分子量: 9605.979 Da / 分子数: 1 / 断片: NUCLEOTIDE BINDING DOMAIN / 由来タイプ: 組換発現 詳細: THIS IS A RANDOMLY GENERATED PROTEIN. THE PROTEIN WAS ISOLATED BY CYCLES OF IN VITRO EVOLUTIONARY SELECTION, FROM A RANDOM-SEQUENCE LIBRARY OF 6 X 10**12 MRNA-DISPLAYED PROTEINS. EVOLUTION OF ...詳細: THIS IS A RANDOMLY GENERATED PROTEIN. THE PROTEIN WAS ISOLATED BY CYCLES OF IN VITRO EVOLUTIONARY SELECTION, FROM A RANDOM-SEQUENCE LIBRARY OF 6 X 10**12 MRNA-DISPLAYED PROTEINS. EVOLUTION OF THE PROTEINS PRODUCED WAS DIRECTED BY THE ABILITY TO BIND ATP 由来: (組換発現) SYNTHETIC CONSTRUCT (人工物) / 解説: SYNTHETIC GENE プラスミド: MODIFIED PET-24D WITH N-HIS-TEV CLEAVAGE SITE 発現宿主: ESCHERICHIA COLI BL21(DE3) (大腸菌)
THE ORIGINAL FUNCTIONAL PROTEIN ISOLATED BY KEEFE AND SZOSTAK (NCBI: AAK50879, GI:13958624) ...THE ORIGINAL FUNCTIONAL PROTEIN ISOLATED BY KEEFE AND SZOSTAK (NCBI: AAK50879, GI:13958624) CONSISTED OF 109 AMINO ACID RESIDUES.A SERIES OF CONSTRUCTS WERE PRODUCED TO IDENTIFY THE FUNCTIONAL CORE OF THE PROTEIN TO AID STRUCTURAL STUDIES. THIS IS A RANDOMLY GENERATED PROTEIN. THE PROTEON WAS ISOLATED BY CYCLES OF IN VITRO EVOLUTIONARY SELECTION FROM A RANDOM-SEQUENCE LIBRARY OF 6 X 10**12 MRNA-DISPLAYED PROTEINS. EVOLUTION OF THE PROTEINS PRODUCED WAS DIRECTED BY THE ABILITY TO BIND ATP.
配列の詳細
THE ORIGINAL FUNCTIONAL PROTEIN ISOLATED BY KEEFE AND SZOSTAK (NCBI: AAK50879, GI:13958624) ...THE ORIGINAL FUNCTIONAL PROTEIN ISOLATED BY KEEFE AND SZOSTAK (NCBI: AAK50879, GI:13958624) CONSISTED OF 109 AMINO ACID RESIDUES.A SERIES OF CONSTRUCTS WERE PRODUCED TO IDENTIFY THE FUNCTIONAL CORE OF THE PROTEIN TO AID STRUCTURAL STUDIES. THIS ENTRY CORRESPONDS TO CONSTRUCT REFERRED TO AS ANBP. THE ANBP CONSTRUCT CONSISTS OF RESIDUES 1-78 WHICH WAS EXPRESSED WITH AN N-TERMINAL 6-HIS TAG THAT WAS REMOVED BY CLEAVAGE WITH TEV PROTEASE BEFORE BEING CRYSTALLIZED. THIS GIVES AN INSERTION OF TWO RESIDUES, GA, AT THE N-TER). THIS IS A RANDOMLY GENERATED PROTEIN. THE PROTEON WAS ISOLATED BY CYCLES OF IN VITRO EVOLUTIONARY SELECTION FROM A RANDOM-SEQUENCE LIBRARY OF 6 X 10**12 MRNA-DISPLAYED PROTEINS. EVOLUTION OF THE PROTEINS PRODUCED WAS DIRECTED BY THE ABILITY TO BIND ATP. THERE IS NO UNIPROT ID ASSOCIATED WITH THE SEQUENCE PRESENT IN THIS ENTRY AND THEREFORE, THE DBREF RECORDS INDICATE THAT THE SEQUENCE IS MAPPED TO ITSELF.
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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: 4.4 Å3/Da / 溶媒含有率: 72.1 %
結晶化
手法: 蒸気拡散法, ハンギングドロップ法 / pH: 7.5 詳細: USING THE HANGING-DROP VAPOR DIFFUSION TECHIQUE. 20MG/ML OF PROTEIN WAS MIXED IN EQUAL VOLUMES WITH A CRYSTALLIZATION BUFFER OF 0.1M TRIS/HCL PH 8.5, 0.2 M SODIUM CITRATE, 30% PEG 400)
モノクロメーター: SI111 / 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: 0.95372 Å / 相対比: 1
反射
解像度: 1.94→30 Å / Num. obs: 12124 / % possible obs: 99.5 % / 冗長度: 9 % / Rmerge(I) obs: 0.069 / Net I/σ(I): 32
反射 シェル
解像度: 1.94→2 Å / 冗長度: 7 % / Rmerge(I) obs: 0.477 / Mean I/σ(I) obs: 7.3 / % possible all: 99.3
反射
*PLUS
Num. measured all: 108633
反射 シェル
*PLUS
最低解像度: 2.01 Å / % possible obs: 99.3 %
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解析
ソフトウェア
名称
バージョン
分類
REFMAC
5.1.24
精密化
DENZO
データ削減
SCALEPACK
データスケーリング
SHELXD
位相決定
精密化
構造決定の手法: 多波長異常分散 / 解像度: 1.94→30 Å / Cor.coef. Fo:Fc: 0.943 / Cor.coef. Fo:Fc free: 0.921 / SU B: 1.981 / SU ML: 0.058 / 交差検証法: THROUGHOUT / ESU R: 0.112 / ESU R Free: 0.111 / 立体化学のターゲット値: MAXIMUM LIKELIHOOD 詳細: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. RESIDUES FROM BOTH THE N- AND C-TERMINII WERE NOT VISIBLE IN THE ELECTRON DENSITY. THESE RESIDUES WERE OMITTED FROM THE MODEL. THE REFINED ...詳細: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. RESIDUES FROM BOTH THE N- AND C-TERMINII WERE NOT VISIBLE IN THE ELECTRON DENSITY. THESE RESIDUES WERE OMITTED FROM THE MODEL. THE REFINED MODEL CONTAINS RESIDUES 7- 73. RESIDUES 7-10 OF THE N-TERMINUS ARE NOT IN WELL DEFINED ELECTRON DENSITY. UNACCOUNTED SOLVENT DENSITY IS LOCATED CLOSE TO RESIDUES TYR18 AND TRP35
Rfactor
反射数
%反射
Selection details
Rfree
0.228
578
4.8 %
RANDOM
Rwork
0.2
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obs
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11530
99.6 %
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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: BABINET MODEL PLUS MASK