1uc8
Crystal structure of a lysine biosynthesis enzyme, Lysx, from thermus thermophilus HB8
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 | 1uc8 |
| 沉积日期 deposition_date | 2003-04-09 |
| 结构标题 title | Crystal structure of a lysine biosynthesis enzyme, Lysx, from thermus thermophilus HB8 |
| 关键词 keywords | ;LYSINE BIOSYNTHESIS, ALPHA-AMINOADIPATE PATHWAY, RIKEN Structural Genomics/Proteomics Initiative, RSGI, Structural Genomics, biosynthetic protein ;; BIOSYNTHETIC 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 | 25.18 Å |
| 回转半径 Rg (电子) rg_electron | 24.15 Å |
| 零角强度 I(0) i0 | 46978000.00 |
| 分子量 molecular_weight | 54488.0 kDa |
| 排除体积 excluded_volume | 68915 ų |
| 包络体积 envelope_volume | 81259 ų |
| 水化壳体积 shell_volume | 27670 ų |
| 包络直径 envelope_diameter | 79.2 Å |
| 壳层 Rg shell_rg | 31.66 Å |
| 包络 Rg envelope_rg | 24.17 Å |
| 形状 Rg shape_rg | 24.16 Å |
| 总 Rg total_rg | 25.00 Å |
| 总原子数 total_atoms | 3838 |
| 残基数 n_residues | 505 |
| 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 | 77.3 Å |
| Rg (实空间) rg_real | 25.09 Å |
| Rg 误差 (实空间) rg_real_error | 0.36 Å |
| I(0) (实空间) i0_real | 4.6980e+07 |
| I(0) 误差 (实空间) i0_real_error | 5.5850e+05 |
| Rg (倒空间) rg_reciprocal | 25.12 Å |
| I(0) (倒空间) i0_reciprocal | 46980000.0000 |
| 解质量估计 total_estimate | 0.9101 |
| 解质量评级 solution_quality | EXCELLENT a EXCELLENT solution |
| P(r) 峰数 n_peaks | 2 |
| 主峰位置 r_peak_primary | 30.7 Å |
| 偏度 Skewness skewness | 0.189 |
| 峰度 Kurtosis kurtosis | -0.545 |
| 角度范围 angular_range | — – 0.3150 Å−1 |
| 当前正则化参数 α current_alpha | 0.0000 |
| 最高正则化参数 α highest_alpha | 18380000.0000 |
| 实空间数据点数 n_real_points | 64 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria | AN1: 0.000; Oscil: 0.959; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.951 |
4. 晶体学与实验 4. Crystallography & Experiment
5. 实体与聚合体信息 (2)
6. 折叠分类 (SCOP + CATH) 10 domains
SCOP 2.08 (4 domains)
| 结构域编号 domain_id | d1uc8a1 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.30 — PreATP-grasp domain |
| 超家族 Superfamily superfamily | c.30.1 — PreATP-grasp domain |
| 家族 Family family | c.30.1.6 — Lysine biosynthesis enzyme LysX, N-terminal domain |
| 结构域编号 domain_id | d1uc8a2 |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.142 — ATP-grasp |
| 超家族 Superfamily superfamily | d.142.1 — Glutathione synthetase ATP-binding domain-like |
| 家族 Family family | d.142.1.7 — Lysine biosynthesis enzyme LysX ATP-binding domain |
| 结构域编号 domain_id | d1uc8b1 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.30 — PreATP-grasp domain |
| 超家族 Superfamily superfamily | c.30.1 — PreATP-grasp domain |
| 家族 Family family | c.30.1.6 — Lysine biosynthesis enzyme LysX, N-terminal domain |
| 结构域编号 domain_id | d1uc8b2 |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.142 — ATP-grasp |
| 超家族 Superfamily superfamily | d.142.1 — Glutathione synthetase ATP-binding domain-like |
| 家族 Family family | d.142.1.7 — Lysine biosynthesis enzyme LysX ATP-binding domain |
CATH v4.4 (6 domains)
| 结构域编号 domain_id | 1uc8A01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 50 — Rossmann fold |
| 同源超家族 H-superfamily homologous superfamily | 20 — |
| 结构域编号 domain_id | 1uc8A02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 1490 — Dna Ligase; domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 20 — ATP-grasp fold, A domain |
| 结构域编号 domain_id | 1uc8A03 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 470 — D-amino Acid Aminotransferase; Chain A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 20 — ATP-grasp fold, B domain |
| 结构域编号 domain_id | 1uc8B01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 50 — Rossmann fold |
| 同源超家族 H-superfamily homologous superfamily | 20 — |
| 结构域编号 domain_id | 1uc8B02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 1490 — Dna Ligase; domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 20 — ATP-grasp fold, A domain |
| 结构域编号 domain_id | 1uc8B03 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 470 — D-amino Acid Aminotransferase; Chain A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 20 — ATP-grasp fold, B domain |