- PDB-2b8m: Crystal structure of a rmlc-like cupin family protein with a doub... -
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基本情報
登録情報
データベース: PDB / ID: 2b8m
タイトル
Crystal structure of a rmlc-like cupin family protein with a double-stranded beta-helix fold (mj0764) from methanocaldococcus jannaschii at 1.70 A resolution
要素
Hypothetical protein MJ0764
キーワード
UNKNOWN FUNCTION / Structural genomics / Joint Center for Structural Genomics / JCSG / Protein Structure Initiative / PSI-2
機能・相同性
Cupin 1 / Cupin / RmlC-like cupin domain superfamily / Jelly Rolls / RmlC-like jelly roll fold / Jelly Rolls / Sandwich / Mainly Beta / Uncharacterized protein MJ0764
sequence The construct was expressed with a purification tag MGSDKIHHHHHHENLYFQG. The tag was ...sequence The construct was expressed with a purification tag MGSDKIHHHHHHENLYFQG. The tag was removed with TEV protease leaving only GLY-0 followed by residues 1-116 of the 1499583 gene target.
解像度: 1.7→29.08 Å / Num. all: 12925 / Num. obs: 12267 / % possible obs: 99.3 % / 冗長度: 3.48 % / Rmerge(I) obs: 0.091 / Net I/σ(I): 7.84
反射 シェル
Rmerge(I) obs: 0.527 / Diffraction-ID: 1
解像度 (Å)
% possible obs (%)
Mean I/σ(I) obs
Num. measured obs
Num. unique obs
% possible all
1.7-1.76
97.2
2.23
3933
2106
97.2
1.76-1.83
92.6
2.72
4196
2224
1.83-1.91
94
3.57
4119
2182
1.91-2.02
95.9
4.87
4705
2502
2.02-2.14
97
6.07
4133
2198
2.14-2.31
97.5
7.39
4608
2444
2.31-2.54
98.2
9.26
4421
2325
2.54-2.9
98.8
10.39
4454
2352
2.9-3.66
99
13.24
4510
2410
3.66-29.08
97.2
17.45
4475
2358
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位相決定
位相決定
手法: 多波長異常分散
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解析
ソフトウェア
名称
バージョン
分類
NB
REFMAC
5.2.0005
精密化
XSCALE
データスケーリング
PDB_EXTRACT
1.601
データ抽出
XDS
データ削減
SOLVE
位相決定
精密化
構造決定の手法: 多波長異常分散 / 解像度: 1.7→29.08 Å / Cor.coef. Fo:Fc: 0.97 / Cor.coef. Fo:Fc free: 0.936 / SU B: 3.918 / SU ML: 0.067 / TLS residual ADP flag: LIKELY RESIDUAL / 交差検証法: THROUGHOUT / ESU R: 0.094 / ESU R Free: 0.104 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 TO ACCOUNT FOR THE REDUCED SCATTERING POWER DUE TO PARTIAL S-MET INCORPORATION. 3. ELECTRON DENSITY IS DISORDERED AT THE C-TERMINUS, THEREFORE, THE STRUCTURE WAS NOT MODELED IN THIS REGION 4. ELECTRON DENSITY BETWEEN THE SIDECHAINS OF HIS 25 AND HIS 49 ON SYMMETRY-RELATED SUBUNITS WAS MODELED AS A CHLORIDE ANION
Rfactor
反射数
%反射
Selection details
Rfree
0.204
628
4.9 %
RANDOM
Rwork
0.149
-
-
-
all
0.152
-
-
-
obs
0.15197
12267
99.71 %
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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: BABINET MODEL WITH MASK
原子変位パラメータ
Biso mean: 20.146 Å2
Baniso -1
Baniso -2
Baniso -3
1-
0.59 Å2
0.3 Å2
0 Å2
2-
-
0.59 Å2
0 Å2
3-
-
-
-0.89 Å2
精密化ステップ
サイクル: LAST / 解像度: 1.7→29.08 Å
タンパク質
核酸
リガンド
溶媒
全体
原子数
886
0
28
132
1046
拘束条件
Refine-ID
タイプ
Dev ideal
Dev ideal target
数
X-RAY DIFFRACTION
r_bond_refined_d
0.014
0.022
941
X-RAY DIFFRACTION
r_bond_other_d
0.001
0.02
859
X-RAY DIFFRACTION
r_angle_refined_deg
1.441
1.973
1272
X-RAY DIFFRACTION
r_angle_other_deg
0.743
3
2011
X-RAY DIFFRACTION
r_dihedral_angle_1_deg
7.208
5
112
X-RAY DIFFRACTION
r_dihedral_angle_2_deg
32.787
25.581
43
X-RAY DIFFRACTION
r_dihedral_angle_3_deg
10.286
15
172
X-RAY DIFFRACTION
r_dihedral_angle_4_deg
24.987
15
2
X-RAY DIFFRACTION
r_chiral_restr
0.092
0.2
141
X-RAY DIFFRACTION
r_gen_planes_refined
0.006
0.02
1001
X-RAY DIFFRACTION
r_gen_planes_other
0.001
0.02
165
X-RAY DIFFRACTION
r_nbd_refined
0.193
0.2
129
X-RAY DIFFRACTION
r_nbd_other
0.18
0.2
830
X-RAY DIFFRACTION
r_nbtor_refined
0.177
0.2
439
X-RAY DIFFRACTION
r_nbtor_other
0.084
0.2
581
X-RAY DIFFRACTION
r_xyhbond_nbd_refined
0.174
0.2
106
X-RAY DIFFRACTION
r_symmetry_vdw_refined
0.093
0.2
14
X-RAY DIFFRACTION
r_symmetry_vdw_other
0.189
0.2
49
X-RAY DIFFRACTION
r_symmetry_hbond_refined
0.155
0.2
26
X-RAY DIFFRACTION
r_mcbond_it
2.307
3
594
X-RAY DIFFRACTION
r_mcbond_other
0.582
3
221
X-RAY DIFFRACTION
r_mcangle_it
2.69
5
915
X-RAY DIFFRACTION
r_scbond_it
5.057
8
413
X-RAY DIFFRACTION
r_scangle_it
6.923
11
356
LS精密化 シェル
解像度: 1.7→1.745 Å / Total num. of bins used: 20
Rfactor
反射数
%反射
Rfree
0.273
47
-
Rwork
0.206
893
-
obs
-
-
99.37 %
精密化 TLS
手法: refined / Origin x: 24.974 Å / Origin y: 6.734 Å / Origin z: 32.456 Å