Stromelysin-1 catalytic domain with hydrophobic inhibitor bound, ph 7.0, 32oc, 20 mm cacl2, 15% acetonitrile; nmr average of 20 structures minimized with restraints
1.0-1.5 mM [U-99% 13C; U-99% 15N] double labeled SCD, 10 mM Tris-d11.HCl, 20 mM CaCl2, 15% acetonitrile-d3, 92% H2O/8% D2O
92% H2O/8% D2O
2
0.6 mM [U-99% 13C; U-99% 15N] double labeled SCD, 10 mM Tris-d11.HCl, 20 mM CaCl2, 15% acetonitrile-d3, 92% H2O/8% D2O
92% H2O/8% D2O
3
0.6 mM [U-99% 15N] N15 labeled SCD, 10 mM Tris-d11.HCl, 20 mM CaCl2, 15% acetonitrile-d3, 92% H2O/8% D2O
92% H2O/8% D2O
試料
濃度 (mg/ml)
単位
構成要素
Isotopic labeling
Conc. range (mg/ml)
Solution-ID
mM
doublelabeledSCD
[U-99% 13C; U-99% 15N]
1.0-1.5
1
10mM
Tris-d11.HCl
1
20mM
CaCl2
1
15 %
acetonitrile-d3
1
0.6mM
doublelabeledSCD
[U-99% 13C; U-99% 15N]
2
10mM
Tris-d11.HCl
2
20mM
CaCl2
2
15 %
acetonitrile-d3
2
0.6mM
15NlabeledSCD
[U-99% 15N]
3
10mM
Tris-d11.HCl
3
20mM
CaCl2
3
15 %
acetonitrile-d3
3
試料状態
pH: 7.0 / 圧: ambient / 温度: 305 K
結晶化
*PLUS
手法: other
-
NMR測定
NMRスペクトロメーター
タイプ
製造業者
モデル
磁場強度 (MHz)
Spectrometer-ID
Bruker Avance
Bruker
AMX
500
1
Bruker Avance
Bruker
AMX
600
2
-
解析
NMR software
名称
開発者
分類
Felix
HareResearch, Inc.
解析
DGII
Biosym
geometryoptimization
Discover
Biosym
精密化
精密化
ソフトェア番号: 1 詳細: DISTANCE GEOMETRY (DGII INTERFACED TO INSIGHTII) FOLLOWED BY OPTIMIZATION USING SIMULATED ANNEALING WITHOUT A PHYSICAL FORCEFIELD WAS USED TO GENERATE 39 STARTING STRUCTURES. THESE 39 ...詳細: DISTANCE GEOMETRY (DGII INTERFACED TO INSIGHTII) FOLLOWED BY OPTIMIZATION USING SIMULATED ANNEALING WITHOUT A PHYSICAL FORCEFIELD WAS USED TO GENERATE 39 STARTING STRUCTURES. THESE 39 STRUCTURES WERE FURTHER REFINED BY RESTRAINED MOLECULAR DYNAMICS AND RESTRAINED MINIMIZATION USING DISCOVER AND THE AMBER FORCEFIELD. THE 20 BEST STRUCTURES WITH LOWEST ENERGY AND FEWEST ABERRATIONS IN WELL-DEFINED REGIONS WERE SELECTED. RESTRAINTS INCLUDE 1336 INTERRESIDUE NOES, 55 PHI TORSION RESTRAINTS, 42 HYDROGEN BONDS, 15 METAL TO LIGAND DISTANCES, AND PEPTIDE BOND TORSION RESTRAINTS TO MAINTAIN PLANARITY. THE COMPLETE RESTRAINT LIST IS AVAILABLE AS PDB ENTRY 1UMT-MR. THE MEAN LARGEST NOE VIOLATION IS 0.64 +/- 0.07 ANGSTROM. FOR RESIDUES 83 THROUGH 250, THE MEAN BACKBONE (N, CA, C', O) RMSD TO THE AVERAGE IS 0.91 +/- 0.06 ANGSTROM. THE MEAN RMSD OF ALL HEAVY ATOMS TO THE AVERAGE IS 1.42 +/- 0.06 ANGSTROM. THIS ENSEMBLE WAS AVERAGED AND MINIMIZED WITH RESTRAINTS TO GENERATE THIS MODEL. RESIDUES 249 (167) - 256 (174) AT THE C-TERMINUS ARE DYNAMICALLY DISORDERED IN SOLUTION, JUDGING FROM THEIR LONG T2S AND LACK OF NOES. THESE RESIDUES HAVE BEEN OMITTED FROM THE MODEL.
代表構造
選択基準: minimized average structure
NMRアンサンブル
コンフォーマー選択の基準: all calculated structures submitted 計算したコンフォーマーの数: 1 / 登録したコンフォーマーの数: 1