- PDB-4r7f: Crystal structure of a hypothetical protein (PARMER_01801) from P... -
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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: 4r7f
タイトル
Crystal structure of a hypothetical protein (PARMER_01801) from Parabacteroides merdae ATCC 43184 at 2.30 A resolution
要素
Uncharacterized protein
キーワード
STRUCTURAL GENOMICS / UNKNOWN FUNCTION / Three domains have an Immunoglobulin-like beta-sandwich fold / Joint Center for Structural Genomics / JCSG / Protein Structure Initiative / PSI-BIOLOGY
機能・相同性
Protein of unknown function DUF5103 / Type 9 secretion system plug protein 1st domain / metal ion binding / Uncharacterized 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 RESIDUES 23-424 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: 3.71 Å3/Da / 溶媒含有率: 66.86 %
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: 7 詳細: 0.2M magnesium chloride, 2.5M sodium chloride, 0.1M TRIS pH 7.0, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 293K
モノクロメーター: single crystal Si(111) bent / 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
0.97941
1
3
0.97898
1
反射
解像度: 2.3→25.203 Å / Num. all: 31486 / Num. obs: 31486 / % possible obs: 98.5 % / 冗長度: 8.8 % / Rsym value: 0.185 / Net I/σ(I): 10.4
反射 シェル
Diffraction-ID: 1
解像度 (Å)
冗長度 (%)
Mean I/σ(I) obs
Num. measured all
Num. unique all
Rsym value
% possible all
2.3-2.36
9.1
1.8
20925
2303
1.256
99.6
2.36-2.42
9
2.1
20118
2242
1.102
99.7
2.42-2.49
8.9
2.4
19670
2201
0.956
99.7
2.49-2.57
8.1
2.7
17444
2143
0.802
99.7
2.57-2.66
7.8
2.9
14623
1883
0.679
91.9
2.66-2.75
9.1
4
18299
2003
0.571
99.6
2.75-2.85
9.6
5
18757
1961
0.463
99.8
2.85-2.97
9.4
6
17506
1864
0.381
99.8
2.97-3.1
9.2
8.1
16620
1798
0.276
99.8
3.1-3.25
9.1
11.3
15690
1727
0.191
99.9
3.25-3.43
9
13
14874
1652
0.159
100
3.43-3.64
8.2
15.7
12766
1566
0.119
99.9
3.64-3.89
7.5
18.5
9971
1332
0.091
90.9
3.89-4.2
9
24.4
12345
1375
0.075
99.3
4.2-4.6
9.3
27.2
12017
1292
0.068
100
4.6-5.14
9.2
26.6
10714
1162
0.067
100
5.14-5.94
8.4
22.4
8886
1054
0.076
100
5.94-7.27
7.6
18
6476
855
0.091
96
7.27-10.29
8.9
27.3
5919
666
0.068
93.1
10.29-25.203
8.7
31.2
3543
407
0.056
93.3
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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
SOLVE
位相決定
SCALA
3.3.20
データスケーリング
REFMAC
5.7.0032
精密化
MOSFLM
データ削減
精密化
構造決定の手法: 多波長異常分散 / 解像度: 2.3→25.203 Å / Cor.coef. Fo:Fc: 0.962 / Cor.coef. Fo:Fc free: 0.933 / Occupancy max: 1 / Occupancy min: 0.2 / SU B: 9.426 / SU ML: 0.12 / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R: 0.182 / ESU R Free: 0.175 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 TO ACCOUNT FOR THE REDUCED SCATTERING POWER DUE TO PARTIAL S-MET INCORPORATION. 3. GLYCEROL (GOL), TRIS-BUFFER (TRS), MG and CL IONS FROM THE CRYOPROTECTANT AND FROM THE CRYSTALLIZATION CONDITION HAVE BEEN MODELED IN THE SOLVENT STRUCTURE. 4. ATOM RECORD CONTAINS SUM OF TLS AND RESIDUAL B FACTORS. ANISOU R CONTAINS SUM OF TLS AND RESIDUAL U FACTORS. 5. THE MAD PHASES WERE USED AS RESTRAINTS DURING REFINEMENT. 6. SOLVENT ATOMS WERE EXCLUDED FROM TLS REFINEMENT.
Rfactor
反射数
%反射
Selection details
Rfree
0.213
1512
4.8 %
RANDOM
Rwork
0.1589
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obs
0.1617
31457
98.25 %
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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