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Clostridium perfringens epsilon toxin shows structural similarity with the pore forming toxin aerolysin
SAXS 散射曲线 SAXS Profile
P(r) 距离分布 P(r) Distribution
1. 结构基本信息 1. Structure Basics
| 条目编号 entry_id | 1uyj |
| 沉积日期 deposition_date | 2004-03-02 |
| 结构标题 title | Clostridium perfringens epsilon toxin shows structural similarity with the pore forming toxin aerolysin |
| 关键词 keywords | TOXIN, BETA PORE FORMING TOXIN; TOXIN |
| 实验方法 method | X-RAY DIFFRACTION |
2. SAXS 参数 (CRYSOL 理论计算) 2. SAXS Parameters (CRYSOL)
| 回转半径 Rg (Guinier) rg_guinier | 81.86 Å |
| 回转半径 Rg (电子) rg_electron | 84.53 Å |
| 零角强度 I(0) i0 | 137025000.00 |
| 分子量 molecular_weight | 91544.0 kDa |
| 排除体积 excluded_volume | 111060 ų |
| 包络体积 envelope_volume | 214960 ų |
| 水化壳体积 shell_volume | 28446 ų |
| 包络直径 envelope_diameter | 299.5 Å |
| 壳层 Rg shell_rg | 49.59 Å |
| 包络 Rg envelope_rg | 81.97 Å |
| 形状 Rg shape_rg | 84.49 Å |
| 总 Rg total_rg | 83.74 Å |
| 总原子数 total_atoms | 6268 |
| 残基数 n_residues | 819 |
| 球谐函数阶数 n_harmonics | 20 |
| q 范围 q_range | — – 0.5000 Å−1 |
| 数据点数 n_points | 101 |
| 壳层类型 shell_type | directional |
| 溶剂电子密度 solvent_density | 0.3340 e/ų |
| 壳层衬度 contrast_shell | 0.0300 e/ų |
| CRYSOL 版本 crysol_version | 4.1.3 |
3. P(r) 距离分布 (GNOM 反演) 3. P(r) Analysis (GNOM)
| 最大尺寸 Dmax dmax | 231.0 Å |
| Rg (实空间) rg_real | 77.76 Å |
| Rg 误差 (实空间) rg_real_error | 1.88 Å |
| I(0) (实空间) i0_real | 1.3360e+08 |
| I(0) 误差 (实空间) i0_real_error | 3.0900e+06 |
| Rg (倒空间) rg_reciprocal | 75.48 Å |
| I(0) (倒空间) i0_reciprocal | 134700000.0000 |
| 解质量估计 total_estimate | 0.6787 |
| 解质量评级 solution_quality | REASONABLE a REASONABLE solution |
| P(r) 峰数 n_peaks | 3 |
| 主峰位置 r_peak_primary | 24.3 Å |
| 偏度 Skewness skewness | 0.387 |
| 峰度 Kurtosis kurtosis | -0.733 |
| 角度范围 angular_range | — – 0.0950 Å−1 |
| 当前正则化参数 α current_alpha | 0.0591 |
| 最高正则化参数 α highest_alpha | 6496000.0000 |
| 实空间数据点数 n_real_points | 20 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria | AN1: 0.000; Oscil: 0.135; Stabil: 0.942; Sysdev: 1.000; Positv: 1.000; Valcen: 0.362; Smooth: 0.764 |
4. 晶体学与实验 4. Crystallography & Experiment
5. 实体与聚合体信息 (3)
6. 折叠分类 (SCOP + CATH) 9 domains
SCOP 2.08 (3 domains)
| 结构域编号 domain_id | d1uyja_ |
| 类 Class class | f — Membrane and cell surface proteins and peptides |
| 折叠类型 Fold fold | f.8 — Aerolisin/ETX pore-forming domain |
| 超家族 Superfamily superfamily | f.8.1 — Aerolisin/ETX pore-forming domain |
| 家族 Family family | f.8.1.2 — ETX/MTX2 |
| 结构域编号 domain_id | d1uyjb_ |
| 类 Class class | f — Membrane and cell surface proteins and peptides |
| 折叠类型 Fold fold | f.8 — Aerolisin/ETX pore-forming domain |
| 超家族 Superfamily superfamily | f.8.1 — Aerolisin/ETX pore-forming domain |
| 家族 Family family | f.8.1.2 — ETX/MTX2 |
| 结构域编号 domain_id | d1uyjc_ |
| 类 Class class | f — Membrane and cell surface proteins and peptides |
| 折叠类型 Fold fold | f.8 — Aerolisin/ETX pore-forming domain |
| 超家族 Superfamily superfamily | f.8.1 — Aerolisin/ETX pore-forming domain |
| 家族 Family family | f.8.1.2 — ETX/MTX2 |
CATH v4.4 (6 domains)
| 结构域编号 domain_id | 1uyjA01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 360 — Dihydrodipicolinate Reductase; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 60 — |
| 结构域编号 domain_id | 1uyjA02 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 170 — Beta Complex |
| 拓扑 Topology topology | 15 — Proaerolysin; Chain A, domain 3 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Proaerolysin, chain A, domain 3 |
| 结构域编号 domain_id | 1uyjB01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 360 — Dihydrodipicolinate Reductase; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 60 — |
| 结构域编号 domain_id | 1uyjB02 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 170 — Beta Complex |
| 拓扑 Topology topology | 15 — Proaerolysin; Chain A, domain 3 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Proaerolysin, chain A, domain 3 |
| 结构域编号 domain_id | 1uyjC01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 360 — Dihydrodipicolinate Reductase; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 60 — |
| 结构域编号 domain_id | 1uyjC02 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 170 — Beta Complex |
| 拓扑 Topology topology | 15 — Proaerolysin; Chain A, domain 3 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Proaerolysin, chain A, domain 3 |