- PDB-3irb: Crystal structure of protein with unknown function from DUF35 fam... -
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IDまたはキーワード:
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基本情報
登録情報
データベース: PDB / ID: 3irb
タイトル
Crystal structure of protein with unknown function from DUF35 family (13815350) from SULFOLOBUS SOLFATARICUS at 1.80 A resolution
要素
uncharacterized protein from DUF35 family
キーワード
acyl-CoA binding protein / 13815350 / protein with unknown function from DUF35 family / Structural Genomics / Joint Center for Structural Genomics / JCSG / Protein Structure Initiative / PSI-2 / Domain of unknown function DUF35 / unknown function
SIZE EXCLUSION CHROMATOGRAPHY WITH STATIC LIGHT SCATTERING SUPPORTS THE ASSIGNMENT OF A MONOMER AS A SIGNIFICANT OLIGOMERIZATION STATE IN SOLUTION. CRYSTAL PACKING SUGGESTS A POSSIBLE DIMER OR TETRAMER IN THE CRYSTAL.
SEQUENCE THE CONSTRUCT WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQ/G. THE TAG WAS ...SEQUENCE THE CONSTRUCT WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQ/G. THE TAG WAS REMOVED WITH TEV PROTEASE LEAVING ONLY A GLYCINE (0) FOLLOWED BY THE TARGET SEQUENCE.
モノクロメーター: Single crystal Si(111) bent monochromator (horizontal focusing) 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
0.979386
1
3
0.97917
1
反射
解像度: 1.8→26.939 Å / Num. obs: 31362 / % possible obs: 99.2 % / Observed criterion σ(I): -3 / 冗長度: 7.056 % / Biso Wilson estimate: 24.984 Å2 / Rmerge(I) obs: 0.081 / Net I/σ(I): 9.73
反射 シェル
解像度 (Å)
Rmerge(I) obs
Mean I/σ(I) obs
Num. measured obs
Num. unique obs
Diffraction-ID
% possible all
1.8-1.86
0.792
1.9
19058
5114
1
93
1.86-1.94
0.618
2.5
24071
6369
1
99.9
1.94-2.03
0.445
3.4
22540
5952
1
99.9
2.03-2.13
0.32
4.5
20951
5521
1
99.9
2.13-2.27
0.223
6.3
23487
6182
1
100
2.27-2.44
0.184
7.5
21646
5690
1
99.9
2.44-2.69
0.145
9
22823
5995
1
99.9
2.69-3.07
0.098
12
21968
5776
1
99.9
3.07-3.87
0.056
19.2
22462
5938
1
99.9
3.87-26.939
0.031
30.1
22287
5928
1
99.3
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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
5.5.0099
精密化
PHENIX
精密化
SHELX
位相決定
MolProbity
3beta29
モデル構築
XSCALE
データスケーリング
PDB_EXTRACT
3.006
データ抽出
XDS
データ削減
SHELXD
位相決定
autoSHARP
位相決定
精密化
構造決定の手法: 多波長異常分散 / 解像度: 1.8→26.939 Å / Cor.coef. Fo:Fc: 0.965 / Cor.coef. Fo:Fc free: 0.953 / Occupancy max: 1 / Occupancy min: 0.35 / SU B: 5.468 / SU ML: 0.075 / TLS residual ADP flag: LIKELY RESIDUAL / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R: 0.108 / ESU R Free: 0.105 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. ATOM RECORD CONTAINS RESIDUAL B FACTORS ONLY. 3. A MET-INHIBITION PROTOCOL WAS USED FOR SELENOMETHIONINE INCORPORATION DURING PROTEIN ...詳細: 1. HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. 2. ATOM RECORD CONTAINS RESIDUAL B FACTORS ONLY. 3. 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. 4. ZINC IONS ARE MODELED IN THE CONSERVED RUBREDOXIN DOMAIN ZINC BINDING SITE IN EACH CHAIN. THE PRESENCE OF ZINC IS SUPPORTED BY X-RAY FLUORESCENCE EXCITATION AND WAVELENGTH SCANS, ANOMALOUS DIFFERENCE FOURIERS AND COORDINATION GEOMETRY. 5. ACETATE (ACY) AND SULFATE IONS (SO4) FROM THE CRYSTALLIZATION CONDITIONS ARE MODELED.
Rfactor
反射数
%反射
Selection details
Rfree
0.2
1560
5 %
RANDOM
Rwork
0.169
-
-
-
obs
0.171
31317
99.77 %
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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: MASK