8g2a

;Crystal structure of the A2503-C2,C8-dimethylated Thermus thermophilus 70S ribosome in complex with mRNA, aminoacylated A-site Phe-tRNAphe, peptidyl P-site fMTHSMRC-tRNAmet, and deacylated E-site tRNAphe at 2.45A resolution ;

Method: X-RAY DIFFRACTION Dmax: 374.5 Å Quality: EXCELLENT

SAXS 散射曲线 SAXS Profile

SAXS profile for 8g2a

P(r) 距离分布 P(r) Distribution

P(r) distribution for 8g2a
下载 Download

1. 结构基本信息 1. Structure Basics

条目编号 entry_id8g2a
沉积日期 deposition_date2023-02-03
结构标题 title;Crystal structure of the A2503-C2,C8-dimethylated Thermus thermophilus 70S ribosome in complex with mRNA, aminoacylated A-site Phe-tRNAphe, peptidyl P-site fMTHSMRC-tRNAmet, and deacylated E-site tRNAphe at 2.45A resolution ;
关键词 keywords;CFR, methyltransferase, multidrug, antibiotic, resistance, methylation, A2503, 23S rRNA, 70S ribosome, inhibition of translation, peptidyl transferase center, nascent peptide exit tunnel, iboxamycin, tylosin, RIBOSOME ;; RIBOSOME
实验方法 methodX-RAY DIFFRACTION

2. SAXS 参数 (CRYSOL 理论计算) 2. SAXS Parameters (CRYSOL)

回转半径 Rg (Guinier) rg_guinier
回转半径 Rg (电子) rg_electron135.30
零角强度 I(0) i0901082000000.00
分子量 molecular_weight4205200.0 kDa
排除体积 excluded_volume3437300 ų
包络体积 envelope_volume8448500 ų
水化壳体积 shell_volume506820 ų
包络直径 envelope_diameter473.7
壳层 Rg shell_rg127.80
包络 Rg envelope_rg133.00
形状 Rg shape_rg135.50
总 Rg total_rg135.00
总原子数 total_atoms295944
残基数 n_residues20883
球谐函数阶数 n_harmonics20
q 范围 q_range— – 0.5000 −1
数据点数 n_points101
壳层类型 shell_typedirectional
溶剂电子密度 solvent_density0.3340 e/ų
壳层衬度 contrast_shell0.0300 e/ų
CRYSOL 版本 crysol_version4.1.3

3. P(r) 距离分布 (GNOM 反演) 3. P(r) Analysis (GNOM)

最大尺寸 Dmax dmax374.5
Rg (实空间) rg_real128.80
Rg 误差 (实空间) rg_real_error1.48
I(0) (实空间) i0_real8.6540e+11
I(0) 误差 (实空间) i0_real_error1.8610e+10
Rg (倒空间) rg_reciprocal118.10
I(0) (倒空间) i0_reciprocal847000000000.0000
解质量估计 total_estimate0.9058
解质量评级 solution_quality EXCELLENT a EXCELLENT solution
P(r) 峰数 n_peaks1
主峰位置 r_peak_primary136.2
偏度 Skewness skewness0.363
峰度 Kurtosis kurtosis-0.720
角度范围 angular_range— – 0.0550 −1
当前正则化参数 α current_alpha1.0420
最高正则化参数 α highest_alpha13720000000.0000
实空间数据点数 n_real_points12
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.002; Oscil: 0.974; Stabil: 0.972; Sysdev: 1.000; Positv: 1.000; Valcen: 0.937; Smooth: 0.000

4. 晶体学与实验 4. Crystallography & Experiment

5. 实体与聚合体信息 (62)

7. 引用文献 (1)

8. 文件与曲线 (10)