- PDB-3imk: Crystal structure of Putative molybdenum carrier protein (YP_4618... -
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基本情報
登録情報
データベース: PDB / ID: 3imk
タイトル
Crystal structure of Putative molybdenum carrier protein (YP_461806.1) from SYNTROPHUS ACIDITROPHICUS SB at 1.45 A resolution
要素
Putative molybdenum carrier protein
キーワード
METAL BINDING PROTEIN / YP_461806.1 / Putative molybdenum carrier protein / Structural Genomics / Joint Center for Structural Genomics / JCSG / Protein Structure Initiative / PSI-2 / unknown function
機能・相同性
Circularly permutated YpsA SLOG / Circularly permutated YpsA SLOG family / Rossmann fold - #450 / Rossmann fold / 3-Layer(aba) Sandwich / Alpha Beta / Chem-PG6 / Hypothetical cytosolic protein
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: 2.27 Å3/Da / 溶媒含有率: 45.88 %
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: 6 詳細: 10.0000% Glycerol, 5.0000% PEG-1000, 30.0000% PEG-600, 0.1M MES pH 6.0, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K
解像度: 1.45→28.479 Å / Num. obs: 28613 / % possible obs: 98.4 % / Observed criterion σ(I): -3 / Biso Wilson estimate: 15.264 Å2 / Rmerge(I) obs: 0.05 / Net I/σ(I): 15.2
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
1.45-1.5
0.593
2.3
15970
4895
1
93.3
1.5-1.56
0.406
3.3
18089
5366
1
98.1
1.56-1.63
0.313
4.3
18195
5400
1
99.1
1.63-1.72
0.23
5.8
19242
5686
1
98.9
1.72-1.83
0.15
8.4
18507
5449
1
99.2
1.83-1.97
0.096
12.5
18219
5363
1
99.2
1.97-2.17
0.058
18.9
18430
5425
1
99.2
2.17-2.48
0.04
24.7
18156
5333
1
99.2
2.48-3.12
0.032
31.4
18466
5382
1
99.1
3.12-28.479
0.027
39.7
18430
5419
1
98.5
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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
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: 1.45→28.479 Å / Cor.coef. Fo:Fc: 0.971 / Cor.coef. Fo:Fc free: 0.964 / Occupancy max: 1 / Occupancy min: 0.3 / SU B: 1.835 / SU ML: 0.036 / TLS residual ADP flag: LIKELY RESIDUAL / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R: 0.061 / 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. A MET-INHIBITION PROTOCOL WAS USED FOR SELENOMETHIONINE INCORPORATION DURING PROTEIN EXPRESSION. THE OCCUPANCY OF THE SE ATOMS IN THE ...詳細: 1. HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. 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 FOR THE REDUCED SCATTERING POWER DUE TO PARTIAL S-MET INCORPORATION. 3. ATOM RECORDS CONTAIN RESIDUAL B FACTORS ONLY. 4. GLYCEROL (GOL), 2-(N-MORPHOLINO)-ETHANESULFONIC ACID (MES) AND PEG1000 OR PEG600 FRAGMENT(PG4 AND PG6) MOLECULES ARE MODELED BASED ON CRYSTALLIZATION CONDITION.
Rfactor
反射数
%反射
Selection details
Rfree
0.177
1450
5.1 %
RANDOM
Rwork
0.152
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-
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obs
0.154
28572
98.89 %
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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