1sq3
Crystal structures of a novel open pore ferritin from the hyperthermophilic Archaeon Archaeoglobus fulgidus.
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 | 1sq3 |
| 沉积日期 deposition_date | 2004-03-17 |
| 结构标题 title | Crystal structures of a novel open pore ferritin from the hyperthermophilic Archaeon Archaeoglobus fulgidus. |
| 关键词 keywords | Ferroxidase, four helix bundle, iron storage, METAL BINDING PROTEIN; METAL 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 | 51.21 Å |
| 回转半径 Rg (电子) rg_electron | 50.88 Å |
| 零角强度 I(0) i0 | 839146000.00 |
| 分子量 molecular_weight | 235580.0 kDa |
| 排除体积 excluded_volume | 290120 ų |
| 包络体积 envelope_volume | 461300 ų |
| 水化壳体积 shell_volume | 75974 ų |
| 包络直径 envelope_diameter | 141.9 Å |
| 壳层 Rg shell_rg | 56.78 Å |
| 包络 Rg envelope_rg | 46.99 Å |
| 形状 Rg shape_rg | 50.90 Å |
| 总 Rg total_rg | 51.04 Å |
| 总原子数 total_atoms | 16146 |
| 残基数 n_residues | 1845 |
| 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 | 139.5 Å |
| Rg (实空间) rg_real | 51.07 Å |
| Rg 误差 (实空间) rg_real_error | 0.82 Å |
| I(0) (实空间) i0_real | 8.3910e+08 |
| I(0) 误差 (实空间) i0_real_error | 1.4950e+07 |
| Rg (倒空间) rg_reciprocal | 51.31 Å |
| I(0) (倒空间) i0_reciprocal | 839400000.0000 |
| 解质量估计 total_estimate | 0.8417 |
| 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 | 58.5 Å |
| 偏度 Skewness skewness | -0.019 |
| 峰度 Kurtosis kurtosis | -0.968 |
| 角度范围 angular_range | — – 0.1550 Å−1 |
| 当前正则化参数 α current_alpha | 0.0000 |
| 最高正则化参数 α highest_alpha | 20350000.0000 |
| 实空间数据点数 n_real_points | 32 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria | AN1: 0.000; Oscil: 0.989; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.971; Smooth: 0.000 |
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) 24 domains
SCOP 2.08 (12 domains)
| 结构域编号 domain_id | d1sq3a_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.25 — Ferritin-like |
| 超家族 Superfamily superfamily | a.25.1 — Ferritin-like |
| 家族 Family family | a.25.1.0 — automated matches |
| 结构域编号 domain_id | d1sq3b_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.25 — Ferritin-like |
| 超家族 Superfamily superfamily | a.25.1 — Ferritin-like |
| 家族 Family family | a.25.1.0 — automated matches |
| 结构域编号 domain_id | d1sq3c_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.25 — Ferritin-like |
| 超家族 Superfamily superfamily | a.25.1 — Ferritin-like |
| 家族 Family family | a.25.1.0 — automated matches |
| 结构域编号 domain_id | d1sq3d_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.25 — Ferritin-like |
| 超家族 Superfamily superfamily | a.25.1 — Ferritin-like |
| 家族 Family family | a.25.1.0 — automated matches |
| 结构域编号 domain_id | d1sq3e_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.25 — Ferritin-like |
| 超家族 Superfamily superfamily | a.25.1 — Ferritin-like |
| 家族 Family family | a.25.1.0 — automated matches |
| 结构域编号 domain_id | d1sq3f_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.25 — Ferritin-like |
| 超家族 Superfamily superfamily | a.25.1 — Ferritin-like |
| 家族 Family family | a.25.1.0 — automated matches |
| 结构域编号 domain_id | d1sq3g_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.25 — Ferritin-like |
| 超家族 Superfamily superfamily | a.25.1 — Ferritin-like |
| 家族 Family family | a.25.1.0 — automated matches |
| 结构域编号 domain_id | d1sq3h_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.25 — Ferritin-like |
| 超家族 Superfamily superfamily | a.25.1 — Ferritin-like |
| 家族 Family family | a.25.1.0 — automated matches |
| 结构域编号 domain_id | d1sq3i_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.25 — Ferritin-like |
| 超家族 Superfamily superfamily | a.25.1 — Ferritin-like |
| 家族 Family family | a.25.1.0 — automated matches |
| 结构域编号 domain_id | d1sq3j_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.25 — Ferritin-like |
| 超家族 Superfamily superfamily | a.25.1 — Ferritin-like |
| 家族 Family family | a.25.1.0 — automated matches |
| 结构域编号 domain_id | d1sq3k_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.25 — Ferritin-like |
| 超家族 Superfamily superfamily | a.25.1 — Ferritin-like |
| 家族 Family family | a.25.1.0 — automated matches |
| 结构域编号 domain_id | d1sq3l_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.25 — Ferritin-like |
| 超家族 Superfamily superfamily | a.25.1 — Ferritin-like |
| 家族 Family family | a.25.1.0 — automated matches |
CATH v4.4 (12 domains)
| 结构域编号 domain_id | 1sq3A00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 1260 — Ferritin |
| 同源超家族 H-superfamily homologous superfamily | 10 — Ferritin, core subunit, four-helix bundle |
| 结构域编号 domain_id | 1sq3B00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 1260 — Ferritin |
| 同源超家族 H-superfamily homologous superfamily | 10 — Ferritin, core subunit, four-helix bundle |
| 结构域编号 domain_id | 1sq3C00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 1260 — Ferritin |
| 同源超家族 H-superfamily homologous superfamily | 10 — Ferritin, core subunit, four-helix bundle |
| 结构域编号 domain_id | 1sq3D00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 1260 — Ferritin |
| 同源超家族 H-superfamily homologous superfamily | 10 — Ferritin, core subunit, four-helix bundle |
| 结构域编号 domain_id | 1sq3E00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 1260 — Ferritin |
| 同源超家族 H-superfamily homologous superfamily | 10 — Ferritin, core subunit, four-helix bundle |
| 结构域编号 domain_id | 1sq3F00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 1260 — Ferritin |
| 同源超家族 H-superfamily homologous superfamily | 10 — Ferritin, core subunit, four-helix bundle |
| 结构域编号 domain_id | 1sq3G00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 1260 — Ferritin |
| 同源超家族 H-superfamily homologous superfamily | 10 — Ferritin, core subunit, four-helix bundle |
| 结构域编号 domain_id | 1sq3H00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 1260 — Ferritin |
| 同源超家族 H-superfamily homologous superfamily | 10 — Ferritin, core subunit, four-helix bundle |
| 结构域编号 domain_id | 1sq3I00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 1260 — Ferritin |
| 同源超家族 H-superfamily homologous superfamily | 10 — Ferritin, core subunit, four-helix bundle |
| 结构域编号 domain_id | 1sq3J00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 1260 — Ferritin |
| 同源超家族 H-superfamily homologous superfamily | 10 — Ferritin, core subunit, four-helix bundle |
| 结构域编号 domain_id | 1sq3K00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 1260 — Ferritin |
| 同源超家族 H-superfamily homologous superfamily | 10 — Ferritin, core subunit, four-helix bundle |
| 结构域编号 domain_id | 1sq3L00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 1260 — Ferritin |
| 同源超家族 H-superfamily homologous superfamily | 10 — Ferritin, core subunit, four-helix bundle |