THIS CONSTRUCT WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS REMOVED WITH ...THIS CONSTRUCT WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS REMOVED WITH TEV PROTEASE LEAVING ONLY A GLYCINE (0) FOLLOWED BY THE TARGET SEQUENCE.
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実験情報
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実験
実験
手法: X線回折 / 使用した結晶の数: 1
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試料調製
結晶
マシュー密度: 3.11 Å3/Da / 溶媒含有率: 60.42 % 解説: AN INITIAL SUBSTRUCTURE SOLUTION WAS FOUND USING SHELXD AND SAD PHASES WERE REFINED WITH AUTOSHARP. AN ITERATIVE RESOLVE RUN WAS ABLE TO TRACE ~70% OF THE STRUCTURE. HOWEVER, THE CONNECTIVITY ...解説: AN INITIAL SUBSTRUCTURE SOLUTION WAS FOUND USING SHELXD AND SAD PHASES WERE REFINED WITH AUTOSHARP. AN ITERATIVE RESOLVE RUN WAS ABLE TO TRACE ~70% OF THE STRUCTURE. HOWEVER, THE CONNECTIVITY OF THE RESULTING MODEL WAS POOR. MOLECULAR REPLACEMENT WITH MOLREP USING 3I0Z AS THE SEARCH MODEL PROVIDED A MORE COMPLETE STARTING MODEL FOR SUBSEQUENT MODEL BUILDING AND REFINEMENT.
結晶化
温度: 277 K / 手法: 蒸気拡散法, シッティングドロップ法 / pH: 7 詳細: 50.00% PEG-200, 0.1M TRIS pH 7.0, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K
解像度: 2.35→77.391 Å / Cor.coef. Fo:Fc: 0.946 / Cor.coef. Fo:Fc free: 0.932 / Occupancy max: 1 / Occupancy min: 0.37 / SU B: 26.475 / SU ML: 0.284 / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R Free: 0.234 / 立体化学のターゲット値: MAXIMUM LIKELIHOOD 詳細: 1. HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. 2. ATOM RECORD CONTAINS SUM OF TLS AND RESIDUAL B FACTORS. 3. ANISOU RECORD CONTAINS SUM OF TLS AND RESIDUAL U FACTORS. 4. WATERS WERE ...詳細: 1. HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. 2. ATOM RECORD CONTAINS SUM OF TLS AND RESIDUAL B FACTORS. 3. ANISOU RECORD CONTAINS SUM OF TLS AND RESIDUAL U FACTORS. 4. WATERS WERE EXCLUDED FROM AUTOMATIC TLS ASSIGNMENT. 5. A MET-INHIBITION PROTOCOL WAS USED FOR SELENOMETHIONINE INCORPORATION DURING PROTEIN EXPRESSION. THE OCCUPANCY OF THE SE ATOMS IN THE MSE RESIDUES WAS REDUCED TO 0.75 FOR THE REDUCED SCATTERING POWER DUE TO PARTIAL S-MET INCORPORATION. 6. PEG-200 (PG4) FRAGMENTS FROM THE CRYSTALLIZATION SOLUTION ARE MODELED. 7. ASSIGNMENT OF PHOSPHATE ION (PO4) WAS BASED ON ELECTRON DENSITY AND CONSERVATION OF THE BINDING SITE IN 3I0Z AND OTHER HOMOLOG STRUCTURES. 8. THE TLS GROUPS WERE ASSIGNED WITH THE AID OF THE TLSMD SERVER. 9. THE RAMACHANDRAN OUTLIER RESIDUES 16 AND 308 ARE IN POOR DENSITY REGION.
Rfactor
反射数
%反射
Selection details
Rfree
0.264
1215
5.1 %
RANDOM
Rwork
0.2278
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obs
0.2297
23616
99.97 %
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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: BABINET MODEL WITH MASK