- PDB-3msw: Crystal structure of a Protein with unknown function (BF3112) fro... -
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基本情報
登録情報
データベース: PDB / ID: 3msw
タイトル
Crystal structure of a Protein with unknown function (BF3112) from Bacteroides fragilis NCTC 9343 at 1.90 A resolution
要素
uncharacterized protein
キーワード
STRUCTURAL GENOMICS / UNKNOWN FUNCTION / Joint Center for Structural Genomics / JCSG / Protein Structure Initiative / PSI-2
機能・相同性
Lipocalin - #720 / Protein of unknown function DUF3836 / Family of unknown function (DUF3836) / Lipocalin / Beta Barrel / Mainly Beta / R-1,2-PROPANEDIOL / Exported protein
THE CONSTRUCT (RESIDUES 26-269) WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG ...THE CONSTRUCT (RESIDUES 26-269) WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS REMOVED WITH TEV PROTEASE LEAVING ONLY A GLYCINE (0) FOLLOWED BY THE TARGET SEQUENCE.
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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: 2.48 Å3/Da / 溶媒含有率: 50.33 %
結晶化
温度: 277 K / pH: 4.5 詳細: 40.000000000% 1,2-propanediol, 0.1M Acetate pH 4.5, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K
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
0.97925
1
3
0.97864
1
反射
解像度: 1.9→28.31 Å / Num. obs: 13924 / % possible obs: 98.2 % / Observed criterion σ(I): -3 / Biso Wilson estimate: 25.367 Å2 / Rmerge(I) obs: 0.059 / Net I/σ(I): 9.47
反射 シェル
解像度: 1.9→1.97 Å / Rmerge(I) obs: 0.584 / Mean I/σ(I) obs: 1.5 / % possible all: 95.6
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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
PHENIX
精密化
SHELX
位相決定
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
BUSTER
2.8.0
精密化
精密化
構造決定の手法: 多波長異常分散 / 解像度: 1.9→28.31 Å / Cor.coef. Fo:Fc: 0.9417 / Cor.coef. Fo:Fc free: 0.9115 / Occupancy max: 1 / Occupancy min: 0.37 / 交差検証法: THROUGHOUT / σ(F): 0 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. 1,2-PROPANEDIOL (PGR) AND CHLORIDE MODELED ARE PRESENT CRYO OR PROTEIN SOLUTIONS. 3. THE DENSITY FOR RESIDUES 51-56 ARE POOR AND AMBIGUOUS, THE MODEL IN THIS REGION IS TENTATIVE AND MAY CONTAIN ERRORS.
Rfactor
反射数
%反射
Selection details
Rfree
0.2266
695
5 %
RANDOM
Rwork
0.1974
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-
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obs
0.1987
13888
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原子変位パラメータ
Biso mean: 39.2 Å2
Baniso -1
Baniso -2
Baniso -3
1-
-0.0073 Å2
0 Å2
0 Å2
2-
-
-3.9098 Å2
0 Å2
3-
-
-
3.9171 Å2
精密化ステップ
サイクル: LAST / 解像度: 1.9→28.31 Å
タンパク質
核酸
リガンド
溶媒
全体
原子数
1136
0
18
125
1279
拘束条件
Refine-ID
タイプ
Dev ideal
数
Restraint function
Weight
X-RAY DIFFRACTION
t_bond_d
0.01
1225
HARMONIC
2
X-RAY DIFFRACTION
t_angle_deg
1.04
1667
HARMONIC
2
X-RAY DIFFRACTION
t_dihedral_angle_d
446
SINUSOIDAL
2
X-RAY DIFFRACTION
t_incorr_chiral_ct
X-RAY DIFFRACTION
t_pseud_angle
X-RAY DIFFRACTION
t_trig_c_planes
42
HARMONIC
2
X-RAY DIFFRACTION
t_gen_planes
175
HARMONIC
5
X-RAY DIFFRACTION
t_it
1225
HARMONIC
20
X-RAY DIFFRACTION
t_nbd
1
SEMIHARMONIC
5
X-RAY DIFFRACTION
t_omega_torsion
X-RAY DIFFRACTION
t_other_torsion
X-RAY DIFFRACTION
t_improper_torsion
X-RAY DIFFRACTION
t_chiral_improper_torsion
X-RAY DIFFRACTION
t_sum_occupancies
X-RAY DIFFRACTION
t_utility_distance
X-RAY DIFFRACTION
t_utility_angle
X-RAY DIFFRACTION
t_utility_torsion
X-RAY DIFFRACTION
t_ideal_dist_contact
LS精密化 シェル
解像度: 1.9→2.05 Å / Total num. of bins used: 7
Rfactor
反射数
%反射
Rfree
0.2187
150
5.42 %
Rwork
0.2088
2618
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all
0.2094
2768
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精密化 TLS
手法: refined / Origin x: 3.8887 Å / Origin y: 3.1692 Å / Origin z: 0.3572 Å