温度: 293 K / 手法: 蒸気拡散法, シッティングドロップ法 / pH: 7 詳細: 10-12 mg/mL protein in 25 mM Tris/HCl pH7.5, 500mM NaCl, 2mM TCEP, supplemented with 10x molar excess of ligand and, if needed, with 10 mM MgCl2 and 5mM ATP, then mixed 1:1 with reservoir of ...詳細: 10-12 mg/mL protein in 25 mM Tris/HCl pH7.5, 500mM NaCl, 2mM TCEP, supplemented with 10x molar excess of ligand and, if needed, with 10 mM MgCl2 and 5mM ATP, then mixed 1:1 with reservoir of the Procomplex screen. Several conditions resulted in crystals.
構造決定の手法: 分子置換 開始モデル: inhouse model 解像度: 2.411→50.073 Å / SU ML: 0.27 / 交差検証法: THROUGHOUT / σ(F): 1.35 / 位相誤差: 27.86 / 立体化学のターゲット値: ML 詳細: methyl 1-benzoyl-3-methyl-5-(1,2-oxazol-5-yl)pyrazole-4-carboxylate soak lead to chemical modification of cGAS. Cys199 is modified, possibly with benzoyl group. Lys439 is modified, possibly ...詳細: methyl 1-benzoyl-3-methyl-5-(1,2-oxazol-5-yl)pyrazole-4-carboxylate soak lead to chemical modification of cGAS. Cys199 is modified, possibly with benzoyl group. Lys439 is modified, possibly with propionyl group. Electron density emanating from both residues was modeled by propionyl groups, but origin unclear.
Rfactor
反射数
%反射
Selection details
Rfree
0.2267
994
5.01 %
RANDOM
Rwork
0.1785
18832
-
-
obs
0.1809
19826
66.41 %
-
溶媒の処理
減衰半径: 0.9 Å / VDWプローブ半径: 1.11 Å / 溶媒モデル: FLAT BULK SOLVENT MODEL