2d42
Crystal structure analysis of a non-toxic crystal protein from Bacillus thuringiensis
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 | 2d42 |
| 沉积日期 deposition_date | 2005-10-05 |
| 结构标题 title | Crystal structure analysis of a non-toxic crystal protein from Bacillus thuringiensis |
| 关键词 keywords | parasporin, bacterial toxin, beta-pore-forming toxin, parasporal inclusion, hinge-bending motion, 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 | 35.47 Å |
| 回转半径 Rg (电子) rg_electron | 35.09 Å |
| 零角强度 I(0) i0 | 48990400.00 |
| 分子量 molecular_weight | 55071.0 kDa |
| 排除体积 excluded_volume | 68581 ų |
| 包络体积 envelope_volume | 95917 ų |
| 水化壳体积 shell_volume | 24116 ų |
| 包络直径 envelope_diameter | 122.1 Å |
| 壳层 Rg shell_rg | 39.11 Å |
| 包络 Rg envelope_rg | 34.52 Å |
| 形状 Rg shape_rg | 35.12 Å |
| 总 Rg total_rg | 35.32 Å |
| 总原子数 total_atoms | 3890 |
| 残基数 n_residues | 498 |
| 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 | 118.9 Å |
| Rg (实空间) rg_real | 35.56 Å |
| Rg 误差 (实空间) rg_real_error | 1.42 Å |
| I(0) (实空间) i0_real | 4.8990e+07 |
| I(0) 误差 (实空间) i0_real_error | 8.2040e+05 |
| Rg (倒空间) rg_reciprocal | 35.50 Å |
| I(0) (倒空间) i0_reciprocal | 48990000.0000 |
| 解质量估计 total_estimate | 0.8343 |
| 解质量评级 solution_quality | GOOD a GOOD solution |
| P(r) 峰数 n_peaks | 2 |
| 主峰位置 r_peak_primary | 52.8 Å |
| 偏度 Skewness skewness | 0.218 |
| 峰度 Kurtosis kurtosis | -0.523 |
| 角度范围 angular_range | — – 0.2250 Å−1 |
| 当前正则化参数 α current_alpha | 0.0000 |
| 最高正则化参数 α highest_alpha | 2286000.0000 |
| 实空间数据点数 n_real_points | 46 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria | AN1: 0.000; Oscil: 0.743; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.842; Smooth: 0.770 |
4. 晶体学与实验 4. Crystallography & Experiment
5. 实体与聚合体信息 (2)
6. 折叠分类 (SCOP + CATH) 4 domains
CATH v4.4 (4 domains)
| 结构域编号 domain_id | 2d42A01 |
| 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 | 2d42A02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 10 — Roll |
| 拓扑 Topology topology | 450 — Nuclear Transport Factor 2; Chain: A, |
| 同源超家族 H-superfamily homologous superfamily | 380 — |
| 结构域编号 domain_id | 2d42B01 |
| 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 | 2d42B02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 10 — Roll |
| 拓扑 Topology topology | 450 — Nuclear Transport Factor 2; Chain: A, |
| 同源超家族 H-superfamily homologous superfamily | 380 — |