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: 2.37 Å3/Da / 溶媒含有率: 48.19 %
結晶化
温度: 277 K / 手法: 蒸気拡散法, シッティングドロップ法 / pH: 7 詳細: 0.2000M MgCl2, 10.0000% PEG-8000, 0.1M TRIS pH 7.0, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K
モノクロメーター: Single crystal Si(111) bent monochromator (horizontal focusing) プロトコル: MAD / 単色(M)・ラウエ(L): M / 散乱光タイプ: x-ray
放射波長
ID
波長 (Å)
相対比
1
0.91837
1
2
0.97855
1
3
0.97799
1
反射
解像度: 1.54→29.323 Å / Num. obs: 106036 / % possible obs: 99.1 % / Observed criterion σ(I): -3 / Biso Wilson estimate: 16.505 Å2 / Rmerge(I) obs: 0.079 / Net I/σ(I): 12.56
反射 シェル
解像度 (Å)
Rmerge(I) obs
Mean I/σ(I) obs
Num. measured obs
Num. unique obs
Diffraction-ID
% possible all
1.54-1.6
0.858
1.6
83058
21139
1
95
1.6-1.66
0.666
2.1
75715
19019
1
99.2
1.66-1.73
0.512
2.8
75663
18963
1
99.3
1.73-1.83
0.37
3.8
88926
22255
1
99.4
1.83-1.94
0.257
5.5
78550
19594
1
99.5
1.94-2.09
0.161
8.5
82296
20497
1
99.7
2.09-2.3
0.101
13.2
82285
20441
1
99.8
2.3-2.63
0.077
16.9
82124
20326
1
99.8
2.63-3.31
0.046
26.3
83352
20550
1
99.9
3.31-29.323
0.026
43.9
83880
20648
1
99.8
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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
REFMAC
5.2.0019
精密化
PHENIX
精密化
SHELX
位相決定
MolProbity
3beta29
モデル構築
XSCALE
データスケーリング
PDB_EXTRACT
3.006
データ抽出
XDS
データ削減
SHELXD
位相決定
autoSHARP
位相決定
精密化
構造決定の手法: 多波長異常分散 / 解像度: 1.54→29.323 Å / Cor.coef. Fo:Fc: 0.978 / Cor.coef. Fo:Fc free: 0.973 / Occupancy max: 1 / Occupancy min: 0.25 / SU B: 2.28 / SU ML: 0.042 / TLS residual ADP flag: LIKELY RESIDUAL / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R: 0.062 / ESU R Free: 0.062 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.A MET-INHIBITION PROTOCOL WAS USED FOR SELENOMETHIONINE INCORPORATION DURING PROTEIN ...詳細: 1.HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. 2.ATOM RECORD CONTAINS RESIDUAL B FACTORS ONLY. 3.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. 4.MG IONS, CHLORIDE IONS FROM CRYSTALLIZATION AND ETHYLENE GLYCOL FROM CRYOPROTECTANT ARE MODELED IN THE STRUCTURE, RESPECTIVELY. 5.FE IONS WITH 0.80 OCCUPANCY ARE MODELED IN EACH CONSERVED ACTIVE SITE. THE PRESENCE OF FE ATOMS ARE SUPPORTED BY X-RAY FLUORESCENCE MEASUREMENTS. AN UNKNOWN LIGAND(UNL) IS MODELED IN EACH ACTIVE SITE NEAR FE ATOM. 6.ANOTHER UNKNOWN LIGAND (UNL) IS ALSO MODELED NEAR RESIDUE 301 IN SUBUNIT A, WHICH RESEMBLES A BENZOIC ACID FROM BACTERIAL NATURAL PROCESSING.
Rfactor
反射数
%反射
Selection details
Rfree
0.157
5292
5 %
RANDOM
Rwork
0.136
-
-
-
obs
0.137
105995
99.29 %
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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: BABINET MODEL WITH MASK