2a7k
carboxymethylproline synthase (CarB) from pectobacterium carotovora, apo enzyme
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 | 2a7k |
| 沉积日期 deposition_date | 2005-07-05 |
| 结构标题 title | carboxymethylproline synthase (CarB) from pectobacterium carotovora, apo enzyme |
| 关键词 keywords | carbapenem, carbapenam, crotonase, antibiotic, beta-lactam, 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 | 44.61 Å |
| 回转半径 Rg (电子) rg_electron | 44.12 Å |
| 零角强度 I(0) i0 | 772715000.00 |
| 分子量 molecular_weight | 226090.0 kDa |
| 排除体积 excluded_volume | 281360 ų |
| 包络体积 envelope_volume | 356550 ų |
| 水化壳体积 shell_volume | 68344 ų |
| 包络直径 envelope_diameter | 135.4 Å |
| 壳层 Rg shell_rg | 47.86 Å |
| 包络 Rg envelope_rg | 43.57 Å |
| 形状 Rg shape_rg | 44.13 Å |
| 总 Rg total_rg | 44.26 Å |
| 总原子数 total_atoms | 15898 |
| 残基数 n_residues | 2074 |
| 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 | 139.8 Å |
| Rg (实空间) rg_real | 44.47 Å |
| Rg 误差 (实空间) rg_real_error | 1.23 Å |
| I(0) (实空间) i0_real | 7.7270e+08 |
| I(0) 误差 (实空间) i0_real_error | 1.3820e+07 |
| Rg (倒空间) rg_reciprocal | 44.61 Å |
| I(0) (倒空间) i0_reciprocal | 772800000.0000 |
| 解质量估计 total_estimate | 0.9068 |
| 解质量评级 solution_quality | EXCELLENT a EXCELLENT solution |
| P(r) 峰数 n_peaks | 1 |
| 主峰位置 r_peak_primary | 51.9 Å |
| 偏度 Skewness skewness | 0.111 |
| 峰度 Kurtosis kurtosis | -0.787 |
| 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 | 82180000.0000 |
| 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: 0.955; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.920 |
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) 27 domains
SCOP 2.08 (9 domains)
| 结构域编号 domain_id | d2a7ka1 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.14 — ClpP/crotonase |
| 超家族 Superfamily superfamily | c.14.1 — ClpP/crotonase |
| 家族 Family family | c.14.1.3 — Crotonase-like |
| 结构域编号 domain_id | d2a7kb_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.14 — ClpP/crotonase |
| 超家族 Superfamily superfamily | c.14.1 — ClpP/crotonase |
| 家族 Family family | c.14.1.3 — Crotonase-like |
| 结构域编号 domain_id | d2a7kc_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.14 — ClpP/crotonase |
| 超家族 Superfamily superfamily | c.14.1 — ClpP/crotonase |
| 家族 Family family | c.14.1.3 — Crotonase-like |
| 结构域编号 domain_id | d2a7kd_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.14 — ClpP/crotonase |
| 超家族 Superfamily superfamily | c.14.1 — ClpP/crotonase |
| 家族 Family family | c.14.1.3 — Crotonase-like |
| 结构域编号 domain_id | d2a7ke_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.14 — ClpP/crotonase |
| 超家族 Superfamily superfamily | c.14.1 — ClpP/crotonase |
| 家族 Family family | c.14.1.3 — Crotonase-like |
| 结构域编号 domain_id | d2a7kf_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.14 — ClpP/crotonase |
| 超家族 Superfamily superfamily | c.14.1 — ClpP/crotonase |
| 家族 Family family | c.14.1.3 — Crotonase-like |
| 结构域编号 domain_id | d2a7kg_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.14 — ClpP/crotonase |
| 超家族 Superfamily superfamily | c.14.1 — ClpP/crotonase |
| 家族 Family family | c.14.1.3 — Crotonase-like |
| 结构域编号 domain_id | d2a7kh_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.14 — ClpP/crotonase |
| 超家族 Superfamily superfamily | c.14.1 — ClpP/crotonase |
| 家族 Family family | c.14.1.3 — Crotonase-like |
| 结构域编号 domain_id | d2a7ki_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.14 — ClpP/crotonase |
| 超家族 Superfamily superfamily | c.14.1 — ClpP/crotonase |
| 家族 Family family | c.14.1.3 — Crotonase-like |
CATH v4.4 (18 domains)
| 结构域编号 domain_id | 2a7kA01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 90 — Alpha-Beta Complex |
| 拓扑 Topology topology | 226 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 结构域编号 domain_id | 2a7kA02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces |
| 同源超家族 H-superfamily homologous superfamily | 1610 — |
| 结构域编号 domain_id | 2a7kB01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 90 — Alpha-Beta Complex |
| 拓扑 Topology topology | 226 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 结构域编号 domain_id | 2a7kB02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces |
| 同源超家族 H-superfamily homologous superfamily | 1610 — |
| 结构域编号 domain_id | 2a7kC01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 90 — Alpha-Beta Complex |
| 拓扑 Topology topology | 226 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 结构域编号 domain_id | 2a7kC02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces |
| 同源超家族 H-superfamily homologous superfamily | 1610 — |
| 结构域编号 domain_id | 2a7kD01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 90 — Alpha-Beta Complex |
| 拓扑 Topology topology | 226 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 结构域编号 domain_id | 2a7kD02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces |
| 同源超家族 H-superfamily homologous superfamily | 1610 — |
| 结构域编号 domain_id | 2a7kE01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 90 — Alpha-Beta Complex |
| 拓扑 Topology topology | 226 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 结构域编号 domain_id | 2a7kE02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces |
| 同源超家族 H-superfamily homologous superfamily | 1610 — |
| 结构域编号 domain_id | 2a7kF01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 90 — Alpha-Beta Complex |
| 拓扑 Topology topology | 226 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 结构域编号 domain_id | 2a7kF02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces |
| 同源超家族 H-superfamily homologous superfamily | 1610 — |
| 结构域编号 domain_id | 2a7kG01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 90 — Alpha-Beta Complex |
| 拓扑 Topology topology | 226 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 结构域编号 domain_id | 2a7kG02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces |
| 同源超家族 H-superfamily homologous superfamily | 1610 — |
| 结构域编号 domain_id | 2a7kH01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 90 — Alpha-Beta Complex |
| 拓扑 Topology topology | 226 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 结构域编号 domain_id | 2a7kH02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces |
| 同源超家族 H-superfamily homologous superfamily | 1610 — |
| 结构域编号 domain_id | 2a7kI01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 90 — Alpha-Beta Complex |
| 拓扑 Topology topology | 226 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — 2-enoyl-CoA Hydratase; Chain A, domain 1 |
| 结构域编号 domain_id | 2a7kI02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces |
| 同源超家族 H-superfamily homologous superfamily | 1610 — |