ONE CHANNEL TETRAMER (GENERATED BY USING THE BIOMT TRANSFORMATIONS ON CHAINS P AND Q AS NOTED ABOVE) ...ONE CHANNEL TETRAMER (GENERATED BY USING THE BIOMT TRANSFORMATIONS ON CHAINS P AND Q AS NOTED ABOVE) BINDS TO ONE MOLECULE OF TOXIN (CHAIN Y). THE TOXIN CAN BIND IN FOUR DISTINCT ORIENTATIONS ALL OF WHICH ARE PARTIALLY OCCUPIED IN THE LATTICE. THE TOXIN WAS REFINED WITH 1/4 OCCUPANCY WITH ONE ORIENTATION OF THE TOXIN IN THE ASYMMETRIC UNIT. THE SYMMETRY OPERATIONS AROUND THE 4 FOLD SYMMETRY AXIS GENERATES THE OTHER POSSIBLE THREE ORIENTATIONS. PLEASE SEE PRIMARY CITATION FOR MORE DETAILS.
Has protein modification
Y
配列の詳細
PROTEIN IN CHAINS B,Q IS A CHIMERIC PROTEIN OF RAT KV1.2 AND RAT KV2.1. PLEASE REFER TO THE PRIMARY ...PROTEIN IN CHAINS B,Q IS A CHIMERIC PROTEIN OF RAT KV1.2 AND RAT KV2.1. PLEASE REFER TO THE PRIMARY CITATION FOR MORE DETAILS.
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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: 3.77 Å3/Da / 溶媒含有率: 67.33 %
結晶化
温度: 293 K / 手法: 蒸気拡散法, ハンギングドロップ法 / pH: 8.9 詳細: PEG 400, POTASSIUM CHLORIDE, TRIS , pH 8.9, vapor diffusion, hanging drop, temperature 293K
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: 1.075 Å / 相対比: 1
反射
解像度: 2.5→50 Å / Num. obs: 99907 / % possible obs: 96.1 % / 冗長度: 6.9 % / Rmerge(I) obs: 0.075 / Χ2: 1.985 / Net I/σ(I): 15.3
反射 シェル
解像度 (Å)
冗長度 (%)
Rmerge(I) obs
Num. unique all
Χ2
Diffraction-ID
% possible all
2.5-2.59
2.3
0.44
7270
1.075
1
71.1
2.59-2.69
3.2
0.472
9298
1.148
1
91
2.69-2.82
4.5
0.427
10120
1.14
1
98.5
2.82-2.96
6.4
0.304
10270
1.21
1
100
2.96-3.15
8.1
0.222
10321
1.247
1
100
3.15-3.39
8.5
0.147
10306
1.428
1
100
3.39-3.73
8.8
0.098
10380
1.645
1
100
3.73-4.27
8.8
0.066
10436
2.005
1
100
4.27-5.38
8.7
0.054
10548
2.415
1
100
5.38-50
8.2
0.043
10958
4.343
1
99.7
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解析
ソフトウェア
名称
バージョン
分類
NB
DENZO
データ削減
SCALEPACK
データスケーリング
CNS
精密化
PDB_EXTRACT
3.11
データ抽出
HKL-2000
データ収集
HKL-2000
データ削減
CNS
位相決定
精密化
構造決定の手法: 分子置換 / 解像度: 2.5→50 Å / Occupancy max: 1 / Occupancy min: 0.25 / σ(F): 0 詳細: THERE IS A TOXIN MOLECULE BOUND TO THE CHANNEL TETRAMER GENERATED BY FOUR COPIES OF A TOGETHER WITH FOUR COPIES OF B. HOWEVER IT WAS NOT BUILT BECAUSE IT WAS NOT SUFFICIENTLY WELL ORDERED. ...詳細: THERE IS A TOXIN MOLECULE BOUND TO THE CHANNEL TETRAMER GENERATED BY FOUR COPIES OF A TOGETHER WITH FOUR COPIES OF B. HOWEVER IT WAS NOT BUILT BECAUSE IT WAS NOT SUFFICIENTLY WELL ORDERED. RESIDUES 133-144 IN CHAIN B WAS BUILT AS A POLYGLYCINE CHAIN BECAUSE OF LACK OF ADEQUATE ELECTRON DENSITY FOR THE SIDE CHAINS.