- PDB-3kdw: Crystal structure of Putative sugar binding protein (YP_001300177... -
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IDまたはキーワード:
読み込み中...
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基本情報
登録情報
データベース: PDB / ID: 3kdw
タイトル
Crystal structure of Putative sugar binding protein (YP_001300177.1) from Bacteroides vulgatus ATCC 8482 at 1.70 A resolution
要素
Putative sugar binding protein
キーワード
SUGAR BINDING PROTEIN / Putative sugar binding protein / Structural Genomics / Joint Center for Structural Genomics / JCSG / Protein Structure Initiative / PSI-2
機能・相同性
Protein of unknown function DUF3826 / Protein of unknown function (DUF3826) / PHOSPHATE ION / DUF3826 domain-containing protein
CRYSTAL PACKING ANALYSIS AND ANALYTICAL SIZE EXCLUSION CHROMATOGRAPHY COUPLED WITH STATIC LIGHT SCATTERING SUPPORT THE ASSIGNMENT OF A DIMER AS A SIGNIFICANT OLIGOMERIZATION STATE IN SOLUTION.
THE CRYSTALLIZATION REAGENT CONTAINED A RACEMIC MIXTURE (4R/4S) OF 2-METHYL-2,4-PENTANEDIOL (MPD) ...THE CRYSTALLIZATION REAGENT CONTAINED A RACEMIC MIXTURE (4R/4S) OF 2-METHYL-2,4-PENTANEDIOL (MPD) ONE OF THE SOLVENT SITES HAS BEEN MODELED AS MIXTURE OF BOTH ENANTIOMERS RESID 301 (4S - MPD) AND RESID 302 (4R - MRD).
配列の詳細
SEQUENCE THIS CONSTRUCT (RESIDUES 21-222) WAS EXPRESSED WITH THE N-TERMINAL PURIFICATION TAG ...SEQUENCE THIS CONSTRUCT (RESIDUES 21-222) WAS EXPRESSED WITH THE N-TERMINAL PURIFICATION TAG MGSDKIHHHHHHENLYFQG.
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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: 2.79 Å3/Da / 溶媒含有率: 55.87 %
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: 8.5 詳細: 0.2000M (NH4)2HPO4, 50.0000% MPD, 0.1M TRIS pH 8.5, 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
0.97929
1
反射
解像度: 1.7→28.49 Å / Num. obs: 31900 / % possible obs: 99.5 % / Observed criterion σ(I): -3 / Biso Wilson estimate: 24.086 Å2 / Rmerge(I) obs: 0.04 / Net I/σ(I): 16.69
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
1.7-1.76
0.55
2
16659
5898
1
98
1.76-1.83
0.41
2.7
17291
6063
1
99.7
1.83-1.91
0.298
3.6
16655
5827
1
99.7
1.91-2.02
0.183
6
18986
6622
1
99.6
2.02-2.14
0.112
9.3
16420
5720
1
99.6
2.14-2.31
0.075
13.5
17966
6237
1
99.7
2.31-2.54
0.053
18.3
17246
5967
1
99.6
2.54-2.9
0.036
25.4
17460
6020
1
99.7
2.9-3.66
0.024
37.2
17768
6115
1
99.7
3.66-28.49
0.019
48.6
17679
6080
1
99.4
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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
5.5.0102
精密化
PHENIX
精密化
SOLVE
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
精密化
構造決定の手法: 多波長異常分散 / 解像度: 1.7→28.49 Å / Cor.coef. Fo:Fc: 0.97 / Cor.coef. Fo:Fc free: 0.948 / Occupancy max: 1 / Occupancy min: 0.3 / SU B: 3.124 / SU ML: 0.047 / TLS residual ADP flag: LIKELY RESIDUAL / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R: 0.08 / ESU R Free: 0.086 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. CHLORIDE (CL), (4S)-2-METHYL-2,4-PENTANEDIOL (MPD) (4R)-2-METHYL-2,4-PENTANEDIOL (MRD), AND PHOSPHATE (PO4) FROM THE PROTEIN/CRYSTALLIZATION SOLUTION HAVE BEEN MODELED INTO THE SOLVENT STRUCTURE. 5. TLS GROUPS WERE ASSIGNED WITH THE AID OF THE TLSMD SERVER.
Rfactor
反射数
%反射
Selection details
Rfree
0.191
1609
5 %
RANDOM
Rwork
0.152
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obs
0.154
31866
99.79 %
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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: 1.4 Å / 溶媒モデル: MASK