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基本情報
登録情報 | データベース: PDB / ID: 1acm | ||||||
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タイトル | ARGININE 54 IN THE ACTIVE SITE OF ESCHERICHIA COLI ASPARTATE TRANSCARBAMOYLASE IS CRITICAL FOR CATALYSIS: A SITE-SPECIFIC MUTAGENESIS, NMR AND X-RAY CRYSTALLOGRAPHY STUDY | ||||||
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![]() | TRANSFERASE (CARBAMOYL-P / ASPARTATE) | ||||||
機能・相同性 | ![]() aspartate carbamoyltransferase complex / pyrimidine nucleotide biosynthetic process / aspartate carbamoyltransferase / aspartate carbamoyltransferase activity / glutamine metabolic process / amino acid binding / protein homotrimerization / 'de novo' UMP biosynthetic process / 'de novo' pyrimidine nucleobase biosynthetic process / zinc ion binding ...aspartate carbamoyltransferase complex / pyrimidine nucleotide biosynthetic process / aspartate carbamoyltransferase / aspartate carbamoyltransferase activity / glutamine metabolic process / amino acid binding / protein homotrimerization / 'de novo' UMP biosynthetic process / 'de novo' pyrimidine nucleobase biosynthetic process / zinc ion binding / identical protein binding / cytosol / cytoplasm 類似検索 - 分子機能 | ||||||
手法 | ![]() | ||||||
![]() | Stevens, R.C. / Kantrowitz, E.R. / Lipscomb, W.N. | ||||||
![]() | ![]() タイトル: Arginine 54 in the active site of Escherichia coli aspartate transcarbamoylase is critical for catalysis: a site-specific mutagenesis, NMR, and X-ray crystallographic study. 著者: Stebbins, J.W. / Robertson, D.E. / Roberts, M.F. / Stevens, R.C. / Lipscomb, W.N. / Kantrowitz, E.R. #1: ![]() タイトル: Structural Consequences of Effector Binding to the T State of Aspartate Carbamoyltransferase: Crystal Structures of the Unligated and ATP-, and Ctp-Complexed Enzymes at 2.6-Angstroms Resolution 著者: Stevens, R.C. / Gouaux, J.E. / Lipscomb, W.N. #2: ![]() タイトル: Crystal Structures of Aspartate Carbamoyltransferase Ligated with Phosphonoacetamide, Malonate, and Ctp or ATP at 2.8-Angstroms Resolution and Neutral Ph 著者: Gouaux, J.E. / Stevens, R.C. / Lipscomb, W.N. #3: ![]() タイトル: Crystal Structures of Phosphonoacetamide Ligated T and Phosphonoacetamide and Malonate Ligated R States of Aspartate Carbamoyltransferase at 2.8-Angstroms Resolution and Neutral Ph 著者: Gouaux, J.E. / Lipscomb, W.N. #4: ![]() タイトル: Structural Transitions in Crystals of Native Aspartate Carbamoyltransferase 著者: Gouaux, J.E. / Lipscomb, W.N. #5: ![]() タイトル: Structure of a Single Amino Acid Mutant of Aspartate Carbamoyltransferase at 2.5-Angstroms Resolution. Implications for the Cooperative Mechanism 著者: Gouaux, J.E. / Lipscomb, W.N. / Middleton, S.A. / Kantrowitz, E.R. #6: ![]() タイトル: Escherichia Coli Aspartate Transcarbamylase. The Relation between Structure and Function 著者: Kantrowitz, E.R. / Lipscomb, W.N. #7: ![]() タイトル: Three-Dimensional Structure of Carbamoyl Phosphate and Succinate Bound to Aspartate Carbamoyltransferase 著者: Gouaux, J.E. / Lipscomb, W.N. #8: ![]() タイトル: Structural Asymmetry in the Ctp-Liganded Form of Aspartate Carbamoyltransferase from Escherichia Coli 著者: Kim, K.H. / Pan, Z. / Honzatko, R.B. / Ke, H. / Lipscomb, W.N. #9: ![]() タイトル: 2.5 Angstroms Structure of Aspartate Carbamoyltransferase Complexed with the Bisubstrate Analog N-(Phosphonacetyl)-L-Aspartate 著者: Krause, K.L. / Volz, K.W. / Lipscomb, W.N. #10: ![]() タイトル: The Catalytic Mechanism of Escherichia Coli Aspartate Carbamoyltransferase. A Molecular Modelling Study 著者: Gouaux, J.E. / Krause, K.L. / Lipscomb, W.N. #11: ![]() タイトル: Structure at 2.9-Angstroms Resolution of Aspartate Carbamoyltransferase Complexed with the Bisubstrate Analogue N-(Phosphonacetyl)-L-Aspartate 著者: Krause, K.L. / Volz, K.W. / Lipscomb, W.N. #12: ![]() タイトル: Structure of Unligated Aspartate Carbamoyltransferase of Escherichia Coli at 2.6-Angstroms Resolution 著者: Ke, H. / Honzatko, R.B. / Lipscomb, W.N. #13: ![]() タイトル: Crystal and Molecular Structures of Native and Ctp-Liganded Aspartate Carbamoyltransferase from Escherichia Coli 著者: Honzatko, R.B. / Crawford, J.L. / Monaco, H.L. / Ladner, J.E. / Edwards, B.F.P. / Evans, D.R. / Warren, S.G. / Wiley, D.C. / Ladner, R.C. / Lipscomb, W.N. #14: ![]() タイトル: Interactions of Phosphate Ligands with Escherichia Coli Aspartate Carbamoyltransferase in the Crystalline State 著者: Honzatko, R.B. / Lipscomb, W.N. #15: ![]() タイトル: Interactions of Metal-Nucleotide Complexes with Aspartate Carbamoyltransferase in the Crystalline State 著者: Honzatko, R.B. / Lipscomb, W.N. #16: ![]() タイトル: Gross Quaternary Changes in Aspartate Carbamoyltransferase are Induced by the Binding of N-(Phosphonacetyl)-L-Aspartate. A 3.5-Angstroms Resolution Study 著者: Ladner, J.E. / Kitchell, J.P. / Honzatko, R.B. / Ke, H.M. / Volz, K.W. / Kalb(Gilboa), A.J. / Ladner, R.C. / Lipscomb, W.N. #17: ![]() タイトル: A 3.0-Angstroms Resolution Study of Nucleotide Complexes with Aspartate Carbamoyltransferase 著者: Honzatko, R.B. / Monaco, H.L. / Lipscomb, W.N. #18: ![]() タイトル: Three-Dimensional Structures of Aspartate Carbamoyltransferase from Escherichia Coli and of its Complex with Cytidine Triphosphate 著者: Monaco, H.L. / Crawford, J.L. / Lipscomb, W.N. #19: ![]() 年: 1975 タイトル: Binding Site at 5.5 Angstroms Resolution of Cytidine Triphosphate, the Allosteric Inhibitor of Aspartate Transcarbamylase from Escherichia Coli. Relation to Mechanisms of Control 著者: Lipscomb, W.N. / Edwards, B.F.P. / Evans, D.R. / Pastra-Landis, S.C. #20: ![]() タイトル: Aspartate Transcarbamoylase from Escherichia Coli. Electron Density at 5.5 Angstroms Resolution 著者: Warren, S.G. / Edwards, B.F.P. / Evans, D.R. / Wiley, D.C. / Lipscomb, W.N. | ||||||
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構造の表示
構造ビューア | 分子: ![]() ![]() |
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その他 | ![]() |
-検証レポート
文書・要旨 | ![]() | 488.1 KB | 表示 | ![]() |
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文書・詳細版 | ![]() | 513.7 KB | 表示 | |
XML形式データ | ![]() | 21.6 KB | 表示 | |
CIF形式データ | ![]() | 32.2 KB | 表示 | |
アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
-関連構造データ
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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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Atom site foot note | 1: RESIDUES PRO A 268 AND PRO C 268 ARE CIS-PROLINES. | ||||||||
非結晶学的対称性 (NCS) | NCS oper: (Code: given Matrix: (-0.105647, -0.993868, 0.03264), ベクター: 詳細 | THE NON-CRYSTALLOGRAPHIC TWO-FOLD AXIS, WHICH IS SPECIFIED ON THE *MTRIX* RECORDS BELOW, RELATES THE *A* AND *B* CHAINS TO THE *C* AND *D* CHAINS. | |
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要素
#1: タンパク質 | 分子量: 34250.992 Da / 分子数: 2 / 由来タイプ: 組換発現 / 参照: UniProt: P0A786, aspartate carbamoyltransferase #2: タンパク質 | 分子量: 17072.549 Da / 分子数: 2 / 由来タイプ: 組換発現 / 参照: UniProt: P0A7F3 #3: 化合物 | #4: 化合物 | #5: 水 | ChemComp-HOH / | 構成要素の詳細 | ACTIVE BINDING CATALYTIC CHAIN (CHAINS A AND C) RESIDUE ARGININE 54 IN THE ACTIVE BINDING SITE HAS ...ACTIVE BINDING CATALYTIC CHAIN (CHAINS A AND C) RESIDUE ARGININE 54 IN THE ACTIVE BINDING SITE HAS BEEN REPLACED WITH ALANINE BY SITE-SPECIFIC MUTAGENESI | |
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-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: 3.28 Å3/Da / 溶媒含有率: 62.48 % | ||||||||||||||||||||||||||||||||||||
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結晶化 | *PLUS 温度: 21 ℃ / pH: 5.9 / 手法: microdialysis / 詳細: Krause, K.L., (1987) J.Mol.Biol., 193, 527. | ||||||||||||||||||||||||||||||||||||
溶液の組成 | *PLUS
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-データ収集
放射 | 散乱光タイプ: x-ray |
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放射波長 | 相対比: 1 |
反射 | *PLUS 最高解像度: 2.8 Å / Num. all: 33922 / Num. obs: 33351 / 冗長度: 6.9 % |
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解析
ソフトウェア | 名称: ![]() | ||||||||||||
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精密化 | 解像度: 2.8→8 Å / Rfactor Rwork: 0.18 | ||||||||||||
精密化ステップ | サイクル: LAST / 解像度: 2.8→8 Å
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拘束条件 |
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ソフトウェア | *PLUS 名称: ![]() | ||||||||||||
精密化 | *PLUS 最高解像度: 2.8 Å / 最低解像度: 8 Å / Rfactor obs: 0.18 | ||||||||||||
溶媒の処理 | *PLUS | ||||||||||||
原子変位パラメータ | *PLUS | ||||||||||||
拘束条件 | *PLUS
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