THE CONSTRUCT WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS REMOVED WITH ...THE CONSTRUCT WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS REMOVED WITH TEV PROTEASE LEAVING ONLY A GLYCINE (0) FOLLOWED BY 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: 1.94 Å3/Da / 溶媒含有率: 36.6 %
結晶化
温度: 293 K 詳細: 30.0% Ethylene-Glycol, 0.1M NaAcetate, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 293K
解像度: 2→28.796 Å / Num. obs: 23439 / % possible obs: 99.9 % / 冗長度: 3.4 % / Rmerge(I) obs: 0.102 / Rsym value: 0.102 / Net I/σ(I): 6.6
反射 シェル
Diffraction-ID: 1
解像度 (Å)
冗長度 (%)
Rmerge(I) obs
Mean I/σ(I) obs
Num. measured all
Num. unique all
Rsym value
% possible all
2.05-2.1
3.5
0.817
0.9
5935
1690
0.817
99.9
2.1-2.16
3.5
0.633
1.2
5910
1687
0.633
100
2.16-2.22
3.5
0.504
1.5
5599
1604
0.504
99.9
2.22-2.29
3.5
0.412
1.9
5447
1561
0.412
99.9
2.29-2.37
3.5
0.374
2.1
5371
1536
0.374
99.9
2.37-2.45
3.5
0.302
2.6
5127
1468
0.302
100
2.45-2.54
3.5
0.249
3.1
4968
1426
0.249
99.8
2.54-2.65
3.5
0.205
3.7
4827
1394
0.205
100
2.65-2.76
3.4
0.165
4.6
4556
1321
0.165
99.9
2.76-2.9
3.4
0.148
5.2
4359
1268
0.148
99.8
2.9-3.06
3.4
0.114
6.6
4169
1220
0.114
99.9
3.06-3.24
3.4
0.089
8.3
3871
1141
0.089
100
3.24-3.47
3.4
0.071
10.1
3645
1075
0.071
99.9
3.47-3.74
3.3
0.058
11.9
3370
1013
0.058
99.7
3.74-4.1
3.2
0.046
14.5
2996
936
0.046
99.9
4.1-4.58
3.1
0.042
15.1
2619
846
0.042
99.7
4.58-5.29
3.2
0.045
14
2477
772
0.045
99.6
5.29-6.48
3.4
0.05
13.3
2248
657
0.05
100
6.48-9.17
3.3
0.038
15.6
1700
520
0.038
99.8
9.17-28.8
2.9
0.033
15.2
884
304
0.033
96.7
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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
SHELX
位相決定
REFMAC
5.2.0005
精密化
SCALA
データスケーリング
PDB_EXTRACT
2
データ抽出
MOSFLM
データ削減
CCP4
(SCALA)
データスケーリング
SHELXD
位相決定
SHARP
位相決定
精密化
構造決定の手法: 多波長異常分散 / 解像度: 2.05→28.796 Å / Cor.coef. Fo:Fc: 0.963 / Cor.coef. Fo:Fc free: 0.937 / SU B: 9.968 / SU ML: 0.14 / TLS residual ADP flag: LIKELY RESIDUAL / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R: 0.222 / ESU R Free: 0.186 立体化学のターゲット値: MAXIMUM LIKELIHOOD WITH PHASES 詳細: 1. HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS 2. ATOM RECORD CONTAINS RESIDUAL B FACTORS ONLY 3. SEVENTEEN ETHYLENE GLYCOL MOLECULES FROM CRYSTALLIZATION SOLUTION ARE BUILT IN THE ...詳細: 1. HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS 2. ATOM RECORD CONTAINS RESIDUAL B FACTORS ONLY 3. SEVENTEEN ETHYLENE GLYCOL MOLECULES FROM CRYSTALLIZATION SOLUTION ARE BUILT IN THE MODEL. 4. 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. 5. THE METAL IONS AT THE ACTIVE SITE WERE ASSIGNED AS IRON BASED ON AN X-RAY FLUORESCENCE SCAN AROUND FE EDGE, ANOMALOUS DIFFERENCE FOURIER PEAKS, AND COORDINATION. 6. A PEROXIDE ION (PER) IS TENTATIVELY ASSIGNED AT THE ACTIVE SITE OF CHAIN A. THE ASSIGNMENT IS BASED ON THE ENZYME FUNCTION AND THE ELECTRON DENSITY. HOWEVER, SPECTROSCOPIC DATA WERE NOT AVAILABLE. 7. IN SUBUNIT B, AN UNKNOWN LIGAND (UNL) IS BUILT IN NEAR FE BINDING SITE. THE DENSITY AT THE UNL SITE DIFFERS FROM DENSITY AT THE NCS RELATED SITE. 8. THERE IS AN UNKNOWN ELECTRON DENSITY NEAR RESIDUES CYS37 AND HIS196 ON THE PROTEIN SURFACE IN SUBUNIT A. THIS DENSITY WAS LEFT UNMODELED.
Rfactor
反射数
%反射
Selection details
Rfree
0.229
1201
5.1 %
RANDOM
Rwork
0.171
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obs
0.174
23393
99.77 %
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溶媒の処理
イオンプローブ半径: 0.8 Å / 減衰半径: 0.8 Å / VDWプローブ半径: 1.2 Å / 溶媒モデル: MASK