#1: ジャーナル: FEBS J. / 年: 2006 タイトル: The Crystal Structure of a Plant 2C-Methyl-D- Erythritol 4-Phosphate Cytidylyltransferase Exhibits a Distinct Quaternary Structure Compared to Bacterial Homologues and a Possible Role ...タイトル: The Crystal Structure of a Plant 2C-Methyl-D- Erythritol 4-Phosphate Cytidylyltransferase Exhibits a Distinct Quaternary Structure Compared to Bacterial Homologues and a Possible Role in Feedback Regulation for Cytidine Monophosphate. 著者: Gabrielsen, M. / Kaiser, J. / Rohdich, F. / Eisenreich, W. / Laupitz, R. / Bacher, A. / Bond, C.S. / Hunter, W.N.
解像度: 1.8→73.61 Å / Cor.coef. Fo:Fc: 0.951 / Cor.coef. Fo:Fc free: 0.944 / SU B: 6.984 / SU ML: 0.095 / 交差検証法: THROUGHOUT / ESU R: 0.205 / ESU R Free: 0.123 / 立体化学のターゲット値: MAXIMUM LIKELIHOOD 詳細: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. U VALUES REFINED INDIVIDUALLY. THE ELECTRON DENSITY MAP SUGGESTS THAT IN THE CRYSTAL THE ALLOSTERIC POCKET IS ONLY PARTIALLY OCCUPIED AND ...詳細: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. U VALUES REFINED INDIVIDUALLY. THE ELECTRON DENSITY MAP SUGGESTS THAT IN THE CRYSTAL THE ALLOSTERIC POCKET IS ONLY PARTIALLY OCCUPIED AND THEREFOR THE ELECTRON DENSITY REFLECTS AN OVERLAY OF THE UNLIGANDED AND LIGANDED ENZYME. THIS IS IN ACCORDANCE WITH THE HIGH TEMPERATURE FACTORS OF PART THE LIGAND AND OF THE AMINO ACIDS 264 TO 268 WHICH HAVE TO MOVE TO OPEN THE ALLOSTERIC BINDING POCKET.
Rfactor
反射数
%反射
Selection details
Rfree
0.23252
1132
5 %
RANDOM
Rwork
0.197
-
-
-
obs
0.19887
21497
99.79 %
-
溶媒の処理
イオンプローブ半径: 0.8 Å / 減衰半径: 0.8 Å / VDWプローブ半径: 1.4 Å / 溶媒モデル: BABINET MODEL WITH MASK