分子量: 6962.535 Da / 分子数: 1 / 由来タイプ: 組換発現 詳細: the toxin gene with additional ATG codon at the 5prime-end was constructed from six overlapping synthetic oligonucleotides using PCR 由来: (組換発現) Naja oxiana (コブラ) / 発現宿主: Escherichia coli (大腸菌) / 株 (発現宿主): BL21(DE3) / 参照: UniProt: P01451
Has protein modification
Y
-
実験情報
-
実験
実験
手法: 溶液NMR
NMR実験
Conditions-ID
Experiment-ID
Solution-ID
Sample state
Spectrometer-ID
タイプ
1
1
1
isotropic
1
3D HNCA
1
2
1
isotropic
1
3D HN(CA)CB
1
3
1
isotropic
1
3D HNCO
1
4
1
isotropic
1
3DHN(COCA)CB
1
5
1
anisotropic
1
3D (H)CCH-TOCSY
1
6
1
isotropic
1
2D 1H-15N HSQC
1
7
1
isotropic
1
2D 1H-13C HSQC aliphatic
1
8
1
isotropic
1
3D 1H-15N NOESY
1
9
1
isotropic
1
3D 1H-13C NOESY aliphatic
1
10
1
isotropic
2
1D-WATERGATE
-
試料調製
詳細
タイプ: solution 内容: 1 mM U-99% 13C; U-99% 15N recombinant cytotoxin-I, 95 v/v non-labeled H2O, 5 v/v 99.9% 2H D2O, 3 uM non-labeled NaOH, 1 uM non-labeled HCl, 95% H2O/5% D2O 詳細: the double-labeled (13C-15N) recombinant toxin was dissolved in H2O/D2O (95/5) mixture and pH was adjusted with small additions of concentrated NaOH/HCl solutions Label: 13C-15N sample / 溶媒系: 95% H2O/5% D2O
試料
濃度 (mg/ml)
構成要素
Isotopic labeling
Solution-ID
1mM
recombinant cytotoxin-I
[U-99% 13C; U-99% 15N]
1
95v/v
H2O
non-labeled
1
5v/v
D2O
99.9% 2H
1
3uM
NaOH
non-labeled
1
1uM
HCl
non-labeled
1
試料状態
詳細: the conditions were chosen to match those used for the investigation of the native variant of this toxin (deposited under PDB code of 1RL5) イオン強度: 0 Not defined / Ionic strength err: 0.1 / Label: conditions_1 / pH: 6.5 / PH err: 0.1 / 圧: 101325 Pa / Pressure err: 100 / 温度: 303 K / Temperature err: 0.2
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NMR測定
NMRスペクトロメーター
タイプ
製造業者
モデル
磁場強度 (MHz)
Spectrometer-ID
Bruker AVANCE
Bruker
AVANCE
700
1
Bruker AVANCE
Bruker
AVANCE
600
2
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解析
NMR software
名称
バージョン
開発者
分類
TopSpin
2.0.a
BrukerBiospin
collection
CARA
1.8.4
KellerandWuthrich
chemicalshiftassignment
CYANA
1.0.6
Guntert, MumenthalerandWuthrich
structurecalculation
Rosetta
3.3
DavidBaker, UniversityofWashington
精密化
精密化
手法
ソフトェア番号
詳細
simulated annealing
2
restrained Rosetta protocol
6
as in: J Am Chem Soc. 2014 Feb 5;136(5):1893-90. Protein NMR structures refined with Rosetta have higher accuracy relative to corresponding X-ray crystal structures. Mao B, Tejero R, Baker D, Montelione GT.
代表構造
選択基準: quality score
NMRアンサンブル
コンフォーマー選択の基準: target function / 計算したコンフォーマーの数: 200 / 登録したコンフォーマーの数: 20