2jou
;NMR structure of Mini-B, an N-terminal- C-terminal construct from human Surfactant Protein-B (SP-B), in Hexafluoroisopropanol (HFIP) ;
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 | 2jou |
| 沉积日期 deposition_date | 2007-03-26 |
| 结构标题 title | ;NMR structure of Mini-B, an N-terminal- C-terminal construct from human Surfactant Protein-B (SP-B), in Hexafluoroisopropanol (HFIP) ; |
| 关键词 keywords | Mini-B, SP-B, Surfactant Protein B, lipid associated protein, SURFACE ACTIVE PROTEIN; SURFACE ACTIVE PROTEIN |
| 实验方法 method | SOLUTION NMR |
2. SAXS 参数 (CRYSOL 理论计算) 2. SAXS Parameters (CRYSOL)
| 回转半径 Rg (Guinier) rg_guinier | 23.63 Å |
| 回转半径 Rg (电子) rg_electron | 24.00 Å |
| 零角强度 I(0) i0 | 46519700.00 |
| 分子量 molecular_weight | 59011.0 kDa |
| 排除体积 excluded_volume | 75293 ų |
| 包络体积 envelope_volume | 12492 ų |
| 水化壳体积 shell_volume | 5686 ų |
| 包络直径 envelope_diameter | 83.6 Å |
| 壳层 Rg shell_rg | 24.96 Å |
| 包络 Rg envelope_rg | 25.04 Å |
| 形状 Rg shape_rg | 23.89 Å |
| 总 Rg total_rg | 24.44 Å |
| 总原子数 total_atoms | 8685 |
| 残基数 n_residues | 510 |
| 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 | 81.0 Å |
| Rg (实空间) rg_real | 24.45 Å |
| Rg 误差 (实空间) rg_real_error | 1.12 Å |
| I(0) (实空间) i0_real | 4.6520e+07 |
| I(0) 误差 (实空间) i0_real_error | 7.5920e+05 |
| Rg (倒空间) rg_reciprocal | 24.26 Å |
| I(0) (倒空间) i0_reciprocal | 46510000.0000 |
| 解质量估计 total_estimate | 0.5553 |
| 解质量评级 solution_quality | REASONABLE a REASONABLE solution |
| P(r) 峰数 n_peaks | 5 |
| 主峰位置 r_peak_primary | 5.1 Å |
| 偏度 Skewness skewness | 0.463 |
| 峰度 Kurtosis kurtosis | -0.928 |
| 角度范围 angular_range | — – 0.3350 Å−1 |
| 当前正则化参数 α current_alpha | 0.0000 |
| 最高正则化参数 α highest_alpha | 10730.0000 |
| 实空间数据点数 n_real_points | 65 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria | AN1: 0.000; Oscil: 0.000; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.001; Smooth: 0.217 |
4. 晶体学与实验 4. Crystallography & Experiment
5. 实体与聚合体信息 (1)
6. 折叠分类 (SCOP + CATH) 1 domains
SCOP 2.08 (1 domains)
| 结构域编号 domain_id | d2joua1 |
| 类 Class class | j — Peptides |
| 折叠类型 Fold fold | j.35 — Transmembrane helical fragments |
| 超家族 Superfamily superfamily | j.35.1 — Transmembrane helical fragments |
| 家族 Family family | j.35.1.1 — Transmembrane helical fragments |