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データを開く
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基本情報
登録情報 | データベース: PDB / ID: 2nlr | |||||||||
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タイトル | STREPTOMYCES LIVIDANS ENDOGLUCANASE (EC: 3.2.1.4) COMPLEX WITH MODIFIED GLUCOSE TRIMER | |||||||||
![]() | PROTEIN (ENDOGLUCANASE (E.C.3.2.1.4)) | |||||||||
![]() | HYDROLASE / HYDROLASE (ENDOGLUCANASE) / GLYCOSYL HYDROLASE / FAMILY 12 / ENDOGLUCANASE / CELB2 / GLYCOSYL-ENZYME INTERMEDIATE | |||||||||
機能・相同性 | ![]() | |||||||||
生物種 | ![]() | |||||||||
手法 | ![]() ![]() ![]() | |||||||||
![]() | Sulzenbacher, G. / Dupont, C. / Davies, G.J. | |||||||||
![]() | ![]() タイトル: The crystal structure of a 2-fluorocellotriosyl complex of the Streptomyces lividans endoglucanase CelB2 at 1.2 A resolution. 著者: Sulzenbacher, G. / Mackenzie, L.F. / Wilson, K.S. / Withers, S.G. / Dupont, C. / Davies, G.J. #1: ![]() タイトル: The Streptomyces lividans Family 12 Endoglucanase: Construction of the Catalytic Core, Expression and X-Ray Structure at 1.75 A Resolution 著者: Sulzenbacher, G. / Sharek, F. / Morosoli, R. / Dupont, C. / Davies, G.J. #2: ![]() タイトル: Purification and Characterisation of the Celb Endoglucanase from Streptomyces lividans 66 and DNA Sequence of the Encoding Gene 著者: Wittmann, S. / Shareck, F. / Kluepfel, D. / Morosoli, R. | |||||||||
履歴 |
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構造の表示
構造ビューア | 分子: ![]() ![]() |
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ダウンロードとリンク
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PDBx/mmCIF形式 | ![]() | 179 KB | 表示 | ![]() |
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PDB形式 | ![]() | 140.1 KB | 表示 | ![]() |
PDBx/mmJSON形式 | ![]() | ツリー表示 | ![]() | |
その他 | ![]() |
-検証レポート
アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
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-関連構造データ
関連構造データ | ![]() 1nlrS S: 精密化の開始モデル |
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類似構造データ |
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リンク
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集合体
登録構造単位 | ![]()
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単位格子 |
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Components on special symmetry positions |
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要素
#1: タンパク質 | 分子量: 24578.713 Da / 分子数: 1 / 断片: CATALYTIC DOMAIN / 由来タイプ: 組換発現 由来: (組換発現) ![]() 株: 66 / 遺伝子: CELB / プラスミド: PIAF9, PIAF18 / 発現宿主: ![]() |
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#2: 多糖 | beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-2-deoxy-2-fluoro-beta-D-glucopyranose |
#3: 水 | ChemComp-HOH / |
構成要素の詳細 | ENDOGLUCANASE CELB BELONGS TO GLYCOSYL HYDROLASASE FAMILY 12. THE ENZYME PERFORMS CATALYSIS WITH ...ENDOGLUCAN |
Has protein modification | Y |
配列の詳細 | THE CONSTRUCT CELB2 WAS AMPLIFIED UP TO RESIDUE 274 (U04629 WHICH IS THE END OF THE JUNCTION ...THE CONSTRUCT CELB2 WAS AMPLIFIED UP TO RESIDUE 274 (U04629 WHICH IS THE END OF THE JUNCTION BETWEEN THE CATALYTIC DOMAIN AND THE CELLULOSE BINDING DOMAIN OF CELB. THE DEPOSITED COORDINATE |
-実験情報
-実験
実験 | 手法: ![]() |
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試料調製
結晶 | マシュー密度: 2.34 Å3/Da / 溶媒含有率: 47 % | ||||||||||||||||||||
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結晶化 | pH: 4.5 / 詳細: pH 4.5 | ||||||||||||||||||||
結晶化 | *PLUS 手法: 蒸気拡散法, ハンギングドロップ法 | ||||||||||||||||||||
溶液の組成 | *PLUS
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-データ収集
回折 | 平均測定温度: 120 K |
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放射光源 | 由来: ![]() ![]() ![]() |
検出器 | タイプ: MARRESEARCH / 検出器: IMAGE PLATE / 日付: 1997年10月1日 / 詳細: FOCUSING MIRRORS |
放射 | モノクロメーター: SI / 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 | 相対比: 1 |
反射 | 解像度: 1.2→25 Å / Num. obs: 69645 / % possible obs: 99.1 % / 冗長度: 5.96 % / Rmerge(I) obs: 0.054 / Net I/σ(I): 14.93 |
反射 シェル | 解像度: 1.2→1.22 Å / 冗長度: 4.49 % / Rmerge(I) obs: 0.408 / Mean I/σ(I) obs: 3.74 / % possible all: 97.2 |
反射 シェル | *PLUS % possible obs: 97.2 % |
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解析
ソフトウェア |
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精密化 | 構造決定の手法: ![]() 開始モデル: PDB ENTRY 1NLR 解像度: 1.2→25 Å / Num. parameters: 20212 / Num. restraintsaints: 28536 / 交差検証法: FREE R / σ(F): 0 StereochEM target val spec case: TARGET VALUES FOR 2-DEOXY-2-FLUORO-CELLOTRIO WERE TAKEN FROM THE CRYSTAL STRUCTURE OF METHYL-BETA-CELL TRIOSIDE; S.RAYMOND, B.HENRISSAT,D.T.QUI,A.KVICK, H.CHANZY, ...StereochEM target val spec case: TARGET VALUES FOR 2-DEOXY-2-FLUORO-CELLOTRIO WERE TAKEN FROM THE CRYSTAL STRUCTURE OF METHYL-BETA-CELL TRIOSIDE; S.RAYMOND, B.HENRISSAT,D.T.QUI,A.KVICK, H.CHANZY, CAROBOHYDRATE RESEARCH 277,209-229. 立体化学のターゲット値: ENGH AND HUBER 詳細: ANISOTROPIC REFINEMENT REDUCED FREE R (NO CUTOFF) BY 3.95. RESIDUES ASP 104, GLU 120 AND MET 122 EXHIBIT DISORDER WHICH IS COUPLED TO THE TWO CONFORMATIONS OF 2-DEOXY-2-FLUORO-GLUCOSE. THE ...詳細: ANISOTROPIC REFINEMENT REDUCED FREE R (NO CUTOFF) BY 3.95. RESIDUES ASP 104, GLU 120 AND MET 122 EXHIBIT DISORDER WHICH IS COUPLED TO THE TWO CONFORMATIONS OF 2-DEOXY-2-FLUORO-GLUCOSE. THE NUCLEOPHILE GLU 120 IS PRESENT IN TRIPLE CONFORMATION. CONFORMER B AND C ARE COVALENTLY LINKED TO THE FLUOROCELLOTRIOSIDE. HYDROGEN ATOMS HAVE NOT BEEN LOCATED ONLY ON ALL DISORDERED RESIDUES. ASP 95 AND GLY 96 SIT NEAR THE CRYSTALLOGRAPHIC TWOFOLD AXIS AND ARE PRESENT IN TWO ALTERNATIVE AND COMPLEMENTARY CONFORMATIONS. THR 222 IS THE LAST VISIBLE RESIDUE IN THE ELECTRON DENSITY MAP. PRO 76 IS PRESENT IN THE CIS CONFORMATION.
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溶媒の処理 | 溶媒モデル: SHELX SWAT | |||||||||||||||||||||||||||||||||
Refine analyze | Num. disordered residues: 34 / Occupancy sum hydrogen: 1509 / Occupancy sum non hydrogen: 1936.6 | |||||||||||||||||||||||||||||||||
精密化ステップ | サイクル: LAST / 解像度: 1.2→25 Å
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拘束条件 |
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ソフトウェア | *PLUS 名称: SHELXL-96 / 分類: refinement | |||||||||||||||||||||||||||||||||
拘束条件 | *PLUS
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