解像度: 3→3.11 Å / 冗長度: 7.08 % / Rmerge(I) obs: 0.413 / Mean I/σ(I) obs: 3.3 / Num. unique all: 1205 / % possible all: 100
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解析
ソフトウェア
名称
バージョン
分類
Blu-Ice
データ収集
PHASER
位相決定
PHENIX
(phenix.refine: 1.7.2_869)
精密化
d*TREK
データ削減
d*TREK
データスケーリング
精密化
構造決定の手法: 分子置換 / 解像度: 3→39.077 Å / SU ML: 0.85 / σ(F): 1.46 / 位相誤差: 23.89 / 立体化学のターゲット値: ML 詳細: AUTHORS STATE THE FOLLOWING ON THE DENSITY ON UDP. THE DENSITY IS VERY LOW, BUT WE DO BELIEVE THE LIGAND IS PRESENT. WE THINK THAT THE LOW OCCUPANCY AND THE PARTIAL DISORDER OF UDP MOLECULE ...詳細: AUTHORS STATE THE FOLLOWING ON THE DENSITY ON UDP. THE DENSITY IS VERY LOW, BUT WE DO BELIEVE THE LIGAND IS PRESENT. WE THINK THAT THE LOW OCCUPANCY AND THE PARTIAL DISORDER OF UDP MOLECULE RESULTS IN VERY WEEK ELECTRON DENSITY. BOTH, THE ALPHA- AND BETA-PHOSPHATES OF UDP ARE DISORDERED, AND NO ELECTRON DENSITY IS VISIBLE FOR THEM. WE BELIEVE THE DISORDER OF PHOSPHATE GROUPS IS DUE TO THE ABSENCE OF DIVALENT CATION BOND TO THE STRUCTURE, WHICH USUALLY COORDINATES BETWEEN THE PHOSPHATE GROUPS AND THE ENZYME. COORDINATION OF THE DIVALENT CATION IS PH DEPENDENT, AT PH < 6 THE RESIDUE HIS258 IS FOUND PROTONATED, AND IS UNABLE TO COORDINATE DIVALENT CATIONS. WE BELIEVE THAT IS WHAT HAPPENS IN THIS CASE, RESULTING IN PARTIAL DISORDER OF UDP AND LOW OCCUPANCY. NONETHELESS, WEEK ELECTRON DENSITY IS FOUND FOR THE URIDINE MOIETY, SO WE FELL IT IS STILL INFORMATIVE TO INCLUDE IT IN THE STRUCTURE.
Rfactor
反射数
%反射
Selection details
Rfree
0.2447
585
4.8 %
RANDOM
Rwork
0.2242
-
-
-
obs
0.2252
12193
98.43 %
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all
-
12387
-
-
溶媒の処理
減衰半径: 0.86 Å / VDWプローブ半径: 1.1 Å / 溶媒モデル: FLAT BULK SOLVENT MODEL / Bsol: 38.265 Å2 / ksol: 0.345 e/Å3