- PDB-3hft: Crystal structure of a putative polysaccharide deacetylase involv... -
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基本情報
登録情報
データベース: PDB / ID: 3hft
タイトル
Crystal structure of a putative polysaccharide deacetylase involved in o-antigen biosynthesis (wbms, bb0128) from bordetella bronchiseptica at 1.90 A resolution
要素
WbmS, polysaccharide deacetylase involved in O-antigen biosynthesis
キーワード
HYDROLASE / Structural genomics / Joint Center for Structural Genomics / JCSG / Protein Structure Initiative / PSI-2
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.
解像度: 1.9→29.566 Å / Num. obs: 32707 / % possible obs: 100 % / 冗長度: 7.2 % / Biso Wilson estimate: 29.568 Å2 / Rmerge(I) obs: 0.085 / Rrim(I) all: 0.091 / Rsym value: 0.085 / Net I/av σ(I): 5.93 / Net I/σ(I): 15.5 / Num. measured all: 236428
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
Rrim(I) all
Rsym value
Net I/σ(I) obs
% possible all
1.9-1.95
7.3
0.902
2.1
17369
2365
0.971
0.902
2.1
100
1.95-2
7.3
0.699
2.7
16846
2300
0.753
0.699
2.7
100
2-2.06
7.3
0.51
3.8
16514
2255
0.549
0.51
3.8
100
2.06-2.12
7.3
0.388
4.9
16032
2192
0.418
0.388
4.9
100
2.12-2.19
7.3
0.318
6
15639
2129
0.342
0.318
6
100
2.19-2.27
7.3
0.261
7.3
15109
2064
0.281
0.261
7.3
100
2.27-2.36
7.3
0.204
9.4
14396
1966
0.219
0.204
9.4
100
2.36-2.45
7.3
0.172
11.1
14049
1922
0.186
0.172
11.1
100
2.45-2.56
7.3
0.152
12.5
13509
1848
0.164
0.152
12.5
100
2.56-2.69
7.3
0.126
14.7
12970
1781
0.136
0.126
14.7
100
2.69-2.83
7.3
0.102
17.8
12153
1672
0.109
0.102
17.8
100
2.83-3
7.3
0.088
22
11774
1618
0.095
0.088
22
100
3-3.21
7.2
0.08
25.5
10826
1502
0.086
0.08
25.5
100
3.21-3.47
7.1
0.069
30.8
10059
1408
0.075
0.069
30.8
100
3.47-3.8
7.1
0.057
35.7
9402
1326
0.062
0.057
35.7
100
3.8-4.25
7.1
0.049
38.5
8486
1196
0.053
0.049
38.5
100
4.25-4.91
7
0.045
40.7
7497
1068
0.048
0.045
40.7
100
4.91-6.01
6.9
0.046
37.6
6344
920
0.05
0.046
37.6
100
6.01-8.5
6.6
0.048
35.4
4927
741
0.052
0.048
35.4
99.8
8.5-29.57
5.8
0.042
36.6
2527
434
0.046
0.042
36.6
97.1
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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
SCALA
3.2.5
データスケーリング
PDB_EXTRACT
3.006
データ抽出
MOSFLM
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: 1.9→29.566 Å / Cor.coef. Fo:Fc: 0.969 / Cor.coef. Fo:Fc free: 0.961 / Occupancy max: 1 / Occupancy min: 0.37 / SU B: 4.639 / SU ML: 0.069 / TLS residual ADP flag: LIKELY RESIDUAL / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R: 0.099 / ESU R Free: 0.095 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 FUNLORS 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 FUNLORS 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.A ZINC ION WITH 40% OCCUPANCY IS MODELED. THE PRESENCE OF ZINC AT THIS SITE IS SUPPORTED BY X-RAY FLUORESCENCE, BINDING GEOMETRY AND ANOMALOUS DIFFERENCE FOURIERS ABOVE AND BELOW THE ZINC ABSORPTION EDGE. THE OCCUPANCY WAS LOWERED TO 40% TO BETTER FIT THE OBSERVED DENSITY. 5.MPD AND ETHYLENE GLYCOL MOLECULES FROM AND CRYSTALLIZATION ARE MODELED IN THE STRUCTURE. AN ACETATE-LIKE UNKNOWN LIGAND(UNL) IS MODELED NEAR THE METAL BINDING SITE ACCORDING TO THE POSSIBLE BIOLOGICAL FUNCTION OF THIS PROTEIN, A METAL-ION DEPENDENT DEACETYLASE.
Rfactor
反射数
%反射
Selection details
Rfree
0.184
1654
5.1 %
RANDOM
Rwork
0.162
30985
-
-
obs
0.163
32639
99.98 %
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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