- PDB-3us5: Crystal structure of a RNA-binding domain of a poly-U binding spl... -
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基本情報
登録情報
データベース: PDB / ID: 3us5
タイトル
Crystal structure of a RNA-binding domain of a poly-U binding splicing factor 60KDa (PUF60) from Homo sapiens at 1.38 A resolution
要素
Poly(U)-binding-splicing factor PUF60
キーワード
RNA BINDING PROTEIN / Canonical RBD / RRM / Structural Genomics / Joint Center for Structural Genomics / JCSG / Protein Structure Initiative / PSI-BIOLOGY / Partnership for T-Cell Biology / TCELL
機能・相同性
機能・相同性情報
mRNA splice site recognition / alternative mRNA splicing, via spliceosome / regulation of alternative mRNA splicing, via spliceosome / mRNA Splicing - Major Pathway / cell junction / cadherin binding / ribonucleoprotein complex / apoptotic process / DNA binding / RNA binding ...mRNA splice site recognition / alternative mRNA splicing, via spliceosome / regulation of alternative mRNA splicing, via spliceosome / mRNA Splicing - Major Pathway / cell junction / cadherin binding / ribonucleoprotein complex / apoptotic process / DNA binding / RNA binding / nucleoplasm / identical protein binding 類似検索 - 分子機能
THIS CONSTRUCT WAS EXPRESSED WITH AN N-TERMINAL PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS ...THIS CONSTRUCT WAS EXPRESSED WITH AN N-TERMINAL PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS REMOVED WITH TEV PROTEASE LEAVING ONLY A GLYCINE (0) FOLLOWED BY RESIDUES 443-559 OF THE TARGET SEQUENCE. THE SEQUENCE NUMBERING MATCHES ISOFORM 1 OF UNIPROT-KB ENTRY Q9UHX1.
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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: 2.21 Å3/Da / 溶媒含有率: 44.42 % 解説: REFLECTIONS IN RESOLUTION BINS 3.71-3.63, 2.28-2.22, AND 1.94-1.90 WERE EXCLUDED DURING DATA INTEGRATION BECAUSE OF ICE RINGS.
結晶化
温度: 277 K / 手法: 蒸気拡散法, シッティングドロップ法 / pH: 8 詳細: 2.40M ammonium sulfate, 0.1M TRIS pH 8.0, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K
モノクロメーター: Double Crystal Si(111) / 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: 0.9793 Å / 相対比: 1
反射
解像度: 1.38→36.95 Å / Num. all: 24223 / Num. obs: 24223 / % possible obs: 95.4 % / 冗長度: 6.9 % / Biso Wilson estimate: 13.374 Å2 / Rsym value: 0.102 / Net I/σ(I): 9.3
反射 シェル
Rmerge(I) obs: 0.011 / Diffraction-ID: 1
解像度 (Å)
冗長度 (%)
Mean I/σ(I) obs
Num. measured all
Num. unique all
Rsym value
% possible all
1.38-1.45
7
0.6
25286
3638
1.064
100
1.45-1.54
7
1.1
24020
3442
0.604
100
1.54-1.65
7
2
22714
3252
0.355
100
1.65-1.78
7
3.2
21255
3050
0.22
100
1.78-1.95
7
4.4
15366
2206
0.154
78.7
1.95-2.18
6.9
6.5
17631
2549
0.102
100
2.18-2.52
6.8
7.1
12223
1790
0.089
79
2.52-3.09
6.6
8.6
12917
1951
0.074
100
3.09-4.36
6.5
10.9
9364
1440
0.056
93.9
4.36-36.95
6.5
12.5
5902
905
0.048
99.8
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位相決定
位相決定
手法: 単波長異常分散
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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
SOLVE
位相決定
SCALA
3.3.20
データスケーリング
REFMAC
5.5.0110
精密化
MOSFLM
データ削減
精密化
構造決定の手法: 単波長異常分散 / 解像度: 1.38→36.95 Å / Cor.coef. Fo:Fc: 0.973 / Cor.coef. Fo:Fc free: 0.965 / Occupancy max: 1 / Occupancy min: 0.4 / SU B: 1.87 / SU ML: 0.034 / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R: 0.06 / ESU R Free: 0.057 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.
Rfactor
反射数
%反射
Selection details
Rfree
0.1813
1213
5 %
RANDOM
Rwork
0.1425
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obs
0.1444
24119
95.18 %
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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 WITH MASK