Báo cáo khoa học: Detailed structure of lipid A isolated from lipopolysaccharide from the marine proteobacterium Marinomonas vaga ATCC 27119T pot

... for Bioorganic Research, Osaka, Japan The c hemical s tructure of a novel lipid A, the major com- ponent of the lipopolysaccharide from the marine gamma- proteobacterium Marinomonas vaga ATCC 27119 T ,was determined ... to the structural elucidation of lipid A from the marine proteobacterium M. vaga. To the best of our knowledge, this is th...

Ngày tải lên: 07/03/2014, 15:20

... by the importin -a nuclear import pathway, provided that CLIC4 can undergo a conforma- tional rearrangement that exposes the NLS in an extended conformation. Database Structural data are available ... Koochek A, Ryscavage A, Bhat K, Tanaka T, Oshima A, Fitzgerald P & Yuspa SH (2007) Reciprocal modifications of CLIC4 in tumor epithelium and stroma mark malignant progression of...

Ngày tải lên: 14/02/2014, 19:20

... (2001) RNase U2 and alpha- sarcin: a study of relationships. Meth Enzymol 341, 335–351. 3 Lacadena J, A ´ lvarez-Garcı ´ a E, Carreras-Sangra N, Herrero-Gala ´ n E, Alegre-Cebollada J, Garcı ´ a- Ortega L, ... buried, with the accessible surface area of the corresponding side chains very low. Desolvation of the charged groups should affect their pK a values, increasing t...

Ngày tải lên: 18/02/2014, 08:20

... Crt may represent a canonical structure of that protein family. In addition, we show that both its fold and potential surface partially resemble the structural features of the antimammalian scorpion ... to the mean structure, of 0.91 ± 0.15 A ˚ for backbone atoms and 1.47 ± 0.15 A ˚ for all heavy atoms. Further details of the statistics of the NMR models are liste...

Ngày tải lên: 20/02/2014, 11:20

... RNase A. On the other hand, the decreased activity of the RATEs as compared with RNase A ([16] and Table 1) indicate a negative influence of the tandemization on the cata- lytic efficiency. The ... Schwalbach, Germany). Activity assay For analysis of the catalytic activity of SGRSGRSG-RATE in comparison with that of RNase A, a fluorometric assay employing the l...

Ngày tải lên: 22/03/2014, 16:21

... structure of IsTX A male scorpion toxin from Opisthacanthus madagascariensis (Ischnuridae) Nahoko Yamaji 1 , Li Dai 1 , Kenji Sugase 1 , Marta Andriantsiferana 2 , Terumi Nakajima 1 and Takashi Iwashita 1 1 Suntory ... 5¢-GTXCA YACXAAYATHCCXTG-3¢;3SP2,5¢-AAYATHCCXT GYMGXGGXAC-3¢;3SP3,5¢-GAYTGYTAYGARC CXTGYGA-3¢.5¢ RACE: 5 SP1, 5¢-GACAGAAATTA CATTTTCGTAGCGT; 5SP2, 5¢-CCATGGACAATTG TTGT...

Ngày tải lên: 30/03/2014, 15:20

... on biochemical and structural data, a general catalytic mechanism was proposed for aminopeptidases that involves an acidic residue acting as a general acid ⁄ gen- eral base and a di-nuclear metal center ... mutant. Conclusions The results of the present study substantiate several catalytic features that characterize the mechanism of action of SGAP. Taking together with the...

Ngày tải lên: 19/02/2014, 02:20

... signal of membrane-anchored Ras was outside the detection limit. Instead, the structure of Ras at the air–water interface was analysed. With the largely increased signal-to-noise ratio of ATR-FTIR, ... using AmiconÒ concentrators. All protein batches were analysed by SDS-PAGE and MALDI-TOF-MS. Preparation of the ATR crystal The germanium IRE of the ATR was cleaned ch...

Ngày tải lên: 07/03/2014, 04:20

... ascomycete fungal laccase from Thielavia arenaria – common structural features of asco-laccases Juha P. Kallio 1 , Chiara Gasparetti 2 , Martina Andberg 2 , Harry Boer 2 , Anu Koivula 2 , Kristiina Kruus 2 , Juha ... weak homodimer, as observed for MaL, that may determine the properties of these asco-laccases at high protein concentrations. Database Structural data are available in t...

Ngày tải lên: 14/02/2014, 18:20

... bound to the metal, in the company of a water oxygen, from the apical positions. The manga- nese was only 0.06 A ˚ out of the equatorial plane (Table 3). The angles around the metal cofactor sug- gested ... hyper-thermophilic crenarchaeon, Aeropyrum pernix K1. DNA Res 6, 83–101. 11 Nakamura T, Yamamoto T, Inoue T, Matsumura H, Kobayashi A, Hagihara Y, Uegaki K, Ataka...

Ngày tải lên: 14/02/2014, 22:20