- PDB-2v3p: Crystallographic analysis of beta-axial ligand substitutions in c... -
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基本情報
登録情報
データベース: PDB / ID: 2v3p
タイトル
Crystallographic analysis of beta-axial ligand substitutions in cobalamin bound to transcobalamin
要素
TRANSCOBALAMIN-2
キーワード
TRANSPORT PROTEIN / ION TRANSPORT / VITAMIN B12 TRANSPORT PROTEIN / BETA LIGAND SUBSTITUTION
機能・相同性
機能・相同性情報
Transport of RCbl within the body / cobalamin transport / cobalt ion transport / cobalamin binding / extracellular space / metal ion binding 類似検索 - 分子機能
pH: 8.5 詳細: THE PROTEIN AT 0.5 MM IN 1 M NACL, 0.1 M TRIS, PH 7.5 CRYSTALLIZED FROM 28% PEG 8000, 0.2 M MAGNESIUM ACETATE, 0.1 M TRIS PH 8.5, 20% 2-METHYL-2, 4-PENTADIOL, 40 MM (NH4)2SO3.
解像度: 2.9→28.98 Å / Cor.coef. Fo:Fc: 0.937 / Cor.coef. Fo:Fc free: 0.904 / SU B: 25.622 / SU ML: 0.249 / TLS residual ADP flag: LIKELY RESIDUAL / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R: 0.675 / ESU R Free: 0.342 / 立体化学のターゲット値: MAXIMUM LIKELIHOOD 詳細: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. AMINO ACIDS FROM LYS168 TO VAL176 WERE NOT MODELLED DUE TO DISORDER. HIS175 AS UPPER AXIAL LIGAND OF COBALAMIN HAS BEEN DISPLACED BY EXTERNALLY SUPPLIED SULFITE.
Rfactor
反射数
%反射
Selection details
Rfree
0.25
640
3.83 %
RANDOM
Rwork
0.194
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obs
0.196
16697
97 %
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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: MASK BULK SOLVENT