1zs4

Structure of bacteriophage lambda cII protein in complex with DNA

Method: X-RAY DIFFRACTION Dmax: 91.0 Å Quality: EXCELLENT

SAXS 散射曲线 SAXS Profile

SAXS profile for 1zs4

P(r) 距离分布 P(r) Distribution

P(r) distribution for 1zs4
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1. 结构基本信息 1. Structure Basics

条目编号 entry_id1zs4
沉积日期 deposition_date2005-05-23
结构标题 titleStructure of bacteriophage lambda cII protein in complex with DNA
关键词 keywordsHELIX-TURN-HELIX, TRANSCRIPTION ACTIVATOR, transcription-DNA COMPLEX; transcription/DNA
实验方法 methodX-RAY DIFFRACTION

2. SAXS 参数 (CRYSOL 理论计算) 2. SAXS Parameters (CRYSOL)

回转半径 Rg (Guinier) rg_guinier28.20
回转半径 Rg (电子) rg_electron26.85
零角强度 I(0) i063376200.00
分子量 molecular_weight52005.0 kDa
排除体积 excluded_volume60803 ų
包络体积 envelope_volume81667 ų
水化壳体积 shell_volume26115 ų
包络直径 envelope_diameter92.8
壳层 Rg shell_rg32.99
包络 Rg envelope_rg27.19
形状 Rg shape_rg26.77
总 Rg total_rg27.60
总原子数 total_atoms3582
残基数 n_residues370
球谐函数阶数 n_harmonics20
q 范围 q_range— – 0.5000 −1
数据点数 n_points101
壳层类型 shell_typedirectional
溶剂电子密度 solvent_density0.3340 e/ų
壳层衬度 contrast_shell0.0300 e/ų
CRYSOL 版本 crysol_version4.1.3

3. P(r) 距离分布 (GNOM 反演) 3. P(r) Analysis (GNOM)

最大尺寸 Dmax dmax91.0
Rg (实空间) rg_real28.23
Rg 误差 (实空间) rg_real_error0.57
I(0) (实空间) i0_real6.3380e+07
I(0) 误差 (实空间) i0_real_error8.9800e+05
Rg (倒空间) rg_reciprocal28.22
I(0) (倒空间) i0_reciprocal63380000.0000
解质量估计 total_estimate0.9035
解质量评级 solution_quality EXCELLENT a EXCELLENT solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary32.5
偏度 Skewness skewness0.282
峰度 Kurtosis kurtosis-0.518
角度范围 angular_range— – 0.2800 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha3658000.0000
实空间数据点数 n_real_points57
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.951; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.960; Smooth: 0.930

4. 晶体学与实验 4. Crystallography & Experiment

5. 实体与聚合体信息 (4)

6. 折叠分类 (SCOP + CATH) 10 domains

SCOP 2.08 (6 domains)

结构域编号 domain_idd1zs4a1
类 Class classa — All alpha proteins
折叠类型 Fold folda.35 — lambda repressor-like DNA-binding domains
超家族 Superfamily superfamilya.35.1 — lambda repressor-like DNA-binding domains
家族 Family familya.35.1.9 — Bacteriophage CII protein
结构域编号 domain_idd1zs4a2
类 Class classl — Artifacts
折叠类型 Fold foldl.1 — Tags
超家族 Superfamily superfamilyl.1.1 — Tags
家族 Family familyl.1.1.1 — Tags
结构域编号 domain_idd1zs4b2
类 Class classa — All alpha proteins
折叠类型 Fold folda.35 — lambda repressor-like DNA-binding domains
超家族 Superfamily superfamilya.35.1 — lambda repressor-like DNA-binding domains
家族 Family familya.35.1.9 — Bacteriophage CII protein
结构域编号 domain_idd1zs4b3
类 Class classl — Artifacts
折叠类型 Fold foldl.1 — Tags
超家族 Superfamily superfamilyl.1.1 — Tags
家族 Family familyl.1.1.1 — Tags
结构域编号 domain_idd1zs4c_
类 Class classa — All alpha proteins
折叠类型 Fold folda.35 — lambda repressor-like DNA-binding domains
超家族 Superfamily superfamilya.35.1 — lambda repressor-like DNA-binding domains
家族 Family familya.35.1.9 — Bacteriophage CII protein
结构域编号 domain_idd1zs4d_
类 Class classa — All alpha proteins
折叠类型 Fold folda.35 — lambda repressor-like DNA-binding domains
超家族 Superfamily superfamilya.35.1 — lambda repressor-like DNA-binding domains
家族 Family familya.35.1.9 — Bacteriophage CII protein

CATH v4.4 (4 domains)

结构域编号 domain_id1zs4A00
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology260 — 434 Repressor (Amino-terminal Domain)
同源超家族 H-superfamily homologous superfamily40 — lambda repressor-like DNA-binding domains
结构域编号 domain_id1zs4B00
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology260 — 434 Repressor (Amino-terminal Domain)
同源超家族 H-superfamily homologous superfamily40 — lambda repressor-like DNA-binding domains
结构域编号 domain_id1zs4C00
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology260 — 434 Repressor (Amino-terminal Domain)
同源超家族 H-superfamily homologous superfamily40 — lambda repressor-like DNA-binding domains
结构域编号 domain_id1zs4D00
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology260 — 434 Repressor (Amino-terminal Domain)
同源超家族 H-superfamily homologous superfamily40 — lambda repressor-like DNA-binding domains

7. 引用文献 (1)

8. 文件与曲线 (10)