1jt6

Crystal structure of the multidrug binding protein QacR bound to dequalinium

Method: X-RAY DIFFRACTION Dmax: 117.4 Å Quality: GOOD

SAXS 散射曲线 SAXS Profile

SAXS profile for 1jt6

P(r) 距离分布 P(r) Distribution

P(r) distribution for 1jt6
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1. 结构基本信息 1. Structure Basics

条目编号 entry_id1jt6
沉积日期 deposition_date2001-08-20
结构标题 titleCrystal structure of the multidrug binding protein QacR bound to dequalinium
关键词 keywordsmutlidrug binding recognition, QacR, Mulitdrug resistance, S. aureus, TRANSCRIPTION; TRANSCRIPTION
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_guinier35.34
回转半径 Rg (电子) rg_electron35.00
零角强度 I(0) i0127244000.00
分子量 molecular_weight90550.0 kDa
排除体积 excluded_volume113130 ų
包络体积 envelope_volume144830 ų
水化壳体积 shell_volume35520 ų
包络直径 envelope_diameter115.9
壳层 Rg shell_rg40.30
包络 Rg envelope_rg34.48
形状 Rg shape_rg34.98
总 Rg total_rg35.44
总原子数 total_atoms6362
残基数 n_residues744
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 dmax117.4
Rg (实空间) rg_real35.51
Rg 误差 (实空间) rg_real_error1.12
I(0) (实空间) i0_real1.2720e+08
I(0) 误差 (实空间) i0_real_error2.1130e+06
Rg (倒空间) rg_reciprocal35.41
I(0) (倒空间) i0_reciprocal127200000.0000
解质量估计 total_estimate0.8555
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary31.3
偏度 Skewness skewness0.361
峰度 Kurtosis kurtosis-0.717
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_alpha27780000.0000
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: 0.786; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.839; Smooth: 0.921

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) 16 domains

SCOP 2.08 (8 domains)

结构域编号 domain_idd1jt6a1
类 Class classa — All alpha proteins
折叠类型 Fold folda.4 — DNA/RNA-binding 3-helical bundle
超家族 Superfamily superfamilya.4.1 — Homeodomain-like
家族 Family familya.4.1.9 — Tetracyclin repressor-like, N-terminal domain
结构域编号 domain_idd1jt6a2
类 Class classa — All alpha proteins
折叠类型 Fold folda.121 — Tetracyclin repressor-like, C-terminal domain
超家族 Superfamily superfamilya.121.1 — Tetracyclin repressor-like, C-terminal domain
家族 Family familya.121.1.1 — Tetracyclin repressor-like, C-terminal domain
结构域编号 domain_idd1jt6b1
类 Class classa — All alpha proteins
折叠类型 Fold folda.4 — DNA/RNA-binding 3-helical bundle
超家族 Superfamily superfamilya.4.1 — Homeodomain-like
家族 Family familya.4.1.9 — Tetracyclin repressor-like, N-terminal domain
结构域编号 domain_idd1jt6b2
类 Class classa — All alpha proteins
折叠类型 Fold folda.121 — Tetracyclin repressor-like, C-terminal domain
超家族 Superfamily superfamilya.121.1 — Tetracyclin repressor-like, C-terminal domain
家族 Family familya.121.1.1 — Tetracyclin repressor-like, C-terminal domain
结构域编号 domain_idd1jt6d1
类 Class classa — All alpha proteins
折叠类型 Fold folda.4 — DNA/RNA-binding 3-helical bundle
超家族 Superfamily superfamilya.4.1 — Homeodomain-like
家族 Family familya.4.1.9 — Tetracyclin repressor-like, N-terminal domain
结构域编号 domain_idd1jt6d2
类 Class classa — All alpha proteins
折叠类型 Fold folda.121 — Tetracyclin repressor-like, C-terminal domain
超家族 Superfamily superfamilya.121.1 — Tetracyclin repressor-like, C-terminal domain
家族 Family familya.121.1.1 — Tetracyclin repressor-like, C-terminal domain
结构域编号 domain_idd1jt6e1
类 Class classa — All alpha proteins
折叠类型 Fold folda.4 — DNA/RNA-binding 3-helical bundle
超家族 Superfamily superfamilya.4.1 — Homeodomain-like
家族 Family familya.4.1.9 — Tetracyclin repressor-like, N-terminal domain
结构域编号 domain_idd1jt6e2
类 Class classa — All alpha proteins
折叠类型 Fold folda.121 — Tetracyclin repressor-like, C-terminal domain
超家族 Superfamily superfamilya.121.1 — Tetracyclin repressor-like, C-terminal domain
家族 Family familya.121.1.1 — Tetracyclin repressor-like, C-terminal domain

CATH v4.4 (8 domains)

结构域编号 domain_id1jt6A01
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 superfamily60 — Homeodomain-like
结构域编号 domain_id1jt6A02
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology357 — Tetracycline Repressor; domain 2
同源超家族 H-superfamily homologous superfamily10 — Tetracycline Repressor, domain 2
结构域编号 domain_id1jt6B01
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 superfamily60 — Homeodomain-like
结构域编号 domain_id1jt6B02
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology357 — Tetracycline Repressor; domain 2
同源超家族 H-superfamily homologous superfamily10 — Tetracycline Repressor, domain 2
结构域编号 domain_id1jt6D01
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 superfamily60 — Homeodomain-like
结构域编号 domain_id1jt6D02
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology357 — Tetracycline Repressor; domain 2
同源超家族 H-superfamily homologous superfamily10 — Tetracycline Repressor, domain 2
结构域编号 domain_id1jt6E01
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 superfamily60 — Homeodomain-like
结构域编号 domain_id1jt6E02
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology357 — Tetracycline Repressor; domain 2
同源超家族 H-superfamily homologous superfamily10 — Tetracycline Repressor, domain 2

7. 引用文献 (1)

8. 文件与曲线 (10)