1z92
structure of interleukin-2 with its alpha receptor
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 | 1z92 |
| 沉积日期 deposition_date | 2005-03-31 |
| 结构标题 title | structure of interleukin-2 with its alpha receptor |
| 关键词 keywords | Interleukin-2, interleukin-2 alpha receptor, IMMUNE SYSTEM; IMMUNE SYSTEM |
| 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 | 21.61 Å |
| 回转半径 Rg (电子) rg_electron | 20.98 Å |
| 零角强度 I(0) i0 | 14451500.00 |
| 分子量 molecular_weight | 28234.0 kDa |
| 排除体积 excluded_volume | 35262 ų |
| 包络体积 envelope_volume | 43200 ų |
| 水化壳体积 shell_volume | 18250 ų |
| 包络直径 envelope_diameter | 79.6 Å |
| 壳层 Rg shell_rg | 26.48 Å |
| 包络 Rg envelope_rg | 21.34 Å |
| 形状 Rg shape_rg | 20.95 Å |
| 总 Rg total_rg | 21.87 Å |
| 总原子数 total_atoms | 1971 |
| 残基数 n_residues | 244 |
| 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 | 78.7 Å |
| Rg (实空间) rg_real | 21.73 Å |
| Rg 误差 (实空间) rg_real_error | 0.71 Å |
| I(0) (实空间) i0_real | 1.4450e+07 |
| I(0) 误差 (实空间) i0_real_error | 1.9080e+05 |
| Rg (倒空间) rg_reciprocal | 21.71 Å |
| I(0) (倒空间) i0_reciprocal | 14450000.0000 |
| 解质量估计 total_estimate | 0.6659 |
| 解质量评级 solution_quality | REASONABLE a REASONABLE solution |
| P(r) 峰数 n_peaks | 2 |
| 主峰位置 r_peak_primary | 23.1 Å |
| 偏度 Skewness skewness | 0.525 |
| 峰度 Kurtosis kurtosis | -0.006 |
| 角度范围 angular_range | — – 0.3700 Å−1 |
| 当前正则化参数 α current_alpha | 0.0000 |
| 最高正则化参数 α highest_alpha | 2691000.0000 |
| 实空间数据点数 n_real_points | 69 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria | AN1: 0.000; Oscil: 0.684; Stabil: 1.000; Sysdev: 0.281; Positv: 1.000; Valcen: 0.796; Smooth: 0.960 |
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) 7 domains
SCOP 2.08 (4 domains)
| 结构域编号 domain_id | d1z92a_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.26 — 4-helical cytokines |
| 超家族 Superfamily superfamily | a.26.1 — 4-helical cytokines |
| 家族 Family family | a.26.1.2 — Short-chain cytokines |
| 结构域编号 domain_id | d1z92b1 |
| 类 Class class | g — Small proteins |
| 折叠类型 Fold fold | g.18 — Complement control module/SCR domain |
| 超家族 Superfamily superfamily | g.18.1 — Complement control module/SCR domain |
| 家族 Family family | g.18.1.1 — Complement control module/SCR domain |
| 结构域编号 domain_id | d1z92b2 |
| 类 Class class | g — Small proteins |
| 折叠类型 Fold fold | g.18 — Complement control module/SCR domain |
| 超家族 Superfamily superfamily | g.18.1 — Complement control module/SCR domain |
| 家族 Family family | g.18.1.1 — Complement control module/SCR domain |
| 结构域编号 domain_id | d1z92b3 |
| 类 Class class | l — Artifacts |
| 折叠类型 Fold fold | l.1 — Tags |
| 超家族 Superfamily superfamily | l.1.1 — Tags |
| 家族 Family family | l.1.1.1 — Tags |
CATH v4.4 (3 domains)
| 结构域编号 domain_id | 1z92A00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 1250 — Growth Hormone; Chain: A; |
| 同源超家族 H-superfamily homologous superfamily | 10 — |
| 结构域编号 domain_id | 1z92B01 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 10 — Ribbon |
| 拓扑 Topology topology | 70 — Complement Module; domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Complement Module, domain 1 |
| 结构域编号 domain_id | 1z92B02 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 20 — Single Sheet |
| 拓扑 Topology topology | 28 — Rubrerythrin, domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 230 — |