- PDB-2ii1: Crystal structure of Acetamidase (10172637) from Bacillus Halodur... -
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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: 2ii1
タイトル
Crystal structure of Acetamidase (10172637) from Bacillus Halodurans at 1.95 A resolution
要素
Acetamidase
キーワード
HYDROLASE / 10172637 / ACETAMIDASE / STRUCTURAL GENOMICS / JOINT CENTER FOR STRUCTURAL GENOMICS / PSI-2 / Protein Structure Initiative / JCSG
機能・相同性
Acetamidase/Formamidase / Acetamidase/Formamidase family / hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides / metal ion binding / Acetamidase
BIOMOLECULE: 1,2 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT WHICH CONSISTS OF 4 ... BIOMOLECULE: 1,2 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT WHICH CONSISTS OF 4 CHAIN(S). SEE REMARK 350 FOR INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S). SIZE EXCLUSION CHROMATOGRAPHY SUPPORTS THE ASSIGNMENT OF A DIMER AS A BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE.
モノクロメーター: DOUBLE CRYSTAL SI(111) / プロトコル: SINGLE WAVELENGTH / 単色(M)・ラウエ(L): M / 散乱光タイプ: x-ray
放射波長
波長: 0.9797 Å / 相対比: 1
反射
解像度: 1.898→28.892 Å / Num. obs: 70889 / % possible obs: 90.3 % / 冗長度: 3.7 % / Biso Wilson estimate: 18.6 Å2 / Rmerge(I) obs: 0.116 / Rsym value: 0.116 / Net I/σ(I): 6.1
反射 シェル
解像度: 1.95→2 Å / 冗長度: 3.8 % / Rmerge(I) obs: 0.681 / Mean I/σ(I) obs: 1.1 / Rsym value: 0.681 / % possible all: 89.3
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解析
ソフトウェア
名称
バージョン
分類
SHELXD
位相決定
SHARP
位相決定
REFMAC
5.2.0019
精密化
MOSFLM
データ削減
CCP4
(SCALA)
データスケーリング
精密化
構造決定の手法: 単波長異常分散 / 解像度: 1.95→28.89 Å / Cor.coef. Fo:Fc: 0.956 / Cor.coef. Fo:Fc free: 0.925 / SU B: 8.164 / SU ML: 0.121 / TLS residual ADP flag: LIKELY RESIDUAL / 交差検証法: THROUGHOUT / ESU R: 0.198 / ESU R Free: 0.174 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. ATOM RECORD CONTAINS RESIDUAL B FACTORS ONLY. 4. CA ATOMS MODELED BASED ON DENSITY AND GEOMETRY. 5. MSE B1 AND ILE 193 FROM ALL CHAINS ARE RAMACHANDRAN OUTLIERS. ALL ARE SUPPORTED BY THE ELECTRON DENSITY. 6. RESIDUES 297-300 FROM CHAINS A AND B, AND RESIDUES 298-300 FROM CHAINS C AND D WERE NOT MODELED DUE TO LACK OF DENSITY.
Rfactor
反射数
%反射
Selection details
Rfree
0.228
3594
5.1 %
RANDOM
Rwork
0.175
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obs
0.17761
70887
90.2 %
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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