1pqu

;Crystal Structure of the H277N Mutant of Aspartate Semialdehyde Dehydrogenase from Haemophilus influenzae Bound with NADP, S-methyl cysteine sulfoxide and cacodylate ;

Method: X-RAY DIFFRACTION Dmax: 146.7 Å Quality: GOOD

SAXS 散射曲线 SAXS Profile

SAXS profile for 1pqu

P(r) 距离分布 P(r) Distribution

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

条目编号 entry_id1pqu
沉积日期 deposition_date2003-06-19
结构标题 title;Crystal Structure of the H277N Mutant of Aspartate Semialdehyde Dehydrogenase from Haemophilus influenzae Bound with NADP, S-methyl cysteine sulfoxide and cacodylate ;
关键词 keywordsEnzyme, L-aspartate semialdehyde, cacodylate, NADP, OXIDOREDUCTASE; OXIDOREDUCTASE
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_guinier42.16
回转半径 Rg (电子) rg_electron42.33
零角强度 I(0) i0390112000.00
分子量 molecular_weight163840.0 kDa
排除体积 excluded_volume206030 ų
包络体积 envelope_volume256710 ų
水化壳体积 shell_volume52528 ų
包络直径 envelope_diameter156.3
壳层 Rg shell_rg44.76
包络 Rg envelope_rg42.34
形状 Rg shape_rg42.36
总 Rg total_rg42.35
总原子数 total_atoms11473
残基数 n_residues1469
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 dmax146.7
Rg (实空间) rg_real42.50
Rg 误差 (实空间) rg_real_error1.51
I(0) (实空间) i0_real3.9010e+08
I(0) 误差 (实空间) i0_real_error8.1390e+06
Rg (倒空间) rg_reciprocal42.16
I(0) (倒空间) i0_reciprocal390000000.0000
解质量估计 total_estimate0.8246
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary35.7
偏度 Skewness skewness0.554
峰度 Kurtosis kurtosis-0.223
角度范围 angular_range— – 0.1850 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha113700000.0000
实空间数据点数 n_real_points38
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.737; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.824; Smooth: 0.681

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

5. 实体与聚合体信息 (5)

6. 折叠分类 (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

结构域编号 domain_idd1pqua1
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family familyc.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain
结构域编号 domain_idd1pqua2
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.81 — FwdE/GAPDH domain-like
超家族 Superfamily superfamilyd.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
家族 Family familyd.81.1.1 — GAPDH-like
结构域编号 domain_idd1pqub1
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family familyc.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain
结构域编号 domain_idd1pqub2
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.81 — FwdE/GAPDH domain-like
超家族 Superfamily superfamilyd.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
家族 Family familyd.81.1.1 — GAPDH-like
结构域编号 domain_idd1pquc1
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family familyc.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain
结构域编号 domain_idd1pquc2
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.81 — FwdE/GAPDH domain-like
超家族 Superfamily superfamilyd.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
家族 Family familyd.81.1.1 — GAPDH-like
结构域编号 domain_idd1pqud1
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family familyc.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain
结构域编号 domain_idd1pqud2
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.81 — FwdE/GAPDH domain-like
超家族 Superfamily superfamilyd.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
家族 Family familyd.81.1.1 — GAPDH-like

CATH v4.4 (8 domains)

结构域编号 domain_id1pquA01
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 superfamily720 — NAD(P)-binding Rossmann-like Domain
结构域编号 domain_id1pquA02
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology360 — Dihydrodipicolinate Reductase; domain 2
同源超家族 H-superfamily homologous superfamily10 — Dihydrodipicolinate Reductase; domain 2
结构域编号 domain_id1pquB01
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 superfamily720 — NAD(P)-binding Rossmann-like Domain
结构域编号 domain_id1pquB02
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology360 — Dihydrodipicolinate Reductase; domain 2
同源超家族 H-superfamily homologous superfamily10 — Dihydrodipicolinate Reductase; domain 2
结构域编号 domain_id1pquC01
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 superfamily720 — NAD(P)-binding Rossmann-like Domain
结构域编号 domain_id1pquC02
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology360 — Dihydrodipicolinate Reductase; domain 2
同源超家族 H-superfamily homologous superfamily10 — Dihydrodipicolinate Reductase; domain 2
结构域编号 domain_id1pquD01
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 superfamily720 — NAD(P)-binding Rossmann-like Domain
结构域编号 domain_id1pquD02
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology360 — Dihydrodipicolinate Reductase; domain 2
同源超家族 H-superfamily homologous superfamily10 — Dihydrodipicolinate Reductase; domain 2

7. 引用文献 (2)

8. 文件与曲线 (10)