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’électrophorèse par l’analyse factorielle des correspondances révèle des affinités génétiques évidentes entre l...

Ngày tải lên: 09/08/2014, 22:22

... forme des cellules, épaisseur des parois, etc). Mesure de l’angle de microfibrilles (AMF) La mise en évidence de l’angle des microfibrilles a été réalisée à partir de coupes ... les fonctions aldéhyde des unités S et G (coniféraldéhyde, aldéhydes cinnamiques et les benzaldéhydes), en donnant un chromogène de couleur rouge qui permet de...

Ngày tải lên: 08/08/2014, 19:21

... Owen-Hughes T, van Noort J, Rhodes D & Chin JW (200 9) A method for genetically installing site-specific acetylation in recombinant hi- stones de nes the effects of H3 K56 acetylation. Mol Cell 36, ... Florens L, Suganuma T, Swanson SK, Lee KK, Shia WJ, Anderson S, Yates J, Wash- burn MP et al. (200 5) Histone H3 methylation by Set2 directs deacetylation of coding regions by Rpd3S...

Ngày tải lên: 14/02/2014, 18:20

... Extended molecular docking of mononucleotides, dinucleotides and trinucleotides into the active site of RNase Sa2 contributed to a better understanding of enzyme–substrate recognition. Results Description ... Electron density 2F o –F c (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 cla...

Ngày tải lên: 18/02/2014, 11:20

... At3g16450.1. (B) Full spectrum of SAIL At3g16450.1. (C) Methylene region of UL At3g16450.1. (D) Methylene region of SAIL At3g16450.1. (E) Methyl region of UL At3g16450.1. (F) Methyl region of ... 210. 1) N-glycan Galb1-4GlcNAcb1-2Mana1-6 (Galb1-4GlcNAcb1-2 Mana1-3)Manb1-4GlcNAcb1-4(Fuca1- 6) GlcNAc (code no. 210. 4) N-glycan GlcNAcb1-2Mana1-6(GlcNAcb1-2Mana1- 3) Manb1-4(Xylb1-2)Gl...

Ngày tải lên: 18/02/2014, 14:20

... 106.58 c(A ˚ ) 56.88 57.317 57.29 57.07 56.99 57.21 Resolution (A ˚ ) 2.0 1.86 1.80 2.3 1.86 1.7 Completion ( %) 99.1(99. 4) 99.2 (94. 4) 99.6 (99. 8) 99.1 (98. 8) 98.8 (92. 0) 99.8 (10 0) R merge ( %) 7.1 (40. 5) ... E53QbsSHMT-Gly(FTHF). Enzyme assays THF-dependent cleavage of l-Ser to Gly was monitored using l-[ 3) 14 C]-Ser and THF as substrates [34]....

Ngày tải lên: 18/02/2014, 16:20

... Carlos Faro Departamento de Biologia Molecular e Biotecnologia, Centro de Neurocie ˆ ncias e Biologia Celular, Universidade de Coimbra and Departamento de Bioquı ´ mica, Faculdade de Cie ˆ ncias ... yellow. (B) Structure of prophytepsin from H. vulgare L. (PDB code: 1QDM) [25]. The propeptide is shown in blue, the mature protein is shown in cyan 26 (heavy chain) and red (light chain...

Ngày tải lên: 19/02/2014, 12:20

... extended the investigation to examine the role of different disul de bond isomers in determining structures. The structures of PnIA, PnIB and the desulfated form of native EpI ([Y15]EpI) were determined ... the structures was determined in aqueous buffer at pH 3.3 [24] and the second was determined in aqueous solution (pH 3. 9) as well as in 30% trifluoro- ethanol/H 2 O and 30% acetonitril...

Ngày tải lên: 19/02/2014, 12:20

... 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) and Lissamine TM rhodamine B 1,2-dihexadecanoyl-sn-glycero- 3-phosphoethanolamine, ... recorded on a Boman DA8.3 spectrometer with a KBr beamsplitter and a liquid nitrogen-cooled MCT detector according to procedures described previously [2...

Ngày tải lên: 19/02/2014, 16:20

... the accession code 1FNO [15]. RESULTS Overall structure The ®nal model consists of residues M et1 ±Gly408 (see Materials and methods). All 15 methionines are built in to the s elenium atom positions determined ... No Wavelength (A Ê ) 0.9879 0.9793 0.9788 0.9668 0.9879 Resolution range (A Ê ) 20.0±2.8 20.0±2.8 20.0±2.8 20.0±2.8 20.0±2.4 Completeness (®nal shell) a 97.7 (98. 3) 98....

Ngày tải lên: 21/02/2014, 03:20