1okx

Binding Structure of Elastase Inhibitor Scyptolin A

Method: X-RAY DIFFRACTION Dmax: 86.4 Å Quality: REASONABLE

SAXS 散射曲线 SAXS Profile

SAXS profile for 1okx

P(r) 距离分布 P(r) Distribution

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

条目编号 entry_id1okx
沉积日期 deposition_date2003-07-31
结构标题 titleBinding Structure of Elastase Inhibitor Scyptolin A
关键词 keywordsPROTEASE, ELASTASE, INHIBITOR, HYDROLASE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX; HYDROLASE/HYDROLASE INHIBITOR
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_guinier23.78
回转半径 Rg (电子) rg_electron23.03
零角强度 I(0) i051111700.00
分子量 molecular_weight53798.0 kDa
排除体积 excluded_volume66595 ų
包络体积 envelope_volume75636 ų
水化壳体积 shell_volume27162 ų
包络直径 envelope_diameter79.1
壳层 Rg shell_rg30.11
包络 Rg envelope_rg23.22
形状 Rg shape_rg23.04
总 Rg total_rg23.74
总原子数 total_atoms3780
残基数 n_residues490
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 dmax86.4
Rg (实空间) rg_real23.73
Rg 误差 (实空间) rg_real_error0.63
I(0) (实空间) i0_real5.1110e+07
I(0) 误差 (实空间) i0_real_error7.4910e+05
Rg (倒空间) rg_reciprocal23.74
I(0) (倒空间) i0_reciprocal51110000.0000
解质量估计 total_estimate0.5692
解质量评级 solution_quality REASONABLE a REASONABLE solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary27.0
偏度 Skewness skewness0.328
峰度 Kurtosis kurtosis-0.368
角度范围 angular_range— – 0.3350 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha24720000.0000
实空间数据点数 n_real_points65
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.671; Stabil: 1.000; Sysdev: 0.154; Positv: 1.000; Valcen: 0.920; Smooth: 0.000

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

5. 实体与聚合体信息 (3)

6. 折叠分类 (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

结构域编号 domain_idd1okxa_
类 Class classb — All beta proteins
折叠类型 Fold foldb.47 — Trypsin-like serine proteases
超家族 Superfamily superfamilyb.47.1 — Trypsin-like serine proteases
家族 Family familyb.47.1.2 — Eukaryotic proteases
结构域编号 domain_idd1okxb_
类 Class classb — All beta proteins
折叠类型 Fold foldb.47 — Trypsin-like serine proteases
超家族 Superfamily superfamilyb.47.1 — Trypsin-like serine proteases
家族 Family familyb.47.1.2 — Eukaryotic proteases

CATH v4.4 (4 domains)

结构域编号 domain_id1okxA01
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology10 — Thrombin, subunit H
同源超家族 H-superfamily homologous superfamily10 — Trypsin-like serine proteases
结构域编号 domain_id1okxA02
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology10 — Thrombin, subunit H
同源超家族 H-superfamily homologous superfamily10 — Trypsin-like serine proteases
结构域编号 domain_id1okxB01
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology10 — Thrombin, subunit H
同源超家族 H-superfamily homologous superfamily10 — Trypsin-like serine proteases
结构域编号 domain_id1okxB02
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology10 — Thrombin, subunit H
同源超家族 H-superfamily homologous superfamily10 — Trypsin-like serine proteases

7. 引用文献 (1)

8. 文件与曲线 (10)