- PDB-4i17: Crystal structure of a TPR repeats protein (BF2334) from Bacteroi... -
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IDまたはキーワード:
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基本情報
登録情報
データベース: PDB / ID: 4i17
タイトル
Crystal structure of a TPR repeats protein (BF2334) from Bacteroides fragilis NCTC 9343 at 1.50 A resolution
要素
hypothetical protein
キーワード
Structural Genomics / Unknown Function / TPR repeats protein / Joint Center for Structural Genomics / JCSG / Protein Structure Initiative / PSI-BIOLOGY
THE CONSTRUCT WAS EXPRESSED WITH AN N-TERMINAL PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS ...THE CONSTRUCT WAS EXPRESSED WITH AN N-TERMINAL PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS REMOVED WITH TEV PROTEASE LEAVING ONLY A GLYCINE (0) FOLLOWED BY RESIDUES 19-245 OF THE TARGET SEQUENCE.
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実験情報
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実験
実験
手法: X線回折 / 使用した結晶の数: 1
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試料調製
結晶
マシュー密度: 2.14 Å3/Da / 溶媒含有率: 42.47 %
結晶化
温度: 293 K / 手法: 蒸気拡散法, シッティングドロップ法 / pH: 5.43 詳細: 2.6M ammonium sulfate, 0.1M MES pH 5.43, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 293K
解像度: 1.5→27.153 Å / Num. obs: 33966 / % possible obs: 94.6 % / Observed criterion σ(I): -3 / Biso Wilson estimate: 22.734 Å2 / Rmerge(I) obs: 0.048 / Net I/σ(I): 13.65
反射 シェル
Diffraction-ID: 1
解像度 (Å)
最高解像度 (Å)
Rmerge(I) obs
Mean I/σ(I) obs
Num. measured obs
Num. unique obs
% possible all
1.5-1.55
0.841
2
22103
5487
85.6
1.55-1.62
0.672
2.6
31689
7577
98.8
1.62-1.69
0.512
3.3
27131
6418
98.3
1.69-1.78
0.362
4.6
28546
6717
98.2
1.78-1.89
0.24
6.7
28252
6565
97.5
1.89-2.04
0.134
11.1
29320
6791
96.7
2.04-2.24
0.078
17.1
27454
6336
95.7
2.24-2.56
0.057
22.3
27943
6411
94.4
2.56-3.23
0.041
29.4
27662
6349
92.1
3.23
0.029
39.9
28573
6077
88.3
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位相決定
位相決定
手法: 多波長異常分散
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解析
ソフトウェア
名称
バージョン
分類
NB
MolProbity
3beta29
モデル構築
PDB_EXTRACT
3.1
データ抽出
SHELX
位相決定
SHARP
位相決定
XSCALE
March15, 2012
データスケーリング
BUSTER-TNT
精密化
XDS
データ削減
SHELXD
位相決定
BUSTER
2.10.0
精密化
精密化
構造決定の手法: 多波長異常分散 / 解像度: 1.83→27.153 Å / Cor.coef. Fo:Fc: 0.9592 / Cor.coef. Fo:Fc free: 0.953 / Occupancy max: 1 / Occupancy min: 0.25 / 交差検証法: THROUGHOUT / σ(F): 0 詳細: OTHER REFINEMENT REMARKS: 1. ATOM RECORD CONTAINS SUM OF TLS AND RESIDUAL B FACTORS. ANISOU RECORD CONTAINS SUM OF TLS AND RESIDUAL U FACTORS. 2. A MET-INHIBITION PROTOCOL WAS USED FOR ...詳細: OTHER REFINEMENT REMARKS: 1. ATOM RECORD CONTAINS SUM OF TLS AND RESIDUAL B FACTORS. ANISOU RECORD CONTAINS SUM OF TLS AND RESIDUAL U FACTORS. 2. A MET-INHIBITION PROTOCOL WAS USED FOR SELENOMETHIONINE INCORPORATION DURING PROTEIN EXPRESSION. THE OCCUPANCY OF THE SE ATOMS IN THE MSE RESIDUES WAS REDUCED TO 0.75 TO ACCOUNT FOR THE REDUCED SCATTERING POWER DUE TO PARTIAL S-MET INCORPORATION. 3. ETHYLENE GLYCOL (GOL) FROM THE CRYOPROTECTANT AND AMMONIUM SULPHATE IONS FROM THE CRYSTALLIZATION CONDITION HAVE BEEN MODELED IN THE SOLVENT STRUCTURE. 4. TWO N-TERMINAL AND ONE C-TERMINAL RESIDUES ARE DISORDERED. 5. THE MAD PHASES WERE USED AS RESTRAINTS DURING REFINEMENT.