分子量: 58163.973 Da / 分子数: 2 / 由来タイプ: 天然 詳細: SOME UNKNOWN RESIDUES ARE LISTED AS CHAINS C AND D. SEE REMARK 6 FOR DETAILS. 由来: (天然) Thermus thermophilus (バクテリア) / 株: HB8 / 参照: UniProt: P56206, glycine-tRNA ligase
最高解像度: 2.9 Å / Num. obs: 33033 / % possible obs: 90.9 % / 冗長度: 4.8 % / Biso Wilson estimate: 50 Å2 / Rmerge(I) obs: 0.01
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解析
ソフトウェア
名称
バージョン
分類
X-PLOR
3.1
モデル構築
X-PLOR
3.1
精密化
MOSFLM
データ削減
CCP4
(AGROVATA
データスケーリング
ROTAVATA
データスケーリング
X-PLOR
3.1
位相決定
精密化
構造決定の手法: 多重同系置換 / 解像度: 2.75→20 Å / σ(F): 0 詳細: RESIDUES 91 - 158 IN BOTH MONOMERS ARE UNCLEAR DUE TO CRYSTALLINE DISORDER. NEVERTHELESS THE AUTHORS HAVE BEEN ABLE TO BUILD SOME OF THE RESIDUES INTO THE WEAK DENSITY. THE NUMBERS GIVEN FOR ...詳細: RESIDUES 91 - 158 IN BOTH MONOMERS ARE UNCLEAR DUE TO CRYSTALLINE DISORDER. NEVERTHELESS THE AUTHORS HAVE BEEN ABLE TO BUILD SOME OF THE RESIDUES INTO THE WEAK DENSITY. THE NUMBERS GIVEN FOR THE INTERVENING RESIDUES ARE ARBITRARY, SINCE THEIR IDENTITY IS NOT DISCERNIBLE FROM THE DENSITY AND THUS THEIR POSITION IN THE SEQUENCE IS NOT KNOWN. THE STRUCTURE BETWEEN 91 AND 158, WHERE PRESENT, IS BUILT AS POLY-ALA, WITH THE EXCEPTION OF 3 GLYCINES WHERE IT WAS APPARENT THAT THERE WAS NO SIDE CHAIN. THESE RESIDUES ARE PRESENTED AS CHAINS C AND D WITH RESIDUES NAMED UNK. THE MEAN OVERALL B-FACTOR IS HIGH. HOWEVER, ALMOST ALL RESIDUES IN THE CORE OF THE CATALYTIC DOMAIN HAVE B-FACTORS UNDER 50 SQUARE ANGSTROMS. THE HIGH AVERAGE IS EXACERBATED BY THE DISORDERED DOMAIN AND DISORDERED SURFACE LOOPS. THE GEOMETRY OF RESIDUES IN THE DISORDERED DOMAIN IS SLIGHTLY POORER THAN THAT IN THE CORE OF THE STRUCTURE AS IT WAS DIFFICULT TO BUILD INTO THE WEAK DENSITY. ALL THE FEW SHORT SYMMETRY CONTACTS (LESS THAN 2.2A) INVOLVE RESIDUES IN PARTLY DISORDERED LOOPS FOR WHICH THE ATOMIC POSITIONS ARE NOT WELL DEFINED. ALL THE FEW SHORT SYMMETRY CONTACTS (LESS THAN 2.2A) INVOLVE RESIDUES IN PARTLY DISORDERED LOOPS FOR WHICH THE ATOMIC POSITIONS ARE NOT WELL DEFINED.
Rfactor
反射数
%反射
Selection details
Rfree
0.29
1832
4.8 %
RANDOM
Rwork
0.227
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-
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obs
0.227
36168
84.3 %
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原子変位パラメータ
Biso mean: 70.5 Å2
Refine analyze
Luzzati coordinate error obs: 0.4 Å / Luzzati d res low obs: 10 Å / Luzzati sigma a obs: 0.45 Å
精密化ステップ
サイクル: LAST / 解像度: 2.75→20 Å
タンパク質
核酸
リガンド
溶媒
全体
原子数
7384
0
0
23
7407
拘束条件
Refine-ID
タイプ
Dev ideal
Dev ideal target
X-RAY DIFFRACTION
x_bond_d
0.014
X-RAY DIFFRACTION
x_bond_d_na
X-RAY DIFFRACTION
x_bond_d_prot
X-RAY DIFFRACTION
x_angle_d
X-RAY DIFFRACTION
x_angle_d_na
X-RAY DIFFRACTION
x_angle_d_prot
X-RAY DIFFRACTION
x_angle_deg
1.83
X-RAY DIFFRACTION
x_angle_deg_na
X-RAY DIFFRACTION
x_angle_deg_prot
X-RAY DIFFRACTION
x_dihedral_angle_d
24.7
X-RAY DIFFRACTION
x_dihedral_angle_d_na
X-RAY DIFFRACTION
x_dihedral_angle_d_prot
X-RAY DIFFRACTION
x_improper_angle_d
1.65
X-RAY DIFFRACTION
x_improper_angle_d_na
X-RAY DIFFRACTION
x_improper_angle_d_prot
X-RAY DIFFRACTION
x_mcbond_it
3.1
1.5
X-RAY DIFFRACTION
x_mcangle_it
X-RAY DIFFRACTION
x_scbond_it
3.7
1.5
X-RAY DIFFRACTION
x_scangle_it
Refine LS restraints NCS
Refine-ID: X-RAY DIFFRACTION / Rms dev Biso: 3.3 Å2 / Rms dev position: 0.2 Å / Weight Biso: 2