- PDB-3orj: Crystal structure of a sugar-binding protein (BACOVA_04391) from ... -
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基本情報
登録情報
データベース: PDB / ID: 3orj
タイトル
Crystal structure of a sugar-binding protein (BACOVA_04391) from Bacteroides ovatus at 2.16 A resolution
要素
sugar-binding protein
キーワード
SUGAR BINDING PROTEIN / STRUCTURAL GENOMICS / JOINT CENTER FOR STRUCTURAL GENOMICS / JCSG / PROTEIN STRUCTURE INITIATIVE / PSI-BIOLOGY / SUGAR-BINDING PROTEIN
機能・相同性
Surface glycan-binding protein B, xyloglucan binding domain / Surface glycan-binding protein B xyloglucan binding domain / polysaccharide binding / Immunoglobulin-like fold / Immunoglobulins / Immunoglobulin-like / Sandwich / Mainly Beta / SGBP_B_XBD domain-containing protein
ANALYTICAL SIZE EXCLUSION CHROMATOGRAPHY WITH STATIC LIGHT SCATTERING SUPPORTS THE ASSIGNMENT OF A MONOMER AS A SIGNIFICANT OLIGOMERIZATION STATE IN SOLUTION.
THE CONSTRUCT (RESIDUES 30-467) WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG ...THE CONSTRUCT (RESIDUES 30-467) WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS REMOVED WITH TEV PROTEASE LEAVING ONLY A GLYCINE (0) FOLLOWED BY THE TARGET SEQUENCE.
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
0.93925
1
2
0.97939
1
3
0.97891
1
反射
解像度: 2.16→45.372 Å / Num. obs: 26772 / % possible obs: 95.2 % / Observed criterion σ(I): -3 / 冗長度: 3.55 % / Biso Wilson estimate: 42.666 Å2 / Rmerge(I) obs: 0.047 / Net I/σ(I): 16.67
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
2.16-2.24
0.614
2
6299
2004
1
70.4
2.24-2.33
0.408
3.2
8406
2483
1
90.5
2.33-2.43
0.305
4
9525
2592
1
99
2.43-2.56
0.238
5.1
10269
2784
1
99
2.56-2.72
0.165
7.1
10024
2748
1
99.3
2.72-2.93
0.105
10.8
10167
2782
1
99
2.93-3.22
0.061
17.3
10015
2742
1
99.4
3.22-3.69
0.035
27.6
10108
2821
1
98.7
3.69-4.64
0.025
38.2
10055
2822
1
99
4.64-45.37
0.024
42.6
10136
2977
1
97.9
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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
SHELX
位相決定
BUSTER-TNT
BUSTER2.8.0
精密化
XSCALE
dataprocessing
PDB_EXTRACT
3.1
データ抽出
XDS
データ削減
XSCALE
データスケーリング
SHELXD
位相決定
autoSHARP
位相決定
BUSTER
2.8.0
精密化
精密化
構造決定の手法: 多波長異常分散 / 解像度: 2.16→45.372 Å / Cor.coef. Fo:Fc: 0.9377 / Cor.coef. Fo:Fc free: 0.9235 / Occupancy max: 1 / Occupancy min: 0.5 / 交差検証法: THROUGHOUT / σ(F): 0 詳細: 1. 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 ...詳細: 1. 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. 2. CHLORIDE (CL) MODELED IS PRESENT PROTEIN BUFFER. ETHYLENE GLYCOL (EDO) MODELED ARE PRESENT CRYO SOLUTION. 3. ZINC ION IS TENTATIVELY ASSIGNED BASED ON ANOMALOUS DIFFERENCE MAP AND GEOMETRY.