Báo cáo khoa học: Structure of coenzyme F420H2 oxidase (FprA), a di-iron flavoprotein from methanogenic Archaea catalyzing the reduction of O2 to H2O ppt

Báo cáo khoa học: Structure of coenzyme F420H2 oxidase (FprA), a di-iron flavoprotein from methanogenic Archaea catalyzing the reduction of O2 to H2O ppt

Báo cáo khoa học: Structure of coenzyme F420H2 oxidase (FprA), a di-iron flavoprotein from methanogenic Archaea catalyzing the reduction of O2 to H2O ppt

... biochemical data that indicate one iron to be more loosely bound to the enzyme than the other [34]. The low occupancy of the proximal iron leads to an increase of the temperature factor of its ... O 2 oxidoreductase from Desulfovibrio gigas, rubredoxin: NO ⁄ O 2 oxidoreductase from Moorella thermoacetica, F 420 H 2 oxidase from Methanobrevibacter arboriphilus, an...
Ngày tải lên : 07/03/2014, 10:20
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Báo cáo khoa học: Structure–cytotoxicity relationships in bovine seminal ribonuclease: new insights from heat and chemical denaturation studies on variants ppt

Báo cáo khoa học: Structure–cytotoxicity relationships in bovine seminal ribonuclease: new insights from heat and chemical denaturation studies on variants ppt

... new software package for the handling and analysis of thermal denaturation data of biological macromolecules. J Thermal Anal 38, 2779–2790. 29 Marky LA & Breslauer KJ (1987) Calculating thermo- dynamic ... M, Piccialli G, Di Donato A, Parente A & D’Alessio G (1992) The dual-mode quaternary structure of seminal RNase. Proc Natl Acad Sci USA 89 , 1870–1874. 2 Mazzarella...
Ngày tải lên : 22/03/2014, 17:20
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Báo cáo khoa học: "TENSE GENERATION IN AN INTELLIGENT TUTOR FOR FOREIGN LANGUAGE TEACHING: SOME ISSUES IN THE DESIGN OF THE VERB EXPERT" pot

Báo cáo khoa học: "TENSE GENERATION IN AN INTELLIGENT TUTOR FOR FOREIGN LANGUAGE TEACHING: SOME ISSUES IN THE DESIGN OF THE VERB EXPERT" pot

... for example, has no declensions, it makes minimum use of the subjunctive mood and adopts 'natural' gender instead of the grammatical one. The language, on the other hand, has become ... verbs. The system, organized around the classical architecture of an ITS (Sleeman and Brown 1982), consists essentially of: - the Tutor, which is devoted to manage th...
Ngày tải lên : 01/04/2014, 00:20
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Báo cáo khoa học: Viral entry mechanisms: human papillomavirus and a long journey from extracellular matrix to the nucleus docx

Báo cáo khoa học: Viral entry mechanisms: human papillomavirus and a long journey from extracellular matrix to the nucleus docx

... 6-O position of the uronic acid and at the 3-O and 6-O position of the amino sugar. The amino group of the glucosamine may be either acetylated or sulfated. The two major families of cell surface HSPGs are ... tumors of skin and mucosa, which may progress to malignancy (e.g. cervical carci- noma). Prior to entry into basal cells, virions attach to heparan sulfate m...
Ngày tải lên : 23/03/2014, 04:20
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Tài liệu Báo cáo khoa học: Structure and function of active chromatin and DNase I hypersensitive sites pdf

Tài liệu Báo cáo khoa học: Structure and function of active chromatin and DNase I hypersensitive sites pdf

... of an HDAC to reform a repressed state. The principal role of H3-K36 methyl- ation in mammalian cells remains far from clear. This modification can recruit the HATs MOF and HBO1, and both factors ... [85]. Mast cells express GATA-2 as well as NFAT and AP-1, and GATA-2 initiates the formation of an additional discrete GATA-2 ⁄ AP-1 enhanceo- some-like complex existing upstream...
Ngày tải lên : 14/02/2014, 18:20
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Tài liệu Báo cáo khoa học: Structure of RNase Sa2 complexes with mononucleotides – new aspects of catalytic reaction and substrate recognition pptx

Tài liệu Báo cáo khoa học: Structure of RNase Sa2 complexes with mononucleotides – new aspects of catalytic reaction and substrate recognition pptx

... was to better understand the catalytic mechanism of RNase Sa2 and to account for the differences in catalytic activity between RNases Sa2 and Sa. On the basis of the crystal structures of RNase ... intermediate. We also propose that the seven-fold higher efficiency of RNA cleavage by RNase Sa than by RNase Sa2 can be at least partly explained by the Val43 (RNase Sa) to...
Ngày tải lên : 18/02/2014, 11:20
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Tài liệu Báo cáo khoa học: Structure of the putative 32 kDa myrosinase-binding protein from Arabidopsis (At3g16450.1) determined by SAIL-NMR docx

Tài liệu Báo cáo khoa học: Structure of the putative 32 kDa myrosinase-binding protein from Arabidopsis (At3g16450.1) determined by SAIL-NMR docx

... Tetrasialyl PA glycan Neu5Aca2-6Galb1-4GlcNAcb1-2Mana1-6(Neu5- Aca2-3Galb1-3(Neu5Aca2-6)GlcNAcb1-4(Neu5Aca2-6Galb1- 4GlcNAcb1-2)Ma na1-3)Manb1-4GlcNAcb1-4GlcNA-PA was used as a control sugar to ... PA-oligosaccharides, GalNAca1-3(Fuca1-2)Galb1-3(Fuca1-4)GlcNAcb1-3Galb1- 4Glc-PA and Neu5Aca2-6Galb1-4GlcNAcb1-2Mana1- 6(Neu5Aca2-3Galb1-3(Neu5Aca2-6)GlcNAcb1-4(Neu5Aca2- 6Galb1-4GlcNAcb1-2)Man...
Ngày tải lên : 18/02/2014, 14:20
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Tài liệu Báo cáo khoa học: Structure and function of plant aspartic proteinases pptx

Tài liệu Báo cáo khoa học: Structure and function of plant aspartic proteinases pptx

... on their evolutionary relationship and tertiary structure. Plant APs have been distributed among families A1 , A3 , A1 1 and A1 2 of clan AA, and family A2 2 of clan AD. The majority of plant APs ... Molecular and biochemical characterisation of two aspartic proteinases TcAP1 and TcAP2 from Theobroma cacao seeds. Planta 215, 754–762. 12. Park, H., Yamanaka, N., Mikkonen, A....
Ngày tải lên : 19/02/2014, 12:20
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Tài liệu Báo cáo khoa học: Structure-activity relationships of a-conotoxins targeting neuronal nicotinic acetylcholine receptors ppt

Tài liệu Báo cáo khoa học: Structure-activity relationships of a-conotoxins targeting neuronal nicotinic acetylcholine receptors ppt

... by adding a lipidic group (2-amino- D , L -dodecanoic acid, Laa) to either the N-terminus (LaaMII) or to Asn5 (5LaaMII). The N-terminal LaaMII was shown to have a tertiary structure similar to ... assay, d ACh-evoked currents in parasympathetic neurons from rat intracardiac ganglia. Fig. 2. Surface representations of ImI and PnIA. (A) The three-dimensional structure...
Ngày tải lên : 19/02/2014, 12:20
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Tài liệu Báo cáo khoa học: Structure and membrane interaction of the internal fusion peptide of avian sarcoma leukosis virus pdf

Tài liệu Báo cáo khoa học: Structure and membrane interaction of the internal fusion peptide of avian sarcoma leukosis virus pdf

... revent the FP from immersing too d eeply into the apolar core of the membrane. Our data are also compatible with the observation that truncation of t he membrane-spanning region of HA2 to the extent ... Chemistry, Academia Sinica, Taipei, Taiwan, Republic of China The structure and membrane interaction of the internal fusion peptide (IFP) fragment of the avia...
Ngày tải lên : 19/02/2014, 16:20
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