1q89
Crystal structure of the C-domain of the T.vaginalis Inr binding protein, IBP39 (cubic crystal form)
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 | 1q89 |
| 沉积日期 deposition_date | 2003-08-20 |
| 结构标题 title | Crystal structure of the C-domain of the T.vaginalis Inr binding protein, IBP39 (cubic crystal form) |
| 关键词 keywords | Inr, initator binding protein, core promoter, DNA BINDING PROTEIN; DNA BINDING PROTEIN |
| 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 | 18.70 Å |
| 回转半径 Rg (电子) rg_electron | 17.93 Å |
| 零角强度 I(0) i0 | 8797220.00 |
| 分子量 molecular_weight | 22261.0 kDa |
| 排除体积 excluded_volume | 28005 ų |
| 包络体积 envelope_volume | 33145 ų |
| 水化壳体积 shell_volume | 16156 ų |
| 包络直径 envelope_diameter | 76.7 Å |
| 壳层 Rg shell_rg | 23.27 Å |
| 包络 Rg envelope_rg | 19.05 Å |
| 形状 Rg shape_rg | 17.95 Å |
| 总 Rg total_rg | 18.77 Å |
| 总原子数 total_atoms | 1568 |
| 残基数 n_residues | 192 |
| 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 | 46.3 Å |
| Rg (实空间) rg_real | 17.44 Å |
| Rg 误差 (实空间) rg_real_error | 0.04 Å |
| I(0) (实空间) i0_real | 8.3030e+06 |
| I(0) 误差 (实空间) i0_real_error | 7.4830e+04 |
| Rg (倒空间) rg_reciprocal | 18.76 Å |
| I(0) (倒空间) i0_reciprocal | 8797000.0000 |
| 解质量估计 total_estimate | 0.6874 |
| 解质量评级 solution_quality | REASONABLE a REASONABLE solution |
| P(r) 峰数 n_peaks | 0 |
| 主峰位置 r_peak_primary | — Å |
| 偏度 Skewness skewness | 0.087 |
| 峰度 Kurtosis kurtosis | -0.492 |
| 角度范围 angular_range | — – 0.4250 Å−1 |
| 当前正则化参数 α current_alpha | 2.8610 |
| 最高正则化参数 α highest_alpha | 1071000.0000 |
| 实空间数据点数 n_real_points | 74 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria | AN1: 0.010; Oscil: 0.999; Stabil: 0.981; Sysdev: 0.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.000 |
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) 1 domains
SCOP 2.08 (1 domains)
| 结构域编号 domain_id | d1q89a_ |
| 类 Class class | e — Multi-domain proteins (alpha and beta) |
| 折叠类型 Fold fold | e.47 — 39 kda initiator binding protein, IBP39, C-terminal domains |
| 超家族 Superfamily superfamily | e.47.1 — 39 kda initiator binding protein, IBP39, C-terminal domains |
| 家族 Family family | e.47.1.1 — 39 kda initiator binding protein, IBP39, C-terminal domains |