- PDB-4d3l: SeMet structure of a novel carbohydrate binding module from glyco... -
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基本情報
登録情報
データベース: PDB / ID: 4d3l
タイトル
SeMet structure of a novel carbohydrate binding module from glycoside hydrolase family 9 (Cel9A) from Ruminococcus flavefaciens FD-1 in the orthorhombic form
要素
CARBOHYDRATE BINDING MODULE
キーワード
SUGAR BINDING PROTEIN / CARBOHYDRATE BINDING MODULE / GLYCOSIDE HYDROLASE FAMILY 9 / CEL9A / CELLULOSOME / RUMINOCOCCUS FLAVEFACIENS FD-1
機能・相同性
Domain of unknown function DUF5620 / Domain of unknown function (DUF5620) / (3S)-3-HYDROXYHEPTANEDIOIC ACID / DI(HYDROXYETHYL)ETHER / Carbohydrate binding module
NONAETHYLENE GLYCOL (2PE): ARTEFACT FROM EXPRESSION, PURIFICATION OR CRYSTALLISATION. BASED PURELY ...NONAETHYLENE GLYCOL (2PE): ARTEFACT FROM EXPRESSION, PURIFICATION OR CRYSTALLISATION. BASED PURELY ON ELECTRON DENSITY. DI(HYDROXYETHYL)ETHER (PEG): ARTEFACT FROM EXPRESSION, PURIFICATION OR CRYSTALLISATION. BASED PURELY ON ELECTRON DENSITY. TETRAETHYLENE GLYCOL (PG4): ARTEFACT FROM EXPRESSION, PURIFICATION OR CRYSTALLISATION. BASED PURELY ON ELECTRON DENSITY. HEXAETHYLENE GLYCOL (P6G): ARTEFACT FROM EXPRESSION, PURIFICATION OR CRYSTALLISATION. BASED PURELY ON ELECTRON DENSITY. CALCIUM ION (CA): POSSIBLY FROM STORAGE BUFFER. 3-HYDROXY-HEXANEDIOIC ACID (HHD): ARTEFACT FROM EXPRESSION, PURIFICATION OR CRYSTALLISATION. BASED PURELY ON ELECTRON DENSITY AT THE 3-FOLD NCS. DERIVED FROM ARGININE RESIDUE WHICH WAS ONE OF THE BEST FITS OBTAINED BY RUNNING LIGAND_IDENTIFIER IN PHENIX. DOES NOT CORRESPOND TO THE ELECTRON DENSITY IN WWPDB ENTRIES 4V1K OR 4V1L. GLYCEROL (GOL): FROM THE CRYOPROTECTANT. 1,2-ETHANEDIOL (EDO): ARTEFACT FROM EXPRESSION, PURIFICATION OR CRYSTALLISATION. BASED PURELY ON ELECTRON DENSITY.
配列の詳細
SELENOMETHIONINE DERIVATIVE
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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: 3.19 Å3/Da / 溶媒含有率: 61 % / 解説: PHASER SAD AND PARROT WERE ALSO USED.
結晶化
pH: 7 詳細: 0.2 M SODIUM CITRATE, 2 M AMMONIUM SULPHATE. CRYOPROTECTANT USED PARATONE N, pH 7.0
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: 0.97895 Å / 相対比: 1
反射
解像度: 2→43.63 Å / Num. obs: 37050 / % possible obs: 100 % / Observed criterion σ(I): 0 / 冗長度: 5.7 % / Rmerge(I) obs: 0.16 / Net I/σ(I): 5.2
反射 シェル
解像度: 2→2.11 Å / 冗長度: 2.2 % / Rmerge(I) obs: 0.69 / Mean I/σ(I) obs: 0.9 / % possible all: 69.9
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解析
ソフトウェア
名称
バージョン
分類
PARROT
モデル構築
Aimless
データスケーリング
SHELX
位相決定
CCP4
SUITES
位相決定
PHASER
SAD
位相決定
PARROT
位相決定
REFMAC
5.8.0073
精密化
精密化
構造決定の手法: 単波長異常分散 開始モデル: NONE 解像度: 2→75.02 Å / Cor.coef. Fo:Fc: 0.936 / Cor.coef. Fo:Fc free: 0.915 / SU B: 10.187 / SU ML: 0.137 / 交差検証法: THROUGHOUT / ESU R: 0.176 / ESU R Free: 0.159 / 立体化学のターゲット値: MAXIMUM LIKELIHOOD 詳細: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. U VALUES WITH TLS ADDED WITH EACH MONOMER DEFINED AS A SINLGE TLS GROUP. PDB_REDO WAS USED IN TH PENULTIMATE REFINEMET ROUND.
Rfactor
反射数
%反射
Selection details
Rfree
0.24523
1848
5 %
RANDOM
Rwork
0.21201
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obs
0.21362
35182
93.62 %
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溶媒の処理
イオンプローブ半径: 0.9 Å / 減衰半径: 0.9 Å / VDWプローブ半径: 1.2 Å / 溶媒モデル: MASK