THE ELECTRON DENSITY SUGGESTS THE MODIFICATION OF THE SULFHYDRYL GROUPS OF CYS-1565 AND CYS-1592, ...THE ELECTRON DENSITY SUGGESTS THE MODIFICATION OF THE SULFHYDRYL GROUPS OF CYS-1565 AND CYS-1592, POSSIBLY BY A REACTION INVOLVING CACODYLATE, SIMILAR TO SCOTT ET AL (1993, CHEM RES TOXICOL 6:102) AND GOLDGUR ET AL (1998, PROC NATL ACAD SCI USA 95:9150). ONLY THE PUTATIVE ARSENIC ATOMS OF THE MODIFICATION HAVE BEEN MODELED.
配列の詳細
SOLVENT CONTENT AND MATTHEWS COEFFICIENT WERE CALCULATED BASED ON THE PURIFIED PROTEIN CONSTRUCT. ...SOLVENT CONTENT AND MATTHEWS COEFFICIENT WERE CALCULATED BASED ON THE PURIFIED PROTEIN CONSTRUCT. HOWEVER, THE PROTEASE ADDED FOR CRYSTALLIZATION MAY HAVE REDUCED THE CHAIN LENGTH OF THE TARGET PROTEIN.
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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: 2.3 Å3/Da / 溶媒含有率: 46.3 %
結晶化
温度: 298 K / 手法: 蒸気拡散法, シッティングドロップ法 / pH: 5.2 詳細: 1.39M sodium citrate, 0.1M sodium cacodylate. The protein stock solution was adjusted to contain 15 mM TCEP, supplemented with 1:100 (w/w) chymotrypsin, pH 5.2, VAPOR DIFFUSION, SITTING DROP, temperature 298K
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: 0.97942 Å / 相対比: 1
反射
解像度: 2→30 Å / Num. obs: 7245 / % possible obs: 99.5 % / 冗長度: 4.4 % / Rmerge(I) obs: 0.086 / Χ2: 2.407 / Net I/σ(I): 9.6
反射 シェル
解像度 (Å)
冗長度 (%)
Rmerge(I) obs
Num. unique all
Χ2
% possible all
2-2.03
3.6
0.499
381
1.34
99.7
2.03-2.07
3.6
0.553
343
2.671
99.4
2.07-2.11
4.1
0.446
357
1.21
100
2.11-2.15
4.2
0.416
356
1.252
99.7
2.15-2.2
4.4
0.329
365
1.173
100
2.2-2.25
4.4
0.383
355
1.44
98.3
2.25-2.31
4.6
0.3
333
1.597
100
2.31-2.37
4.7
0.281
378
1.247
100
2.37-2.44
4.7
0.208
363
1.173
100
2.44-2.52
4.7
0.191
360
1.466
99.7
2.52-2.61
4.8
0.173
353
1.411
100
2.61-2.71
4.7
0.144
376
1.524
99.7
2.71-2.84
4.8
0.119
348
1.824
100
2.84-2.99
4.7
0.102
364
2.051
99.7
2.99-3.17
4.6
0.094
353
2.362
100
3.17-3.42
4.6
0.069
371
2.534
99.2
3.42-3.76
4.6
0.068
366
3.242
98.7
3.76-4.31
4.4
0.063
356
4.2
98.1
4.31-5.42
4.2
0.055
383
4.443
99.2
5.42-30
3.9
0.069
384
10.945
98.5
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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
DENZO
データ削減
SCALEPACK
データスケーリング
SHELX
位相決定
直接法
位相決定
REFMAC
5.5.0072
精密化
PDB_EXTRACT
3.005
データ抽出
精密化
構造決定の手法: 単波長異常分散 / 解像度: 2.004→30 Å / Cor.coef. Fo:Fc: 0.935 / Cor.coef. Fo:Fc free: 0.887 / WRfactor Rfree: 0.27 / WRfactor Rwork: 0.239 / SU B: 11.569 / SU ML: 0.154 / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R: 0.228 / ESU R Free: 0.191 / 立体化学のターゲット値: MAXIMUM LIKELIHOOD 詳細: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. U VALUES: WITH TLS ADDED. Phenix, Arp/warp, Coot and Molprobity were also used during refinement.
Rfactor
反射数
%反射
Selection details
Rfree
0.276
337
4.662 %
RANDOM
Rwork
0.243
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-
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obs
0.244
7229
98.865 %
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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: 1.2 Å / 溶媒モデル: MASK BULK SOLVENT
原子変位パラメータ
Biso mean: 31.154 Å2
Baniso -1
Baniso -2
Baniso -3
1-
-1.706 Å2
0 Å2
-0.265 Å2
2-
-
1.444 Å2
0 Å2
3-
-
-
0.046 Å2
精密化ステップ
サイクル: LAST / 解像度: 2.004→30 Å
タンパク質
核酸
リガンド
溶媒
全体
原子数
775
0
3
11
789
拘束条件
Refine-ID
タイプ
Dev ideal
Dev ideal target
数
X-RAY DIFFRACTION
r_bond_refined_d
0.012
0.022
789
X-RAY DIFFRACTION
r_bond_other_d
0.002
0.02
506
X-RAY DIFFRACTION
r_angle_refined_deg
1.095
1.96
1075
X-RAY DIFFRACTION
r_angle_other_deg
0.748
3.003
1237
X-RAY DIFFRACTION
r_dihedral_angle_1_deg
6.012
5
103
X-RAY DIFFRACTION
r_dihedral_angle_2_deg
33.446
24.688
32
X-RAY DIFFRACTION
r_dihedral_angle_3_deg
14.389
15
122
X-RAY DIFFRACTION
r_dihedral_angle_4_deg
20.348
15
4
X-RAY DIFFRACTION
r_chiral_restr
0.062
0.2
126
X-RAY DIFFRACTION
r_gen_planes_refined
0.004
0.021
892
X-RAY DIFFRACTION
r_gen_planes_other
0.001
0.02
154
X-RAY DIFFRACTION
r_mcbond_it
0.983
2
519
X-RAY DIFFRACTION
r_mcbond_other
0.217
2
207
X-RAY DIFFRACTION
r_mcangle_it
1.651
3
825
X-RAY DIFFRACTION
r_scbond_it
1.305
2
270
X-RAY DIFFRACTION
r_scangle_it
1.814
3
250
LS精密化 シェル
Refine-ID: X-RAY DIFFRACTION / Total num. of bins used: 20
解像度 (Å)
Rfactor Rfree
Num. reflection Rfree
Rfactor Rwork
Num. reflection Rwork
Num. reflection all
% reflection obs (%)
2.004-2.056
0.29
18
0.349
505
559
93.56
2.056-2.112
0.264
23
0.322
469
495
99.394
2.112-2.173
0.251
21
0.301
470
493
99.594
2.173-2.239
0.365
21
0.294
470
497
98.793
2.239-2.312
0.434
23
0.28
440
468
98.932
2.312-2.393
0.291
16
0.262
445
462
99.784
2.393-2.483
0.19
20
0.236
429
451
99.557
2.483-2.583
0.229
18
0.263
399
419
99.523
2.583-2.697
0.161
18
0.264
406
425
99.765
2.697-2.828
0.271
22
0.275
361
383
100
2.828-2.979
0.305
20
0.262
365
386
99.741
2.979-3.158
0.3
24
0.268
336
360
100
3.158-3.374
0.271
13
0.243
317
333
99.099
3.374-3.64
0.184
13
0.229
289
305
99.016
3.64-3.982
0.298
18
0.19
272
295
98.305
3.982-4.442
0.281
13
0.189
258
276
98.188
4.442-5.11
0.284
12
0.176
214
228
99.123
5.11-6.214
0.236
14
0.214
190
205
99.512
6.214-8.605
0.364
5
0.278
163
170
98.824
8.605-30
0.453
5
0.305
94
102
97.059
精密化 TLS
手法: refined / Origin x: 16.5258 Å / Origin y: 16.6552 Å / Origin z: 14.8903 Å