8iuh

RNA polymerase III pre-initiation complex open complex 1

Method: ELECTRON MICROSCOPY Dmax: 226.5 Å Quality: GOOD

SAXS 散射曲线 SAXS Profile

SAXS profile for 8iuh

P(r) 距离分布 P(r) Distribution

P(r) distribution for 8iuh
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1. 结构基本信息 1. Structure Basics

条目编号 entry_id8iuh
沉积日期 deposition_date2023-03-24
结构标题 titleRNA polymerase III pre-initiation complex open complex 1
关键词 keywordsRNA polymerase III, SNAPc complex, TRANSCRIPTION; TRANSCRIPTION
实验方法 methodELECTRON MICROSCOPY

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

回转半径 Rg (Guinier) rg_guinier68.57
回转半径 Rg (电子) rg_electron68.04
零角强度 I(0) i010403600000.00
分子量 molecular_weight833070.0 kDa
排除体积 excluded_volume1030200 ų
包络体积 envelope_volume1602600 ų
水化壳体积 shell_volume190610 ų
包络直径 envelope_diameter261.7
壳层 Rg shell_rg72.54
包络 Rg envelope_rg67.66
形状 Rg shape_rg68.06
总 Rg total_rg68.03
总原子数 total_atoms58228
残基数 n_residues7025
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 dmax226.5
Rg (实空间) rg_real68.44
Rg 误差 (实空间) rg_real_error1.46
I(0) (实空间) i0_real1.0390e+10
I(0) 误差 (实空间) i0_real_error2.1660e+08
Rg (倒空间) rg_reciprocal68.61
I(0) (倒空间) i0_reciprocal10400000000.0000
解质量估计 total_estimate0.8549
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary78.8
偏度 Skewness skewness0.388
峰度 Kurtosis kurtosis-0.069
角度范围 angular_range— – 0.1150 −1
当前正则化参数 α current_alpha0.0279
最高正则化参数 α highest_alpha1103000000.0000
实空间数据点数 n_real_points24
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.843; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.982; Smooth: 0.597

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

5. 实体与聚合体信息 (28)

6. 折叠分类 (SCOP + CATH) 8 domains

CATH v4.4 (8 domains)

结构域编号 domain_id8iuhA01
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology274 — Enzyme I; Chain A, domain 2
同源超家族 H-superfamily homologous superfamily100 — RNA polymerase Rpb1, domain 3
结构域编号 domain_id8iuhG01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology1490 — Dna Ligase; domain 1
同源超家族 H-superfamily homologous superfamily120 — RNA polymerase Rpb7-like, N-terminal domain
结构域编号 domain_id8iuhI01
类 Class class2 — Mainly Beta
架构 Architecture architecture20 — Single Sheet
拓扑 Topology topology25 — N-terminal domain of TfIIb
同源超家族 H-superfamily homologous superfamily10
结构域编号 domain_id8iuhO01
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology10 — Arc Repressor Mutant, subunit A
同源超家族 H-superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
结构域编号 domain_id8iuhO02
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology10 — Arc Repressor Mutant, subunit A
同源超家族 H-superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
结构域编号 domain_id8iuhO03
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology10 — Arc Repressor Mutant, subunit A
同源超家族 H-superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
结构域编号 domain_id8iuhP01
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology10 — Arc Repressor Mutant, subunit A
同源超家族 H-superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
结构域编号 domain_id8iuhV01
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology472 — Cyclin A; domain 1
同源超家族 H-superfamily homologous superfamily10 — Cyclin-like

7. 引用文献 (1)

8. 文件与曲线 (10)