2bp8

M144Q Structure of nitrite reductase from Alcaligenes xylosoxidans

Method: X-RAY DIFFRACTION Dmax: 110.2 Å Quality: GOOD

SAXS 散射曲线 SAXS Profile

SAXS profile for 2bp8

P(r) 距离分布 P(r) Distribution

P(r) distribution for 2bp8
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1. 结构基本信息 1. Structure Basics

条目编号 entry_id2bp8
沉积日期 deposition_date2005-04-18
结构标题 titleM144Q Structure of nitrite reductase from Alcaligenes xylosoxidans
关键词 keywordsOXIDOREDUCTASE, DENTRIFICATION, NITRITE REDUCTASE, M168Q, MUTANT, ELECTRON TRANSFER, NITRATE ASSIMILATION, PERIPLASMIC; 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_guinier33.86
回转半径 Rg (电子) rg_electron33.88
零角强度 I(0) i088344000.00
分子量 molecular_weight73185.0 kDa
排除体积 excluded_volume90649 ų
包络体积 envelope_volume123250 ų
水化壳体积 shell_volume31740 ų
包络直径 envelope_diameter119.3
壳层 Rg shell_rg38.00
包络 Rg envelope_rg34.27
形状 Rg shape_rg33.88
总 Rg total_rg34.20
总原子数 total_atoms5111
残基数 n_residues670
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 dmax110.2
Rg (实空间) rg_real34.08
Rg 误差 (实空间) rg_real_error1.04
I(0) (实空间) i0_real8.8340e+07
I(0) 误差 (实空间) i0_real_error1.4870e+06
Rg (倒空间) rg_reciprocal33.95
I(0) (倒空间) i0_reciprocal88330000.0000
解质量估计 total_estimate0.8351
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary28.1
偏度 Skewness skewness0.440
峰度 Kurtosis kurtosis-0.570
角度范围 angular_range— – 0.2350 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha17060000.0000
实空间数据点数 n_real_points48
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.829; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.713; Smooth: 0.651

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

5. 实体与聚合体信息 (6)

6. 折叠分类 (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

结构域编号 domain_idd2bp8a1
类 Class classb — All beta proteins
折叠类型 Fold foldb.6 — Cupredoxin-like
超家族 Superfamily superfamilyb.6.1 — Cupredoxins
家族 Family familyb.6.1.3 — Multidomain cupredoxins
结构域编号 domain_idd2bp8a2
类 Class classb — All beta proteins
折叠类型 Fold foldb.6 — Cupredoxin-like
超家族 Superfamily superfamilyb.6.1 — Cupredoxins
家族 Family familyb.6.1.3 — Multidomain cupredoxins
结构域编号 domain_idd2bp8b1
类 Class classb — All beta proteins
折叠类型 Fold foldb.6 — Cupredoxin-like
超家族 Superfamily superfamilyb.6.1 — Cupredoxins
家族 Family familyb.6.1.3 — Multidomain cupredoxins
结构域编号 domain_idd2bp8b2
类 Class classb — All beta proteins
折叠类型 Fold foldb.6 — Cupredoxin-like
超家族 Superfamily superfamilyb.6.1 — Cupredoxins
家族 Family familyb.6.1.3 — Multidomain cupredoxins

CATH v4.4 (4 domains)

结构域编号 domain_id2bp8A01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily420 — Cupredoxins - blue copper proteins
结构域编号 domain_id2bp8A02
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily420 — Cupredoxins - blue copper proteins
结构域编号 domain_id2bp8B01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily420 — Cupredoxins - blue copper proteins
结构域编号 domain_id2bp8B02
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily420 — Cupredoxins - blue copper proteins

7. 引用文献 (1)

8. 文件与曲线 (10)