- PDB-4qhb: Crystal structure of a putative hydrolase (BVU_2763) from Bactero... -
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基本情報
登録情報
データベース: PDB / ID: 4qhb
タイトル
Crystal structure of a putative hydrolase (BVU_2763) from Bacteroides vulgatus ATCC 8482 at 2.44 A resolution
要素
Uncharacterized protein
キーワード
HYDROLASE / two domain protein / N-glycanase_Nterm (PF09112) and N-glycanase_Cterm (PF09113) / Structural Genomics / Joint Center for Structural Genomics / JCSG / Protein Structure Initiative / PSI-BIOLOGY
機能・相同性
機能・相同性情報
oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced ascorbate as one donor, and incorporation of one atom of oxygen 類似検索 - 分子機能
Peptide-N-glycosidase F, N-terminal domain / Peptide-N-glycosidase F, N-terminal / Peptide-N-glycosidase F, N-terminal domain superfamily / Peptide-N-glycosidase F, N terminal / Peptide-N-glycosidase F, C-terminal / Peptide-N-glycosidase F, N terminal / Peptide-N-glycosidase F, C terminal / Jelly Rolls - #230 / PHM/PNGase F domain superfamily / Copper type II, ascorbate-dependent monooxygenase-like, C-terminal ...Peptide-N-glycosidase F, N-terminal domain / Peptide-N-glycosidase F, N-terminal / Peptide-N-glycosidase F, N-terminal domain superfamily / Peptide-N-glycosidase F, N terminal / Peptide-N-glycosidase F, C-terminal / Peptide-N-glycosidase F, N terminal / Peptide-N-glycosidase F, C terminal / Jelly Rolls - #230 / PHM/PNGase F domain superfamily / Copper type II, ascorbate-dependent monooxygenase-like, C-terminal / Jelly Rolls / Sandwich / Mainly Beta 類似検索 - ドメイン・相同性
DI(HYDROXYETHYL)ETHER / TRIETHYLENE GLYCOL / Peptide-N-glycosidase F N-terminal domain-containing protein 類似検索 - 構成要素
THE CONSTRUCT WAS EXPRESSED WITH AN N-TERMINAL PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS ...THE CONSTRUCT WAS EXPRESSED WITH AN N-TERMINAL PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS REMOVED WITH TEV PROTEASE LEAVING GLY 0 FOLLOWED BY RESIDUES 23-416 OF THE TARGET SEQUENCE.
解像度: 2.44→47.852 Å / Num. obs: 69089 / % possible obs: 99.8 % / Observed criterion σ(I): -3 / Biso Wilson estimate: 40.515 Å2 / Rmerge(I) obs: 0.118 / Net I/σ(I): 8.79
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
2.44-2.53
0.605
2.1
22442
7091
1
99.7
2.53-2.63
0.483
2.6
21576
6766
1
100
2.63-2.75
0.389
3.3
22023
6899
1
100
2.75-2.89
0.298
4.2
21206
6652
1
99.8
2.89-3.07
0.234
5.3
21977
6894
1
100
3.07-3.31
0.155
7.7
22264
7023
1
99.8
3.31-3.64
0.093
11.5
21681
6820
1
99.9
3.64-4.16
0.07
14.4
22100
6916
1
99.8
4.16-5.23
0.053
17.9
22098
6936
1
99.7
5.23-47.852
0.058
18.5
22404
7092
1
99.1
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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
MolProbity
3beta29
モデル構築
PDB_EXTRACT
3.1
データ抽出
SHELX
位相決定
SHARP
位相決定
XSCALE
データスケーリング
REFMAC
5.7.0029
精密化
XDS
データ削減
SHELXD
位相決定
精密化
構造決定の手法: 多波長異常分散 / 解像度: 2.44→47.852 Å / Cor.coef. Fo:Fc: 0.953 / Cor.coef. Fo:Fc free: 0.927 / Occupancy max: 1 / Occupancy min: 0.5 / SU B: 14.552 / SU ML: 0.169 / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R: 0.415 / ESU R Free: 0.238 立体化学のターゲット値: MAXIMUM LIKELIHOOD WITH PHASES 詳細: 1. 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 ...詳細: 1. 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. 2. HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. 3. ATOM RECORD CONTAINS SUM OF TLS AND RESIDUAL B FACTORS. ANISOU RECORD CONTAINS SUM OF TLS AND RESIDUAL U FACTORS. 4. WATERS WERE EXCLUDED FROM AUTOMATIC TLS ASSIGNMENT. 5. TLS GROUPS WERE ASSIGNED WITH THE AID OF THE TLSMD (MOTION DETERMINATION) SERVER. 6. POLYETHYLENE GLYCOL FRAGMENTS (PEG, PGE,PG4), AND SULFATE (SO4) FROM THE CRYSTALLIZATION SOLUTION WERE MODELED INTO THE STRUCTURE.
Rfactor
反射数
%反射
Selection details
Rfree
0.215
3499
5.1 %
RANDOM
Rwork
0.17
-
-
-
obs
0.1723
69063
99.79 %
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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