1nxg
The F383A variant of type II Citrate Synthase complexed with NADH
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 | 1nxg |
| 沉积日期 deposition_date | 2003-02-10 |
| 结构标题 title | The F383A variant of type II Citrate Synthase complexed with NADH |
| 关键词 keywords | NADH, citrate synthase, f383a, allosteric, 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 | 28.59 Å |
| 回转半径 Rg (电子) rg_electron | 27.87 Å |
| 零角强度 I(0) i0 | 156949000.00 |
| 分子量 molecular_weight | 97398.0 kDa |
| 排除体积 excluded_volume | 121020 ų |
| 包络体积 envelope_volume | 146050 ų |
| 水化壳体积 shell_volume | 41749 ų |
| 包络直径 envelope_diameter | 100.6 Å |
| 壳层 Rg shell_rg | 36.84 Å |
| 包络 Rg envelope_rg | 28.27 Å |
| 形状 Rg shape_rg | 27.89 Å |
| 总 Rg total_rg | 28.62 Å |
| 总原子数 total_atoms | 6827 |
| 残基数 n_residues | 852 |
| 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 | 92.2 Å |
| Rg (实空间) rg_real | 28.47 Å |
| Rg 误差 (实空间) rg_real_error | 0.64 Å |
| I(0) (实空间) i0_real | 1.5690e+08 |
| I(0) 误差 (实空间) i0_real_error | 2.0950e+06 |
| Rg (倒空间) rg_reciprocal | 28.52 Å |
| I(0) (倒空间) i0_reciprocal | 157000000.0000 |
| 解质量估计 total_estimate | 0.8922 |
| 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 | 35.2 Å |
| 偏度 Skewness skewness | 0.220 |
| 峰度 Kurtosis kurtosis | -0.411 |
| 角度范围 angular_range | — – 0.2750 Å−1 |
| 当前正则化参数 α current_alpha | 0.0000 |
| 最高正则化参数 α highest_alpha | 40590000.0000 |
| 实空间数据点数 n_real_points | 56 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria | AN1: 0.000; Oscil: 0.867; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.996 |
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) 8 domains
SCOP 2.08 (2 domains)
| 结构域编号 domain_id | d1nxga_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.103 — Citrate synthase |
| 超家族 Superfamily superfamily | a.103.1 — Citrate synthase |
| 家族 Family family | a.103.1.1 — Citrate synthase |
| 结构域编号 domain_id | d1nxgb_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.103 — Citrate synthase |
| 超家族 Superfamily superfamily | a.103.1 — Citrate synthase |
| 家族 Family family | a.103.1.1 — Citrate synthase |
CATH v4.4 (6 domains)
| 结构域编号 domain_id | 1nxgA01 |
| 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 | 60 — |
| 结构域编号 domain_id | 1nxgA02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 580 — Citrate Synthase; domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Citrate Synthase, domain 1 |
| 结构域编号 domain_id | 1nxgA03 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 230 — Cytochrome p450-Terp; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Cytochrome P450-Terp, domain 2 |
| 结构域编号 domain_id | 1nxgB01 |
| 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 | 60 — |
| 结构域编号 domain_id | 1nxgB02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 580 — Citrate Synthase; domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Citrate Synthase, domain 1 |
| 结构域编号 domain_id | 1nxgB03 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 230 — Cytochrome p450-Terp; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Cytochrome P450-Terp, domain 2 |