2fm7
;Evolution of Enzymatic Activity in the Tautomerase Superfamily: Mechanistic and Structural Consequences of the L8R Mutation in 4-Oxalocrotonate Tautomerase ;
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 | 2fm7 |
| 沉积日期 deposition_date | 2006-01-08 |
| 结构标题 title | ;Evolution of Enzymatic Activity in the Tautomerase Superfamily: Mechanistic and Structural Consequences of the L8R Mutation in 4-Oxalocrotonate Tautomerase ; |
| 关键词 keywords | 4-Oxalocrotonate; tautomerase; 4-OT; homo-hexamer; dehalogenase; mutant; L8R, TRANSFERASE; TRANSFERASE |
| 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 | 26.91 Å |
| 回转半径 Rg (电子) rg_electron | 26.14 Å |
| 零角强度 I(0) i0 | 27977200.00 |
| 分子量 molecular_weight | 39460.0 kDa |
| 排除体积 excluded_volume | 49210 ų |
| 包络体积 envelope_volume | 67776 ų |
| 水化壳体积 shell_volume | 22710 ų |
| 包络直径 envelope_diameter | 93.3 Å |
| 壳层 Rg shell_rg | 31.61 Å |
| 包络 Rg envelope_rg | 26.13 Å |
| 形状 Rg shape_rg | 26.15 Å |
| 总 Rg total_rg | 26.77 Å |
| 总原子数 total_atoms | 2770 |
| 残基数 n_residues | 368 |
| 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 | 87.2 Å |
| Rg (实空间) rg_real | 26.92 Å |
| Rg 误差 (实空间) rg_real_error | 0.79 Å |
| I(0) (实空间) i0_real | 2.7980e+07 |
| I(0) 误差 (实空间) i0_real_error | 4.4310e+05 |
| Rg (倒空间) rg_reciprocal | 26.92 Å |
| I(0) (倒空间) i0_reciprocal | 27980000.0000 |
| 解质量估计 total_estimate | 0.8159 |
| 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 | 35.5 Å |
| 偏度 Skewness skewness | 0.281 |
| 峰度 Kurtosis kurtosis | -0.428 |
| 角度范围 angular_range | — – 0.2950 Å−1 |
| 当前正则化参数 α current_alpha | 0.0000 |
| 最高正则化参数 α highest_alpha | 6722000.0000 |
| 实空间数据点数 n_real_points | 60 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria | AN1: 0.000; Oscil: 0.890; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.938; 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) 14 domains
SCOP 2.08 (8 domains)
| 结构域编号 domain_id | d2fm7a1 |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.80 — Tautomerase/MIF |
| 超家族 Superfamily superfamily | d.80.1 — Tautomerase/MIF |
| 家族 Family family | d.80.1.1 — 4-oxalocrotonate tautomerase-like |
| 结构域编号 domain_id | d2fm7a2 |
| 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 |
| 结构域编号 domain_id | d2fm7b1 |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.80 — Tautomerase/MIF |
| 超家族 Superfamily superfamily | d.80.1 — Tautomerase/MIF |
| 家族 Family family | d.80.1.1 — 4-oxalocrotonate tautomerase-like |
| 结构域编号 domain_id | d2fm7b2 |
| 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 |
| 结构域编号 domain_id | d2fm7c_ |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.80 — Tautomerase/MIF |
| 超家族 Superfamily superfamily | d.80.1 — Tautomerase/MIF |
| 家族 Family family | d.80.1.1 — 4-oxalocrotonate tautomerase-like |
| 结构域编号 domain_id | d2fm7d_ |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.80 — Tautomerase/MIF |
| 超家族 Superfamily superfamily | d.80.1 — Tautomerase/MIF |
| 家族 Family family | d.80.1.1 — 4-oxalocrotonate tautomerase-like |
| 结构域编号 domain_id | d2fm7e_ |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.80 — Tautomerase/MIF |
| 超家族 Superfamily superfamily | d.80.1 — Tautomerase/MIF |
| 家族 Family family | d.80.1.1 — 4-oxalocrotonate tautomerase-like |
| 结构域编号 domain_id | d2fm7f_ |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.80 — Tautomerase/MIF |
| 超家族 Superfamily superfamily | d.80.1 — Tautomerase/MIF |
| 家族 Family family | d.80.1.1 — 4-oxalocrotonate tautomerase-like |
CATH v4.4 (6 domains)
| 结构域编号 domain_id | 2fm7A00 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 429 — Macrophage Migration Inhibitory Factor |
| 同源超家族 H-superfamily homologous superfamily | 10 — Macrophage Migration Inhibitory Factor |
| 结构域编号 domain_id | 2fm7B00 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 429 — Macrophage Migration Inhibitory Factor |
| 同源超家族 H-superfamily homologous superfamily | 10 — Macrophage Migration Inhibitory Factor |
| 结构域编号 domain_id | 2fm7C00 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 429 — Macrophage Migration Inhibitory Factor |
| 同源超家族 H-superfamily homologous superfamily | 10 — Macrophage Migration Inhibitory Factor |
| 结构域编号 domain_id | 2fm7D00 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 429 — Macrophage Migration Inhibitory Factor |
| 同源超家族 H-superfamily homologous superfamily | 10 — Macrophage Migration Inhibitory Factor |
| 结构域编号 domain_id | 2fm7E00 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 429 — Macrophage Migration Inhibitory Factor |
| 同源超家族 H-superfamily homologous superfamily | 10 — Macrophage Migration Inhibitory Factor |
| 结构域编号 domain_id | 2fm7F00 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 429 — Macrophage Migration Inhibitory Factor |
| 同源超家族 H-superfamily homologous superfamily | 10 — Macrophage Migration Inhibitory Factor |