1iz1
CRYSTAL STRUCTURE OF CBNR, A LYSR FAMILY TRANSCRIPTIONAL REGULATOR
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 | 1iz1 |
| 沉积日期 deposition_date | 2002-09-18 |
| 结构标题 title | CRYSTAL STRUCTURE OF CBNR, A LYSR FAMILY TRANSCRIPTIONAL REGULATOR |
| 关键词 keywords | LONG ALPHA HELIX CONNECTING DNA BINDING AND REGULATORY DOMAINS, DNA BINDING PROTEIN; DNA BINDING 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 | 35.50 Å |
| 回转半径 Rg (电子) rg_electron | 34.63 Å |
| 零角强度 I(0) i0 | 243341000.00 |
| 分子量 molecular_weight | 127410.0 kDa |
| 排除体积 excluded_volume | 160860 ų |
| 包络体积 envelope_volume | 214890 ų |
| 水化壳体积 shell_volume | 51967 ų |
| 包络直径 envelope_diameter | 141.0 Å |
| 壳层 Rg shell_rg | 41.15 Å |
| 包络 Rg envelope_rg | 34.07 Å |
| 形状 Rg shape_rg | 34.60 Å |
| 总 Rg total_rg | 35.22 Å |
| 总原子数 total_atoms | 8982 |
| 残基数 n_residues | 1170 |
| 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 | 128.7 Å |
| Rg (实空间) rg_real | 35.47 Å |
| Rg 误差 (实空间) rg_real_error | 1.08 Å |
| I(0) (实空间) i0_real | 2.4330e+08 |
| I(0) 误差 (实空间) i0_real_error | 3.8980e+06 |
| Rg (倒空间) rg_reciprocal | 35.49 Å |
| I(0) (倒空间) i0_reciprocal | 243300000.0000 |
| 解质量估计 total_estimate | 0.6525 |
| 解质量评级 solution_quality | REASONABLE a REASONABLE solution |
| P(r) 峰数 n_peaks | 2 |
| 主峰位置 r_peak_primary | 42.9 Å |
| 偏度 Skewness skewness | 0.386 |
| 峰度 Kurtosis kurtosis | -0.021 |
| 角度范围 angular_range | — – 0.2250 Å−1 |
| 当前正则化参数 α current_alpha | 0.0000 |
| 最高正则化参数 α highest_alpha | 39180000.0000 |
| 实空间数据点数 n_real_points | 46 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria | AN1: 0.000; Oscil: 0.646; Stabil: 1.000; Sysdev: 0.186; Positv: 1.000; Valcen: 0.995; Smooth: 0.986 |
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) 20 domains
SCOP 2.08 (8 domains)
| 结构域编号 domain_id | d1iz1a1 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.4 — DNA/RNA-binding 3-helical bundle |
| 超家族 Superfamily superfamily | a.4.5 — 'Winged helix' DNA-binding domain |
| 家族 Family family | a.4.5.37 — LysR-like transcriptional regulators |
| 结构域编号 domain_id | d1iz1a2 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.94 — Periplasmic binding protein-like II |
| 超家族 Superfamily superfamily | c.94.1 — Periplasmic binding protein-like II |
| 家族 Family family | c.94.1.1 — Phosphate binding protein-like |
| 结构域编号 domain_id | d1iz1b1 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.4 — DNA/RNA-binding 3-helical bundle |
| 超家族 Superfamily superfamily | a.4.5 — 'Winged helix' DNA-binding domain |
| 家族 Family family | a.4.5.37 — LysR-like transcriptional regulators |
| 结构域编号 domain_id | d1iz1b2 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.94 — Periplasmic binding protein-like II |
| 超家族 Superfamily superfamily | c.94.1 — Periplasmic binding protein-like II |
| 家族 Family family | c.94.1.1 — Phosphate binding protein-like |
| 结构域编号 domain_id | d1iz1p1 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.4 — DNA/RNA-binding 3-helical bundle |
| 超家族 Superfamily superfamily | a.4.5 — 'Winged helix' DNA-binding domain |
| 家族 Family family | a.4.5.37 — LysR-like transcriptional regulators |
| 结构域编号 domain_id | d1iz1p2 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.94 — Periplasmic binding protein-like II |
| 超家族 Superfamily superfamily | c.94.1 — Periplasmic binding protein-like II |
| 家族 Family family | c.94.1.1 — Phosphate binding protein-like |
| 结构域编号 domain_id | d1iz1q1 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.4 — DNA/RNA-binding 3-helical bundle |
| 超家族 Superfamily superfamily | a.4.5 — 'Winged helix' DNA-binding domain |
| 家族 Family family | a.4.5.37 — LysR-like transcriptional regulators |
| 结构域编号 domain_id | d1iz1q2 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.94 — Periplasmic binding protein-like II |
| 超家族 Superfamily superfamily | c.94.1 — Periplasmic binding protein-like II |
| 家族 Family family | c.94.1.1 — Phosphate binding protein-like |
CATH v4.4 (12 domains)
| 结构域编号 domain_id | 1iz1A01 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 10 — Arc Repressor Mutant, subunit A |
| 同源超家族 H-superfamily homologous superfamily | 10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain |
| 结构域编号 domain_id | 1iz1A02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 190 — D-Maltodextrin-Binding Protein; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Periplasmic binding protein-like II |
| 结构域编号 domain_id | 1iz1A03 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 190 — D-Maltodextrin-Binding Protein; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Periplasmic binding protein-like II |
| 结构域编号 domain_id | 1iz1B01 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 10 — Arc Repressor Mutant, subunit A |
| 同源超家族 H-superfamily homologous superfamily | 10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain |
| 结构域编号 domain_id | 1iz1B02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 190 — D-Maltodextrin-Binding Protein; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Periplasmic binding protein-like II |
| 结构域编号 domain_id | 1iz1B03 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 190 — D-Maltodextrin-Binding Protein; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Periplasmic binding protein-like II |
| 结构域编号 domain_id | 1iz1P01 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 10 — Arc Repressor Mutant, subunit A |
| 同源超家族 H-superfamily homologous superfamily | 10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain |
| 结构域编号 domain_id | 1iz1P02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 190 — D-Maltodextrin-Binding Protein; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Periplasmic binding protein-like II |
| 结构域编号 domain_id | 1iz1P03 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 190 — D-Maltodextrin-Binding Protein; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Periplasmic binding protein-like II |
| 结构域编号 domain_id | 1iz1Q01 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 10 — Arc Repressor Mutant, subunit A |
| 同源超家族 H-superfamily homologous superfamily | 10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain |
| 结构域编号 domain_id | 1iz1Q02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 190 — D-Maltodextrin-Binding Protein; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Periplasmic binding protein-like II |
| 结构域编号 domain_id | 1iz1Q03 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 190 — D-Maltodextrin-Binding Protein; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Periplasmic binding protein-like II |