PACKING ANALYSIS SUGGEST THE ASSIGNMENT OF A DIMER AS THE SIGNIFICANT OLIGOMERIZATION STATE IN SOLUTION.
-
要素
-
タンパク質 , 1種, 1分子 A
#1: タンパク質
Polyadenylate-bindingprotein2 / PABP-2 / Poly(A)-binding protein 2 / Nuclear poly(A)-binding protein 1 / Poly(A)-binding protein II ...PABP-2 / Poly(A)-binding protein 2 / Nuclear poly(A)-binding protein 1 / Poly(A)-binding protein II / PABII / Polyadenylate-binding nuclear protein 1
THIS CONSTRUCT (RESIDUES 167-254) WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE ...THIS CONSTRUCT (RESIDUES 167-254) WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS REMOVED WITH TEV PROTEASE LEAVING ONLY A GLYCINE (0) FOLLOWED BY THE TARGET SEQUENCE. RESIDUE NUMBERING IS BASED ON ISOFORM 1 OF UNIPROTKB Q86U42.
-
実験情報
-
実験
実験
手法: X線回折 / 使用した結晶の数: 1
-
試料調製
結晶
マシュー密度: 3.35 Å3/Da / 溶媒含有率: 63.31 % 解説: DATA WERE SCALED USING XSCALE WITH FRIEDEL PAIRS KEPT AS SEPARATE WHEN COMPUTING R-SYM, COMPLETENESS AND
タイプ: MARMOSAIC 325 mm CCD / 検出器: CCD / 日付: 2011年7月21日 詳細: Flat mirror (vertical focusing); single crystal Si(111) bent monochromator (ho rizontal focusing)
放射
モノクロメーター: single crystal Si(111) bent / プロトコル: MAD / 単色(M)・ラウエ(L): M / 散乱光タイプ: x-ray
放射波長
ID
波長 (Å)
相対比
1
0.91837
1
2
0.97925
1
3
0.97894
1
反射
解像度: 1.95→29.307 Å / Num. obs: 9771 / % possible obs: 99.2 % / Observed criterion σ(I): -3 / Biso Wilson estimate: 37.166 Å2 / Rmerge(I) obs: 0.045 / Net I/σ(I): 18.08
反射 シェル
Diffraction-ID: 1
解像度 (Å)
最高解像度 (Å)
Rmerge(I) obs
Mean I/σ(I) obs
Num. measured obs
Num. unique obs
% possible all
1.95-2.02
0.771
1.8
6902
1820
97.2
2.02-2.1
0.523
2.6
7091
1859
99.6
2.1-2.2
0.33
4.1
7497
1954
99.3
2.2-2.31
0.234
5.7
6722
1748
99.4
2.31-2.46
0.177
7.8
7463
1943
99.6
2.46-2.65
0.117
11.4
7279
1898
99.7
2.65-2.91
0.075
16.9
6934
1801
99.6
2.91-3.33
0.041
28.6
7240
1870
99.3
3.33-4.19
0.024
46.1
7185
1876
99.7
4.19
0.019
55.3
7216
1881
98.9
-
位相決定
位相決定
手法: 多波長異常分散
-
解析
ソフトウェア
名称
バージョン
分類
NB
MolProbity
3beta29
モデル構築
PDB_EXTRACT
3.1
データ抽出
SHELX
位相決定
SHARP
位相決定
XSCALE
December6, 2010
データスケーリング
REFMAC
5.6.0117
精密化
XDS
データ削減
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: 1.95→29.307 Å / Cor.coef. Fo:Fc: 0.97 / Cor.coef. Fo:Fc free: 0.951 / Occupancy max: 1 / Occupancy min: 0.33 / SU B: 6.485 / SU ML: 0.094 / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R Free: 0.122 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 FOR THE REDUCED SCATTERING POWER DUE TO PARTIAL S-MET INCORPORATION. 3.ATOM RECORDS CONTAIN SUM OF TLS AND RESIDUAL B FACTORS. ANISOU RECORD CONTAINS SUM OF TLS AND RESIDUAL U FACTORS. 4.WATERS WERE EXCLUDED FROM AUTOMATIC TLS ASSIGNMENT. 5.PEG-400 FRAGMENTS (PEG AND PGE) AND SULFATE (SO4) FROM THE CRYSTALLIZATION SOLUTION AND 1,2-ETHANEDIOL (EDO) FROM THE CRYOPROTECTANT HAVE BEEN MODELED IN THE SOLVENT STRUCTURE.
Rfactor
反射数
%反射
Selection details
Rfree
0.2096
470
4.8 %
RANDOM
Rwork
0.1629
-
-
-
obs
0.165
9767
99.51 %
-
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: BABINET MODEL WITH MASK