báo cáo khoa học: "Structure démographique et génétique de quatre populations provençales de Pamassius mnemosyne (L ) (Lepidoptera Papilionidae) isolement et polymorphisme dans des populations « menacées »" potx

báo cáo khoa học: "Structure démographique et génétique de quatre populations provençales de Pamassius mnemosyne (L.) (Lepidoptera Papilionidae) isolement et polymorphisme dans des populations « menacées »" potx

... démographique et génétique de quatre populations provençales de Pamassius mnemosyne (L. ) (Lepidoptera Papilionidae) : isolement et polymorphisme dans des populations « menacées »M. ... L’étude des résultats de l’électrophorèsepar l’analyse factorielle des correspondances révèle des affinités génétiques évidentes entre les populations de La Chens et celles de ... protection.SummaryDemographic and genetic structure of four populations of Parnassius mnemosyne (L. ) (Lepidoptera Papilionidae) in Provence (France) :isolation and polymorphism in « threatened...

Báo cáo khoa học: "Structure, composition chimique et retraits de maturation du bois chez les clones d’Eucalyptus" pdf

... forme des cellules, épaisseur des parois, etc). Mesure de l’angle de microfibrilles (AMF)La mise en évidence de l’angle des microfibrillesa été réalisée à partir de coupes ... les fonctionsaldéhyde des unités S et G (coniféraldéhyde,aldéhydes cinnamiques et les benzaldéhydes),en donnant un chromogène de couleur rouge quipermet de classer les coupes ... Yamamoto et Okuyama,1988 ; Bonnin et Demanet, 199 3) intègrent des paramètres tels que l’inclinaison des microfibrilles par rapport à l’axe de la celluledite «angle des microfibrilles»...

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

... Owen-Hughes T, van Noort J,Rhodes D & Chin JW (200 9) A method for geneticallyinstalling site-speciﬁc acetylation in recombinant hi-stones de nes the effects of H3 K56 acetylation. MolCell 36, ... Florens L, Suganuma T, SwansonSK, Lee KK, Shia WJ, Anderson S, Yates J, Wash-burn MP et al. (200 5) Histone H3 methylation by Set2directs deacetylation of coding regions by Rpd3S tosuppress spurious ... (200 3) Human thymine DNA glycosylase (TDG) and methyl-CpG-binding protein 4 (MBD 4) excise thymine glycol(Tg) from a Tg:G mispair. Nucleic Acids Res 31, 5399–5404.218 Zhu JK (200 9) Active DNA demethylation...

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

... Extended molecular dockingof mononucleotides, dinucleotides and trinucleotidesinto the active site of RNase Sa2 contributed to a betterunderstanding of enzyme–substrate recognition.ResultsDescription ... Electron density 2Fo–Fc(1r level), of mononucleotides exo-2¢,3¢-GCPT (3D5I) (A), 3¢-GMP (crystal form II, 3DH 2) (B) and 2¢-GMP(3DGY) (C) in the active site of RNase Sa2. For clarity, side chains ... from O2¢ of the ribose. Extended molecular docking of mononucleo-tides, dinucleotides and trinucleotides into the active site of the enzymeallowed us to better understand the guanosine speciﬁcity...

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

... At3g16450.1. (B) Full spectrum of SAIL At3g16450.1. (C) Methylene region of UL At3g16450.1. (D) Methylene region ofSAIL At3g16450.1. (E) Methyl region of UL At3g16450.1. (F) Methyl region of ... 210. 1) N-glycanGalb1-4GlcNAcb1-2Mana1-6(Galb1-4GlcNAcb1-2Mana1-3)Manb1-4GlcNAcb1-4(Fuca1- 6) GlcNAc (code no. 210. 4) N-glycanGlcNAcb1-2Mana1-6(GlcNAcb1-2Mana1- 3) Manb1-4(Xylb1-2)GlcNAcb1-4(Fuca1-3)GlcNAc (code no. 210.1FX)N-glycanSAIL-NMR ... plants(Glcb1-3Glc)3Laminarihexaose Pachyman ofPoria cocosMan9GN2 (high-mannose type)(code no. M9. 1) N-glycanGlcNAcb1-2Mana1-6(GlcNAcb1-2Mana1- 3) Manb1-4GlcNAcb1-4(Fuca1- 6) GlcNAc (code no. 210. 1) N-glycanGalb1-4GlcNAcb1-2Mana1-6(Galb1-4GlcNAcb1-2Mana1-3)Manb1-4GlcNAcb1-4(Fuca1- 6) GlcNAc...

Tài liệu Báo cáo khoa học: Structure determination and biochemical studies on Bacillus stearothermophilus E53Q serine hydroxymethyltransferase and its complexes provide insights on function and enzyme memory doc

... 106.58c(A˚ ) 56.88 57.317 57.29 57.07 56.99 57.21Resolution (A˚ ) 2.0 1.86 1.80 2.3 1.86 1.7Completion ( %) 99.1(99. 4) 99.2 (94. 4) 99.6 (99. 8) 99.1 (98. 8) 98.8 (92. 0) 99.8 (10 0) Rmerge( %) 7.1 (40. 5) ... E53QbsSHMT-Gly(FTHF).Enzyme assaysTHF-dependent cleavage of l-Ser to Gly was monitoredusing l-[ 3) 14C]-Ser and THF as substrates [34]. THF-inde-pendent aldol cleavage of l-allo-Thr to Gly and acetalde-hyde ... acetalde-hyde was measured by estimating (at 340 nm) the rate ofNADH-dependent reduction of acetaldehyde to ethanol andNAD+catalyzed by alcohol dehydrogenase present in anexcess amount in the...

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

... Carlos FaroDepartamento de Biologia Molecular e Biotecnologia, Centro de Neurocieˆncias e Biologia Celular, Universidade de Coimbra andDepartamento de Bioquı´mica, Faculdade de Cieˆncias ... yellow. (B) Structureof prophytepsin from H. vulgare L. (PDB code: 1QDM) [25]. The propeptide is shown in blue, the mature protein is shown in cyan26(heavy chain)and red (light chain), the plant ... unpublishedresults). These evidences suggest that procardosins probablydo not share the inactivation mechanism described above.Most likely, the interactions between the prosegment andthe active site render...

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

... extended the investigation to examine the role ofdifferent disul de bond isomers in determining structures.The structures of PnIA, PnIB and the desulfated form ofnative EpI ([Y15]EpI) were determined ... the structures was determined in aqueousbuffer at pH 3.3 [24] and the second was determined inaqueous solution (pH 3. 9) as well as in 30% triﬂuoro-ethanol/H2O and 30% acetonitrile/H2O [25]. ... of ImI were performed by Rogers et al. ([R11E]ImI, [R7L]ImI and [D5N]ImI) and Lamthanh et al. ([R7A]ImI) and the three-dimensional structures ofthe mutants were determined [21,46]. It was noted...

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

... MO,USA). 5( 6)- Carboxytetramethylrhodamine (TAMRA),N-(7-nitrobenz-2-oxa-1,3-diazol-4-yl)-1,2-dihexadecanyol-sn-glycero-3-phosphoethanolamine (NBD-PE) andLissamineTMrhodamine B 1,2-dihexadecanoyl-sn-glycero-3-phosphoethanolamine, ... recorded on a BomanDA8.3 spectrometer with a KBr beamsplitter and a liquidnitrogen-cooled MCT detector according to proceduresdescribed previously [20]. Each of the studied peptides(20 lg) and ... AMX-500spectrometer at 298 K (in SDS m icellar solu tion) or 278 K(in aqueous solution), as described previously [22]. Indeuteron/hydrogen (D/H) e xchange experiments, the pep-tide incorporated...

Tài liệu Báo cáo khoa học: Structure of peptidase T from Salmonella typhimurium doc

... theaccession code 1FNO [15].RESULTSOverall structureThe ®nal model consists of residues M et1 ±Gly408 (seeMaterials and methods). All 15 methionines are built in tothe s elenium atom positions determined ... NoWavelength (AÊ ) 0.9879 0.9793 0.9788 0.9668 0.9879Resolution range (AÊ ) 20.0±2.8 20.0±2.8 20.0±2.8 20.0±2.8 20.0±2.4Completeness (®nal shell)a97.7 (98. 3) 98.7 (99. 3) 98.7(99. 2) 98.5 (98. 8) 99.2 ... shell) ( %) 3.2(8. 5) 4.2(11. 1) 4.6(17. 9) 3.8(8. 2) 4.6 (24. 6) I/r(I) (®nal shell) 28.8 (11. 2) 23.8 (11. 3) 20.3 (7. 1) 26.5 (13. 2) 23.4 (6. 0) Phasing power, disp./anom.b3.5/3.5 4.7/5.1 4.1/4.4 /1.9RCullis,...

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