1iz1

CRYSTAL STRUCTURE OF CBNR, A LYSR FAMILY TRANSCRIPTIONAL REGULATOR

Method: X-RAY DIFFRACTION Dmax: 128.7 Å Quality: REASONABLE

SAXS 散射曲线 SAXS Profile

SAXS profile for 1iz1

P(r) 距离分布 P(r) Distribution

P(r) distribution for 1iz1
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1. 结构基本信息 1. Structure Basics

条目编号 entry_id1iz1
沉积日期 deposition_date2002-09-18
结构标题 titleCRYSTAL STRUCTURE OF CBNR, A LYSR FAMILY TRANSCRIPTIONAL REGULATOR
关键词 keywordsLONG ALPHA HELIX CONNECTING DNA BINDING AND REGULATORY DOMAINS, DNA BINDING PROTEIN; DNA BINDING PROTEIN
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_guinier35.50
回转半径 Rg (电子) rg_electron34.63
零角强度 I(0) i0243341000.00
分子量 molecular_weight127410.0 kDa
排除体积 excluded_volume160860 ų
包络体积 envelope_volume214890 ų
水化壳体积 shell_volume51967 ų
包络直径 envelope_diameter141.0
壳层 Rg shell_rg41.15
包络 Rg envelope_rg34.07
形状 Rg shape_rg34.60
总 Rg total_rg35.22
总原子数 total_atoms8982
残基数 n_residues1170
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 dmax128.7
Rg (实空间) rg_real35.47
Rg 误差 (实空间) rg_real_error1.08
I(0) (实空间) i0_real2.4330e+08
I(0) 误差 (实空间) i0_real_error3.8980e+06
Rg (倒空间) rg_reciprocal35.49
I(0) (倒空间) i0_reciprocal243300000.0000
解质量估计 total_estimate0.6525
解质量评级 solution_quality REASONABLE a REASONABLE solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary42.9
偏度 Skewness skewness0.386
峰度 Kurtosis kurtosis-0.021
角度范围 angular_range— – 0.2250 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha39180000.0000
实空间数据点数 n_real_points46
GNOM 版本 gnom_version4.1.3
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_idd1iz1a1
类 Class classa — All alpha proteins
折叠类型 Fold folda.4 — DNA/RNA-binding 3-helical bundle
超家族 Superfamily superfamilya.4.5 — 'Winged helix' DNA-binding domain
家族 Family familya.4.5.37 — LysR-like transcriptional regulators
结构域编号 domain_idd1iz1a2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.94 — Periplasmic binding protein-like II
超家族 Superfamily superfamilyc.94.1 — Periplasmic binding protein-like II
家族 Family familyc.94.1.1 — Phosphate binding protein-like
结构域编号 domain_idd1iz1b1
类 Class classa — All alpha proteins
折叠类型 Fold folda.4 — DNA/RNA-binding 3-helical bundle
超家族 Superfamily superfamilya.4.5 — 'Winged helix' DNA-binding domain
家族 Family familya.4.5.37 — LysR-like transcriptional regulators
结构域编号 domain_idd1iz1b2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.94 — Periplasmic binding protein-like II
超家族 Superfamily superfamilyc.94.1 — Periplasmic binding protein-like II
家族 Family familyc.94.1.1 — Phosphate binding protein-like
结构域编号 domain_idd1iz1p1
类 Class classa — All alpha proteins
折叠类型 Fold folda.4 — DNA/RNA-binding 3-helical bundle
超家族 Superfamily superfamilya.4.5 — 'Winged helix' DNA-binding domain
家族 Family familya.4.5.37 — LysR-like transcriptional regulators
结构域编号 domain_idd1iz1p2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.94 — Periplasmic binding protein-like II
超家族 Superfamily superfamilyc.94.1 — Periplasmic binding protein-like II
家族 Family familyc.94.1.1 — Phosphate binding protein-like
结构域编号 domain_idd1iz1q1
类 Class classa — All alpha proteins
折叠类型 Fold folda.4 — DNA/RNA-binding 3-helical bundle
超家族 Superfamily superfamilya.4.5 — 'Winged helix' DNA-binding domain
家族 Family familya.4.5.37 — LysR-like transcriptional regulators
结构域编号 domain_idd1iz1q2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.94 — Periplasmic binding protein-like II
超家族 Superfamily superfamilyc.94.1 — Periplasmic binding protein-like II
家族 Family familyc.94.1.1 — Phosphate binding protein-like

CATH v4.4 (12 domains)

结构域编号 domain_id1iz1A01
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology10 — Arc Repressor Mutant, subunit A
同源超家族 H-superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
结构域编号 domain_id1iz1A02
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily10 — Periplasmic binding protein-like II
结构域编号 domain_id1iz1A03
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily10 — Periplasmic binding protein-like II
结构域编号 domain_id1iz1B01
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology10 — Arc Repressor Mutant, subunit A
同源超家族 H-superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
结构域编号 domain_id1iz1B02
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily10 — Periplasmic binding protein-like II
结构域编号 domain_id1iz1B03
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily10 — Periplasmic binding protein-like II
结构域编号 domain_id1iz1P01
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology10 — Arc Repressor Mutant, subunit A
同源超家族 H-superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
结构域编号 domain_id1iz1P02
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily10 — Periplasmic binding protein-like II
结构域编号 domain_id1iz1P03
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily10 — Periplasmic binding protein-like II
结构域编号 domain_id1iz1Q01
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology10 — Arc Repressor Mutant, subunit A
同源超家族 H-superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
结构域编号 domain_id1iz1Q02
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily10 — Periplasmic binding protein-like II
结构域编号 domain_id1iz1Q03
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily10 — Periplasmic binding protein-like II

7. 引用文献 (1)

8. 文件与曲线 (10)