1mpo
MALTOPORIN MALTOHEXAOSE COMPLEX
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 | 1mpo |
| 沉积日期 deposition_date | 1996-01-11 |
| 结构标题 title | MALTOPORIN MALTOHEXAOSE COMPLEX |
| 关键词 keywords | MEMBRANE PROTEIN, SPECIFIC PORIN, BETA BARREL MEMBRANE PROTEIN, SUGAR TRANSPORT, BETA BARREL; MEMBRANE 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 | 33.50 Å |
| 回转半径 Rg (电子) rg_electron | 32.75 Å |
| 零角强度 I(0) i0 | 351347000.00 |
| 分子量 molecular_weight | 144670.0 kDa |
| 排除体积 excluded_volume | 177850 ų |
| 包络体积 envelope_volume | 228640 ų |
| 水化壳体积 shell_volume | 55418 ų |
| 包络直径 envelope_diameter | 96.1 Å |
| 壳层 Rg shell_rg | 42.07 Å |
| 包络 Rg envelope_rg | 32.03 Å |
| 形状 Rg shape_rg | 32.74 Å |
| 总 Rg total_rg | 33.43 Å |
| 总原子数 total_atoms | 10221 |
| 残基数 n_residues | 1263 |
| 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 | 93.5 Å |
| Rg (实空间) rg_real | 33.18 Å |
| Rg 误差 (实空间) rg_real_error | 0.14 Å |
| I(0) (实空间) i0_real | 3.3830e+08 |
| I(0) 误差 (实空间) i0_real_error | 3.7890e+06 |
| Rg (倒空间) rg_reciprocal | 33.41 Å |
| I(0) (倒空间) i0_reciprocal | 351400000.0000 |
| 解质量估计 total_estimate | 0.7267 |
| 解质量评级 solution_quality | REASONABLE a REASONABLE solution |
| P(r) 峰数 n_peaks | 1 |
| 主峰位置 r_peak_primary | 43.8 Å |
| 偏度 Skewness skewness | -0.037 |
| 峰度 Kurtosis kurtosis | -0.677 |
| 角度范围 angular_range | — – 0.2350 Å−1 |
| 当前正则化参数 α current_alpha | 4.7710 |
| 最高正则化参数 α highest_alpha | 27150000.0000 |
| 实空间数据点数 n_real_points | 48 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria | AN1: 0.000; Oscil: 0.988; Stabil: 0.910; Sysdev: 0.000; Positv: 1.000; Valcen: 0.974; Smooth: 0.792 |
4. 晶体学与实验 4. Crystallography & Experiment
5. 实体与聚合体信息 (4)
6. 折叠分类 (SCOP + CATH) 6 domains
SCOP 2.08 (3 domains)
| 结构域编号 domain_id | d1mpoa_ |
| 类 Class class | f — Membrane and cell surface proteins and peptides |
| 折叠类型 Fold fold | f.4 — Transmembrane beta-barrels |
| 超家族 Superfamily superfamily | f.4.3 — Porins |
| 家族 Family family | f.4.3.2 — Maltoporin-like |
| 结构域编号 domain_id | d1mpob_ |
| 类 Class class | f — Membrane and cell surface proteins and peptides |
| 折叠类型 Fold fold | f.4 — Transmembrane beta-barrels |
| 超家族 Superfamily superfamily | f.4.3 — Porins |
| 家族 Family family | f.4.3.2 — Maltoporin-like |
| 结构域编号 domain_id | d1mpoc_ |
| 类 Class class | f — Membrane and cell surface proteins and peptides |
| 折叠类型 Fold fold | f.4 — Transmembrane beta-barrels |
| 超家族 Superfamily superfamily | f.4.3 — Porins |
| 家族 Family family | f.4.3.2 — Maltoporin-like |
CATH v4.4 (3 domains)
| 结构域编号 domain_id | 1mpoA00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 40 — Beta Barrel |
| 拓扑 Topology topology | 170 — Maltoporin; Chain A |
| 同源超家族 H-superfamily homologous superfamily | 10 — Porin, LamB type |
| 结构域编号 domain_id | 1mpoB00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 40 — Beta Barrel |
| 拓扑 Topology topology | 170 — Maltoporin; Chain A |
| 同源超家族 H-superfamily homologous superfamily | 10 — Porin, LamB type |
| 结构域编号 domain_id | 1mpoC00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 40 — Beta Barrel |
| 拓扑 Topology topology | 170 — Maltoporin; Chain A |
| 同源超家族 H-superfamily homologous superfamily | 10 — Porin, LamB type |