1ywk
Crystal structure of 4-deoxy-1-threo-5-hexosulose-uronate ketol-isomerase from Enterococcus faecalis
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 | 1ywk |
| 沉积日期 deposition_date | 2005-02-18 |
| 结构标题 title | Crystal structure of 4-deoxy-1-threo-5-hexosulose-uronate ketol-isomerase from Enterococcus faecalis |
| 关键词 keywords | ;Structural genomics, NYSGXRC target T1814, ketol-isomerase, PSI, Protein Structure Initiative, New York SGX Research Center for Structural Genomics, ISOMERASE ;; ISOMERASE |
| 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 | 44.77 Å |
| 回转半径 Rg (电子) rg_electron | 44.85 Å |
| 零角强度 I(0) i0 | 458959000.00 |
| 分子量 molecular_weight | 174300.0 kDa |
| 排除体积 excluded_volume | 216900 ų |
| 包络体积 envelope_volume | 286710 ų |
| 水化壳体积 shell_volume | 55518 ų |
| 包络直径 envelope_diameter | 169.3 Å |
| 壳层 Rg shell_rg | 46.76 Å |
| 包络 Rg envelope_rg | 44.41 Å |
| 形状 Rg shape_rg | 44.85 Å |
| 总 Rg total_rg | 44.92 Å |
| 总原子数 total_atoms | 12252 |
| 残基数 n_residues | 1523 |
| 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 | 154.3 Å |
| Rg (实空间) rg_real | 45.03 Å |
| Rg 误差 (实空间) rg_real_error | 1.79 Å |
| I(0) (实空间) i0_real | 4.5900e+08 |
| I(0) 误差 (实空间) i0_real_error | 8.6100e+06 |
| Rg (倒空间) rg_reciprocal | 44.77 Å |
| I(0) (倒空间) i0_reciprocal | 458800000.0000 |
| 解质量估计 total_estimate | 0.8453 |
| 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 | 57.3 Å |
| 偏度 Skewness skewness | 0.492 |
| 峰度 Kurtosis kurtosis | -0.019 |
| 角度范围 angular_range | — – 0.1750 Å−1 |
| 当前正则化参数 α current_alpha | 0.0000 |
| 最高正则化参数 α highest_alpha | 35490000.0000 |
| 实空间数据点数 n_real_points | 36 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria | AN1: 0.000; Oscil: 0.815; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.906; Smooth: 0.635 |
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) 18 domains
SCOP 2.08 (12 domains)
| 结构域编号 domain_id | d1ywka1 |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.82 — Double-stranded beta-helix |
| 超家族 Superfamily superfamily | b.82.1 — RmlC-like cupins |
| 家族 Family family | b.82.1.13 — KduI-like |
| 结构域编号 domain_id | d1ywka2 |
| 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 | d1ywkb2 |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.82 — Double-stranded beta-helix |
| 超家族 Superfamily superfamily | b.82.1 — RmlC-like cupins |
| 家族 Family family | b.82.1.13 — KduI-like |
| 结构域编号 domain_id | d1ywkb3 |
| 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 | d1ywkc2 |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.82 — Double-stranded beta-helix |
| 超家族 Superfamily superfamily | b.82.1 — RmlC-like cupins |
| 家族 Family family | b.82.1.13 — KduI-like |
| 结构域编号 domain_id | d1ywkc3 |
| 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 | d1ywkd2 |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.82 — Double-stranded beta-helix |
| 超家族 Superfamily superfamily | b.82.1 — RmlC-like cupins |
| 家族 Family family | b.82.1.13 — KduI-like |
| 结构域编号 domain_id | d1ywkd3 |
| 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 | d1ywke2 |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.82 — Double-stranded beta-helix |
| 超家族 Superfamily superfamily | b.82.1 — RmlC-like cupins |
| 家族 Family family | b.82.1.13 — KduI-like |
| 结构域编号 domain_id | d1ywke3 |
| 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 | d1ywkf2 |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.82 — Double-stranded beta-helix |
| 超家族 Superfamily superfamily | b.82.1 — RmlC-like cupins |
| 家族 Family family | b.82.1.13 — KduI-like |
| 结构域编号 domain_id | d1ywkf3 |
| 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 |
CATH v4.4 (6 domains)
| 结构域编号 domain_id | 1ywkA00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 60 — Sandwich |
| 拓扑 Topology topology | 120 — Jelly Rolls |
| 同源超家族 H-superfamily homologous superfamily | 10 — Jelly Rolls |
| 结构域编号 domain_id | 1ywkB00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 60 — Sandwich |
| 拓扑 Topology topology | 120 — Jelly Rolls |
| 同源超家族 H-superfamily homologous superfamily | 10 — Jelly Rolls |
| 结构域编号 domain_id | 1ywkC00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 60 — Sandwich |
| 拓扑 Topology topology | 120 — Jelly Rolls |
| 同源超家族 H-superfamily homologous superfamily | 10 — Jelly Rolls |
| 结构域编号 domain_id | 1ywkD00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 60 — Sandwich |
| 拓扑 Topology topology | 120 — Jelly Rolls |
| 同源超家族 H-superfamily homologous superfamily | 10 — Jelly Rolls |
| 结构域编号 domain_id | 1ywkE00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 60 — Sandwich |
| 拓扑 Topology topology | 120 — Jelly Rolls |
| 同源超家族 H-superfamily homologous superfamily | 10 — Jelly Rolls |
| 结构域编号 domain_id | 1ywkF00 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 60 — Sandwich |
| 拓扑 Topology topology | 120 — Jelly Rolls |
| 同源超家族 H-superfamily homologous superfamily | 10 — Jelly Rolls |