1r0m

;Structure of Deinococcus radiodurans N-acylamino acid racemase at 1.3 : insights into a flexible binding pocket and evolution of enzymatic activity ;

Method: X-RAY DIFFRACTION Dmax: 151.8 Å Quality: GOOD

SAXS 散射曲线 SAXS Profile

SAXS profile for 1r0m

P(r) 距离分布 P(r) Distribution

P(r) distribution for 1r0m
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1. 结构基本信息 1. Structure Basics

条目编号 entry_id1r0m
沉积日期 deposition_date2003-09-22
结构标题 title;Structure of Deinococcus radiodurans N-acylamino acid racemase at 1.3 : insights into a flexible binding pocket and evolution of enzymatic activity ;
关键词 keywordsRacemase, ISOMERASE; ISOMERASE
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_guinier44.34
回转半径 Rg (电子) rg_electron44.60
零角强度 I(0) i0377381000.00
分子量 molecular_weight157150.0 kDa
排除体积 excluded_volume195930 ų
包络体积 envelope_volume259610 ų
水化壳体积 shell_volume50756 ų
包络直径 envelope_diameter158.6
壳层 Rg shell_rg46.69
包络 Rg envelope_rg43.97
形状 Rg shape_rg44.62
总 Rg total_rg44.63
总原子数 total_atoms11064
残基数 n_residues1440
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 dmax151.8
Rg (实空间) rg_real44.79
Rg 误差 (实空间) rg_real_error1.86
I(0) (实空间) i0_real3.7740e+08
I(0) 误差 (实空间) i0_real_error7.6550e+06
Rg (倒空间) rg_reciprocal44.34
I(0) (倒空间) i0_reciprocal377200000.0000
解质量估计 total_estimate0.7956
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary38.0
偏度 Skewness skewness0.521
峰度 Kurtosis kurtosis-0.427
角度范围 angular_range— – 0.1800 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha33670000.0000
实空间数据点数 n_real_points37
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.705; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.716; Smooth: 0.507

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

5. 实体与聚合体信息 (2)

6. 折叠分类 (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

结构域编号 domain_idd1r0ma1
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.1 — TIM beta/alpha-barrel
超家族 Superfamily superfamilyc.1.11 — Enolase C-terminal domain-like
家族 Family familyc.1.11.2 — D-glucarate dehydratase-like
结构域编号 domain_idd1r0ma2
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.54 — Enolase N-terminal domain-like
超家族 Superfamily superfamilyd.54.1 — Enolase N-terminal domain-like
家族 Family familyd.54.1.1 — Enolase N-terminal domain-like
结构域编号 domain_idd1r0mb1
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.1 — TIM beta/alpha-barrel
超家族 Superfamily superfamilyc.1.11 — Enolase C-terminal domain-like
家族 Family familyc.1.11.2 — D-glucarate dehydratase-like
结构域编号 domain_idd1r0mb2
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.54 — Enolase N-terminal domain-like
超家族 Superfamily superfamilyd.54.1 — Enolase N-terminal domain-like
家族 Family familyd.54.1.1 — Enolase N-terminal domain-like
结构域编号 domain_idd1r0mc1
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.1 — TIM beta/alpha-barrel
超家族 Superfamily superfamilyc.1.11 — Enolase C-terminal domain-like
家族 Family familyc.1.11.2 — D-glucarate dehydratase-like
结构域编号 domain_idd1r0mc2
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.54 — Enolase N-terminal domain-like
超家族 Superfamily superfamilyd.54.1 — Enolase N-terminal domain-like
家族 Family familyd.54.1.1 — Enolase N-terminal domain-like
结构域编号 domain_idd1r0md1
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.1 — TIM beta/alpha-barrel
超家族 Superfamily superfamilyc.1.11 — Enolase C-terminal domain-like
家族 Family familyc.1.11.2 — D-glucarate dehydratase-like
结构域编号 domain_idd1r0md2
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.54 — Enolase N-terminal domain-like
超家族 Superfamily superfamilyd.54.1 — Enolase N-terminal domain-like
家族 Family familyd.54.1.1 — Enolase N-terminal domain-like

CATH v4.4 (8 domains)

结构域编号 domain_id1r0mA01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology390 — Enolase-like; domain 1
同源超家族 H-superfamily homologous superfamily10 — Enolase-like, N-terminal domain
结构域编号 domain_id1r0mA02
类 Class class3 — Alpha Beta
架构 Architecture architecture20 — Alpha-Beta Barrel
拓扑 Topology topology20 — TIM Barrel
同源超家族 H-superfamily homologous superfamily120 — Enolase-like C-terminal domain
结构域编号 domain_id1r0mB01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology390 — Enolase-like; domain 1
同源超家族 H-superfamily homologous superfamily10 — Enolase-like, N-terminal domain
结构域编号 domain_id1r0mB02
类 Class class3 — Alpha Beta
架构 Architecture architecture20 — Alpha-Beta Barrel
拓扑 Topology topology20 — TIM Barrel
同源超家族 H-superfamily homologous superfamily120 — Enolase-like C-terminal domain
结构域编号 domain_id1r0mC01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology390 — Enolase-like; domain 1
同源超家族 H-superfamily homologous superfamily10 — Enolase-like, N-terminal domain
结构域编号 domain_id1r0mC02
类 Class class3 — Alpha Beta
架构 Architecture architecture20 — Alpha-Beta Barrel
拓扑 Topology topology20 — TIM Barrel
同源超家族 H-superfamily homologous superfamily120 — Enolase-like C-terminal domain
结构域编号 domain_id1r0mD01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology390 — Enolase-like; domain 1
同源超家族 H-superfamily homologous superfamily10 — Enolase-like, N-terminal domain
结构域编号 domain_id1r0mD02
类 Class class3 — Alpha Beta
架构 Architecture architecture20 — Alpha-Beta Barrel
拓扑 Topology topology20 — TIM Barrel
同源超家族 H-superfamily homologous superfamily120 — Enolase-like C-terminal domain

7. 引用文献 (1)

8. 文件与曲线 (10)