1ux2
X-ray structure of acetylcholine binding protein (AChBP)
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 | 1ux2 |
| 沉积日期 deposition_date | 2004-02-18 |
| 结构标题 title | X-ray structure of acetylcholine binding protein (AChBP) |
| 关键词 keywords | PENTAMER, IGG FOLD, ACETYLCHOLINE, NICOTINE, GLYCOPROTEIN; GLYCOPROTEIN |
| 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 | 41.05 Å |
| 回转半径 Rg (电子) rg_electron | 40.14 Å |
| 零角强度 I(0) i0 | 895133000.00 |
| 分子量 molecular_weight | 238460.0 kDa |
| 排除体积 excluded_volume | 295410 ų |
| 包络体积 envelope_volume | 393680 ų |
| 水化壳体积 shell_volume | 79348 ų |
| 包络直径 envelope_diameter | 134.5 Å |
| 壳层 Rg shell_rg | 47.59 Å |
| 包络 Rg envelope_rg | 39.12 Å |
| 形状 Rg shape_rg | 40.11 Å |
| 总 Rg total_rg | 40.62 Å |
| 总原子数 total_atoms | 16789 |
| 残基数 n_residues | 2064 |
| 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 | 131.0 Å |
| Rg (实空间) rg_real | 40.90 Å |
| Rg 误差 (实空间) rg_real_error | 1.00 Å |
| I(0) (实空间) i0_real | 8.9510e+08 |
| I(0) 误差 (实空间) i0_real_error | 1.4320e+07 |
| Rg (倒空间) rg_reciprocal | 41.05 Å |
| I(0) (倒空间) i0_reciprocal | 895300000.0000 |
| 解质量估计 total_estimate | 0.8735 |
| 解质量评级 solution_quality | GOOD a GOOD solution |
| P(r) 峰数 n_peaks | 1 |
| 主峰位置 r_peak_primary | 51.7 Å |
| 偏度 Skewness skewness | 0.240 |
| 峰度 Kurtosis kurtosis | -0.341 |
| 角度范围 angular_range | — – 0.1900 Å−1 |
| 当前正则化参数 α current_alpha | 0.0000 |
| 最高正则化参数 α highest_alpha | 167800000.0000 |
| 实空间数据点数 n_real_points | 39 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria | AN1: 0.000; Oscil: 0.829; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.973; Smooth: 0.891 |
4. 晶体学与实验 4. Crystallography & Experiment
5. 实体与聚合体信息 (6)
6. 折叠分类 (SCOP + CATH) 20 domains
SCOP 2.08 (10 domains)
| 结构域编号 domain_id | d1ux2a_ |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.96 — Nicotinic receptor ligand binding domain-like |
| 超家族 Superfamily superfamily | b.96.1 — Nicotinic receptor ligand binding domain-like |
| 家族 Family family | b.96.1.1 — Nicotinic receptor ligand binding domain-like |
| 结构域编号 domain_id | d1ux2b_ |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.96 — Nicotinic receptor ligand binding domain-like |
| 超家族 Superfamily superfamily | b.96.1 — Nicotinic receptor ligand binding domain-like |
| 家族 Family family | b.96.1.1 — Nicotinic receptor ligand binding domain-like |
| 结构域编号 domain_id | d1ux2c_ |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.96 — Nicotinic receptor ligand binding domain-like |
| 超家族 Superfamily superfamily | b.96.1 — Nicotinic receptor ligand binding domain-like |
| 家族 Family family | b.96.1.1 — Nicotinic receptor ligand binding domain-like |
| 结构域编号 domain_id | d1ux2d_ |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.96 — Nicotinic receptor ligand binding domain-like |
| 超家族 Superfamily superfamily | b.96.1 — Nicotinic receptor ligand binding domain-like |
| 家族 Family family | b.96.1.1 — Nicotinic receptor ligand binding domain-like |
| 结构域编号 domain_id | d1ux2e_ |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.96 — Nicotinic receptor ligand binding domain-like |
| 超家族 Superfamily superfamily | b.96.1 — Nicotinic receptor ligand binding domain-like |
| 家族 Family family | b.96.1.1 — Nicotinic receptor ligand binding domain-like |
| 结构域编号 domain_id | d1ux2f_ |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.96 — Nicotinic receptor ligand binding domain-like |
| 超家族 Superfamily superfamily | b.96.1 — Nicotinic receptor ligand binding domain-like |
| 家族 Family family | b.96.1.1 — Nicotinic receptor ligand binding domain-like |
| 结构域编号 domain_id | d1ux2g_ |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.96 — Nicotinic receptor ligand binding domain-like |
| 超家族 Superfamily superfamily | b.96.1 — Nicotinic receptor ligand binding domain-like |
| 家族 Family family | b.96.1.1 — Nicotinic receptor ligand binding domain-like |
| 结构域编号 domain_id | d1ux2h_ |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.96 — Nicotinic receptor ligand binding domain-like |
| 超家族 Superfamily superfamily | b.96.1 — Nicotinic receptor ligand binding domain-like |
| 家族 Family family | b.96.1.1 — Nicotinic receptor ligand binding domain-like |
| 结构域编号 domain_id | d1ux2i_ |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.96 — Nicotinic receptor ligand binding domain-like |
| 超家族 Superfamily superfamily | b.96.1 — Nicotinic receptor ligand binding domain-like |
| 家族 Family family | b.96.1.1 — Nicotinic receptor ligand binding domain-like |
| 结构域编号 domain_id | d1ux2j_ |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.96 — Nicotinic receptor ligand binding domain-like |
| 超家族 Superfamily superfamily | b.96.1 — Nicotinic receptor ligand binding domain-like |
| 家族 Family family | b.96.1.1 — Nicotinic receptor ligand binding domain-like |
CATH v4.4 (10 domains)
| 结构域编号 domain_id | 1ux2A00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 70 — Distorted Sandwich |
| 拓扑 Topology topology | 170 — Acetylcholine Binding Protein; Chain: A, |
| 同源超家族 H-superfamily homologous superfamily | 10 — Neurotransmitter-gated ion-channel ligand-binding domain |
| 结构域编号 domain_id | 1ux2B00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 70 — Distorted Sandwich |
| 拓扑 Topology topology | 170 — Acetylcholine Binding Protein; Chain: A, |
| 同源超家族 H-superfamily homologous superfamily | 10 — Neurotransmitter-gated ion-channel ligand-binding domain |
| 结构域编号 domain_id | 1ux2C00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 70 — Distorted Sandwich |
| 拓扑 Topology topology | 170 — Acetylcholine Binding Protein; Chain: A, |
| 同源超家族 H-superfamily homologous superfamily | 10 — Neurotransmitter-gated ion-channel ligand-binding domain |
| 结构域编号 domain_id | 1ux2D00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 70 — Distorted Sandwich |
| 拓扑 Topology topology | 170 — Acetylcholine Binding Protein; Chain: A, |
| 同源超家族 H-superfamily homologous superfamily | 10 — Neurotransmitter-gated ion-channel ligand-binding domain |
| 结构域编号 domain_id | 1ux2E00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 70 — Distorted Sandwich |
| 拓扑 Topology topology | 170 — Acetylcholine Binding Protein; Chain: A, |
| 同源超家族 H-superfamily homologous superfamily | 10 — Neurotransmitter-gated ion-channel ligand-binding domain |
| 结构域编号 domain_id | 1ux2F00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 70 — Distorted Sandwich |
| 拓扑 Topology topology | 170 — Acetylcholine Binding Protein; Chain: A, |
| 同源超家族 H-superfamily homologous superfamily | 10 — Neurotransmitter-gated ion-channel ligand-binding domain |
| 结构域编号 domain_id | 1ux2G00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 70 — Distorted Sandwich |
| 拓扑 Topology topology | 170 — Acetylcholine Binding Protein; Chain: A, |
| 同源超家族 H-superfamily homologous superfamily | 10 — Neurotransmitter-gated ion-channel ligand-binding domain |
| 结构域编号 domain_id | 1ux2H00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 70 — Distorted Sandwich |
| 拓扑 Topology topology | 170 — Acetylcholine Binding Protein; Chain: A, |
| 同源超家族 H-superfamily homologous superfamily | 10 — Neurotransmitter-gated ion-channel ligand-binding domain |
| 结构域编号 domain_id | 1ux2I00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 70 — Distorted Sandwich |
| 拓扑 Topology topology | 170 — Acetylcholine Binding Protein; Chain: A, |
| 同源超家族 H-superfamily homologous superfamily | 10 — Neurotransmitter-gated ion-channel ligand-binding domain |
| 结构域编号 domain_id | 1ux2J00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 70 — Distorted Sandwich |
| 拓扑 Topology topology | 170 — Acetylcholine Binding Protein; Chain: A, |
| 同源超家族 H-superfamily homologous superfamily | 10 — Neurotransmitter-gated ion-channel ligand-binding domain |