Keywords: sulfoquinovosyl diacylglycerol; photosystem II; Chlamydomonas; thylakoid membrane; glycolipid. The...
Ngày tải lên: 22/02/2014, 04:20
Tài liệu Báo cáo Y học: Tissue factor pathway inhibitor A possible mechanism of action doc
... Verification of the hypotheses for TFPI inhibitory mechanism. (A) Verification of the hypothesis of the enzyme–product complex inhibition by TFPI. Factor Xa is inhibited by TFPI in the presence or in the ... the data of the study [18] (see below). In other cases the binding of factor Xa to TFPI was assumed to be plain bimolecular reaction basing on the data...
Ngày tải lên: 22/02/2014, 04:20
Tài liệu Báo cáo Y học: Purification, characterization, immunolocalization and structural analysis of the abundant cytoplasmic b-amylase from Calystegia sepium (hedge bindweed) rhizomes ppt
... the activity of the enzyme was measured by the dinitrosalicylic acid method. Inhibition of the enzyme activity by glucose, maltose and cyclohexaamylose For the study of the enzyme inhibition by glucose, ... by the inhibitors of the enzymatic activity. Therefore the iodine staining method is well suited for extensive kinetic analyses of purified b-amylases. Stabi...
Ngày tải lên: 22/02/2014, 07:20
Tài liệu Báo cáo Y học: Convulxin induces platelet shape change through myosin light chain kinase and Rho kinase ppt
... by Rho kinase and the other by the Ca 2+ -dependent activation of MLC kinase. These two pathways could be activated independ- ently of each other, depending on the type and concen- tration of ... rearrangements, by inhibiting actin assembly and focal adhesion in many cell types [8,9] through the decreased phosphorylation of various proteins [10,11] including MLC [12]. In a...
Ngày tải lên: 21/02/2014, 01:21
Tài liệu Báo cáo Y học: Human and Drosophila UDP-galactose transporters transport UDP-N-acetylgalactosamine in addition to UDP-galactose doc
... the elongation of carbohydrate chains by appropriate glyco- syltransf erase s. Changes in the activities of NSTs may affect the structure of oligosaccharide chains by affecting the availability of substrates ... YPH500, and a t ransformant was obtained. We prepared the microsomes from the transfor- mant, and analyzed them for the presence of the DmNST protein by...
Ngày tải lên: 21/02/2014, 15:20
Tài liệu Báo cáo khoa học: "Phrase-Based Backoff Models for Machine Translation of Highly Inflected Languages" docx
... Machine Translation of Highly In ected Languages Mei Yang Department of Electrical Engineering University of Washin g ton Seattle, WA, USA yangmei@ee.washington.edu Katrin Kirchhoff Department of ... con- cludes. 41 out -of- domain data for the purpose of bootstrap- ping a part -of- speech tagger for Chinese, outper- forming standard methods such as EM. 4 Backoff Models in...
Ngày tải lên: 22/02/2014, 02:20