温度: 292 K / 手法: batch crystallization / pH: 8.5 詳細: CRYSTALS WERE GROWN IN 2.5M AMMONIUM SULFATE SOLUTION, BUFFERED WITH 20MM TRIS/ HCL TO PH 8.5. THE CRYSTALLIZATION SOLUTION WAS REPLACED IN STEPS AGAINST A SOLUTION CONTAINING 2.5M AMMONIUM ...詳細: CRYSTALS WERE GROWN IN 2.5M AMMONIUM SULFATE SOLUTION, BUFFERED WITH 20MM TRIS/ HCL TO PH 8.5. THE CRYSTALLIZATION SOLUTION WAS REPLACED IN STEPS AGAINST A SOLUTION CONTAINING 2.5M AMMONIUM SULFATE, 20MM TRIS, 300MG/ML TREHALOSE AT PH 8.5., BATCH CRYSTALLIZATION, temperature 292K
解像度: 1.7→7 Å / Data cutoff high absF: 10000000 / Data cutoff low absF: 0 / 交差検証法: free r / σ(F): 0 / 立体化学のターゲット値: ENGH AND HUBER 詳細: NO ANGLE RESTRAINTS WERE USED FOR THE HIS 93 WITH RESPECT TO THE IRON ATOM. BOND RESTRAINTS FOR THE HIS 93 AND FOR THE FOUR PYRROLE NITROGEN ATOMS TO THE IRON ATOM WERE WEAKENED FROM THE ...詳細: NO ANGLE RESTRAINTS WERE USED FOR THE HIS 93 WITH RESPECT TO THE IRON ATOM. BOND RESTRAINTS FOR THE HIS 93 AND FOR THE FOUR PYRROLE NITROGEN ATOMS TO THE IRON ATOM WERE WEAKENED FROM THE STANDARD X-PLOR VALUES (PARAM19X.HEME). THERE IS NEARLY NO ELECTRON DENSITY FOR THE N-FORMYL-MET. THIS RESIDUE WAS NOT INCLUDED INTO THE MODEL. ELECTRON DENSITY FEATURES CLOSE TO THIS SITE WERE MODELED BY WATER MOLECULES. ONE TREHALOSE MOLECULE IS BOUND TO THE SURFACE OF THE MYOGLOBIN MOLECULE. THE WATER MOLECULES NUMBER 246 AND 252 ARE ON OR CLOSE TO SPECIAL POSITIONS. THE ORIENTATION OF THE CO-MOLECULE CANNOT BE DETERMINED FROM THE DATA AND WAS ARBITRARILY ASSIGNED. ELECTRON DENSITY FOR THE CO-MOLECULE IS FOUND IN A CAVITY CLOSE TO TRP29
Rfactor
反射数
%反射
Selection details
Rfree
0.209
2190
-
RANDOM
Rwork
0.184
-
-
-
all
0.186
22148
-
-
obs
0.186
22148
96 %
-
Refine analyze
Luzzati d res low obs: 7 Å / Luzzati sigma a obs: 0.16 Å