1i7q

ANTHRANILATE SYNTHASE FROM S. MARCESCENS

Method: X-RAY DIFFRACTION Dmax: 109.5 Å Quality: EXCELLENT

SAXS 散射曲线 SAXS Profile

SAXS profile for 1i7q

P(r) 距离分布 P(r) Distribution

P(r) distribution for 1i7q
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1. 结构基本信息 1. Structure Basics

条目编号 entry_id1i7q
沉积日期 deposition_date2001-03-10
结构标题 titleANTHRANILATE SYNTHASE FROM S. MARCESCENS
关键词 keywordsANTHRANILATE SYNTHASE, GLUTAMYL THIOESTER, ANTHRANILATE BIOSYNTHESIS, CHORISMATE BINDING, LYASE; LYASE
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_guinier35.36
回转半径 Rg (电子) rg_electron34.59
零角强度 I(0) i0390654000.00
分子量 molecular_weight156580.0 kDa
排除体积 excluded_volume194630 ų
包络体积 envelope_volume233770 ų
水化壳体积 shell_volume54131 ų
包络直径 envelope_diameter111.9
壳层 Rg shell_rg42.77
包络 Rg envelope_rg34.54
形状 Rg shape_rg34.60
总 Rg total_rg35.05
总原子数 total_atoms11000
残基数 n_residues1418
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 dmax109.5
Rg (实空间) rg_real35.19
Rg 误差 (实空间) rg_real_error0.66
I(0) (实空间) i0_real3.9070e+08
I(0) 误差 (实空间) i0_real_error6.6710e+06
Rg (倒空间) rg_reciprocal35.30
I(0) (倒空间) i0_reciprocal390700000.0000
解质量估计 total_estimate0.9029
解质量评级 solution_quality EXCELLENT a EXCELLENT solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary46.2
偏度 Skewness skewness0.121
峰度 Kurtosis kurtosis-0.616
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_alpha142000000.0000
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: 0.949; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.992; Smooth: 0.895

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

5. 实体与聚合体信息 (7)

6. 折叠分类 (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

结构域编号 domain_idd1i7qa_
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.161 — ADC synthase
超家族 Superfamily superfamilyd.161.1 — ADC synthase
家族 Family familyd.161.1.1 — ADC synthase
结构域编号 domain_idd1i7qb_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.23 — Flavodoxin-like
超家族 Superfamily superfamilyc.23.16 — Class I glutamine amidotransferase-like
家族 Family familyc.23.16.1 — Class I glutamine amidotransferases (GAT)
结构域编号 domain_idd1i7qc_
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.161 — ADC synthase
超家族 Superfamily superfamilyd.161.1 — ADC synthase
家族 Family familyd.161.1.1 — ADC synthase
结构域编号 domain_idd1i7qd_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.23 — Flavodoxin-like
超家族 Superfamily superfamilyc.23.16 — Class I glutamine amidotransferase-like
家族 Family familyc.23.16.1 — Class I glutamine amidotransferases (GAT)

CATH v4.4 (4 domains)

结构域编号 domain_id1i7qA00
类 Class class3 — Alpha Beta
架构 Architecture architecture60 — 4-Layer Sandwich
拓扑 Topology topology120 — Anthranilate synthase
同源超家族 H-superfamily homologous superfamily10 — Anthranilate synthase
结构域编号 domain_id1i7qB00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily880 — Class I glutamine amidotransferase (GATase) domain
结构域编号 domain_id1i7qC00
类 Class class3 — Alpha Beta
架构 Architecture architecture60 — 4-Layer Sandwich
拓扑 Topology topology120 — Anthranilate synthase
同源超家族 H-superfamily homologous superfamily10 — Anthranilate synthase
结构域编号 domain_id1i7qD00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily880 — Class I glutamine amidotransferase (GATase) domain

7. 引用文献 (1)

8. 文件与曲线 (10)