1xv2
Crystal Structure of a Protein of Unknown Function Similar to Alpha-acetolactate Decarboxylase from Staphylococcus aureus
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 | 1xv2 |
| 沉积日期 deposition_date | 2004-10-26 |
| 结构标题 title | Crystal Structure of a Protein of Unknown Function Similar to Alpha-acetolactate Decarboxylase from Staphylococcus aureus |
| 关键词 keywords | ;alpha-acetolactate, Staphylococcus aureus, structural genomics, MCSG, Midwest Center for Structural Genomics, PSI, Protein Structure Initiative, UNKNOWN FUNCTION ;; STRUCTURAL GENOMICS, UNKNOWN FUNCTION |
| 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 | 38.74 Å |
| 回转半径 Rg (电子) rg_electron | 39.15 Å |
| 零角强度 I(0) i0 | 176620000.00 |
| 分子量 molecular_weight | 105960.0 kDa |
| 排除体积 excluded_volume | 131290 ų |
| 包络体积 envelope_volume | 165820 ų |
| 水化壳体积 shell_volume | 38267 ų |
| 包络直径 envelope_diameter | 141.3 Å |
| 壳层 Rg shell_rg | 40.51 Å |
| 包络 Rg envelope_rg | 38.87 Å |
| 形状 Rg shape_rg | 39.14 Å |
| 总 Rg total_rg | 39.25 Å |
| 总原子数 total_atoms | 7411 |
| 残基数 n_residues | 909 |
| 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 | 136.7 Å |
| Rg (实空间) rg_real | 39.36 Å |
| Rg 误差 (实空间) rg_real_error | 1.45 Å |
| I(0) (实空间) i0_real | 1.7660e+08 |
| I(0) 误差 (实空间) i0_real_error | 2.9260e+06 |
| Rg (倒空间) rg_reciprocal | 38.98 Å |
| I(0) (倒空间) i0_reciprocal | 176600000.0000 |
| 解质量估计 total_estimate | 0.7675 |
| 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 | 30.0 Å |
| 偏度 Skewness skewness | 0.591 |
| 峰度 Kurtosis kurtosis | -0.334 |
| 角度范围 angular_range | — – 0.2050 Å−1 |
| 当前正则化参数 α current_alpha | 0.0000 |
| 最高正则化参数 α highest_alpha | 28810000.0000 |
| 实空间数据点数 n_real_points | 42 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria | AN1: 0.000; Oscil: 0.631; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.559; Smooth: 0.521 |
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) 12 domains
SCOP 2.08 (4 domains)
| 结构域编号 domain_id | d1xv2a_ |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.290 — AF0104/ALDC/Ptd012-like |
| 超家族 Superfamily superfamily | d.290.1 — AF0104/ALDC/Ptd012-like |
| 家族 Family family | d.290.1.1 — Alpha-acetolactate decarboxylase-like |
| 结构域编号 domain_id | d1xv2b_ |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.290 — AF0104/ALDC/Ptd012-like |
| 超家族 Superfamily superfamily | d.290.1 — AF0104/ALDC/Ptd012-like |
| 家族 Family family | d.290.1.1 — Alpha-acetolactate decarboxylase-like |
| 结构域编号 domain_id | d1xv2c_ |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.290 — AF0104/ALDC/Ptd012-like |
| 超家族 Superfamily superfamily | d.290.1 — AF0104/ALDC/Ptd012-like |
| 家族 Family family | d.290.1.1 — Alpha-acetolactate decarboxylase-like |
| 结构域编号 domain_id | d1xv2d_ |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.290 — AF0104/ALDC/Ptd012-like |
| 超家族 Superfamily superfamily | d.290.1 — AF0104/ALDC/Ptd012-like |
| 家族 Family family | d.290.1.1 — Alpha-acetolactate decarboxylase-like |
CATH v4.4 (8 domains)
| 结构域编号 domain_id | 1xv2A01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 1330 — 60s Ribosomal Protein L30; Chain: A; |
| 同源超家族 H-superfamily homologous superfamily | 80 — Hypothetical protein, similar to alpha- acetolactate decarboxylase; domain 2 |
| 结构域编号 domain_id | 1xv2A02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 1330 — 60s Ribosomal Protein L30; Chain: A; |
| 同源超家族 H-superfamily homologous superfamily | 80 — Hypothetical protein, similar to alpha- acetolactate decarboxylase; domain 2 |
| 结构域编号 domain_id | 1xv2B01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 1330 — 60s Ribosomal Protein L30; Chain: A; |
| 同源超家族 H-superfamily homologous superfamily | 80 — Hypothetical protein, similar to alpha- acetolactate decarboxylase; domain 2 |
| 结构域编号 domain_id | 1xv2B02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 1330 — 60s Ribosomal Protein L30; Chain: A; |
| 同源超家族 H-superfamily homologous superfamily | 80 — Hypothetical protein, similar to alpha- acetolactate decarboxylase; domain 2 |
| 结构域编号 domain_id | 1xv2C01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 1330 — 60s Ribosomal Protein L30; Chain: A; |
| 同源超家族 H-superfamily homologous superfamily | 80 — Hypothetical protein, similar to alpha- acetolactate decarboxylase; domain 2 |
| 结构域编号 domain_id | 1xv2C02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 1330 — 60s Ribosomal Protein L30; Chain: A; |
| 同源超家族 H-superfamily homologous superfamily | 80 — Hypothetical protein, similar to alpha- acetolactate decarboxylase; domain 2 |
| 结构域编号 domain_id | 1xv2D01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 1330 — 60s Ribosomal Protein L30; Chain: A; |
| 同源超家族 H-superfamily homologous superfamily | 80 — Hypothetical protein, similar to alpha- acetolactate decarboxylase; domain 2 |
| 结构域编号 domain_id | 1xv2D02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 1330 — 60s Ribosomal Protein L30; Chain: A; |
| 同源超家族 H-superfamily homologous superfamily | 80 — Hypothetical protein, similar to alpha- acetolactate decarboxylase; domain 2 |