2nz9

Crystal structure of botulinum neurotoxin type A complexed with monoclonal antibody AR2

Method: X-RAY DIFFRACTION Dmax: 225.0 Å Quality: GOOD

1. 蛋白身份与相关结构 Protein Identity & Related Structures

Botulinum neurotoxin type A

物种未注明

UniProt P10845

当前结构中的状态

Assembly 聚集状态 构建体 突变与修饰 配体、离子与共同组分 实验方法与环境 结构质量
1 蛋白异源复合物 异源复合物 蛋白 × 3 PDB 声明:trimeric(3) 与蛋白拷贝数一致 链 A; UniProt 1–1295 未记录 AR2 monoclonal antibody × 1 AR2 monoclonal antibody × 1 ZN ZINC ION × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, SITTING DROP;pH 5.6;297 K;8% PEG 20000, 8% PEG 550 MME, 200 mM calcium acetate, 100 mM sodium acetate, pH 5.60, VAPOR DIFFUSION, SITTING DROP, temperature 297K 分辨率 3.79 Å R-free 0.278
2 蛋白异源复合物 异源复合物 蛋白 × 3 PDB 声明:trimeric(3) 与蛋白拷贝数一致 链 B; UniProt 1–1295 未记录 AR2 monoclonal antibody × 1 AR2 monoclonal antibody × 1 ZN ZINC ION × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, SITTING DROP;pH 5.6;297 K;8% PEG 20000, 8% PEG 550 MME, 200 mM calcium acetate, 100 mM sodium acetate, pH 5.60, VAPOR DIFFUSION, SITTING DROP, temperature 297K 分辨率 3.79 Å R-free 0.278

数据库中的同蛋白其他状态

以下每一行都是同一 UniProt 蛋白在另一个 PDB 条目中的 biological assembly, “相对当前条目”直接指出证据层面的不同;没有差异标签表示当前已读取字段一致。

共 26 个其他 PDB 条目、40 个 assembly。 打开独立比较页并筛选聚集状态

查看构建体与数据证据
UniProt名称 BXA1_CLOBO
Isoform
PDB实体 1
链与序列区间 作者链 A; PDB构建体 1–1295; UniProt 1–1295 作者链 B; PDB构建体 1–1295; UniProt 1–1295

页面优先展示蛋白身份、当前 assembly、共同组分、聚集状态和跨 PDB 结构链接。 链映射与序列区间收在“数据证据”中;数据库内部编号、导入时间和 assembly 操作表达式仅用于维护,因此不在读者页面展示。

SAXS 散射曲线 SAXS Profile

SAXS profile for 2nz9

P(r) 距离分布 P(r) Distribution

P(r) distribution for 2nz9
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2. 结构基本信息 2. Structure Basics

条目编号 entry_id2nz9
沉积日期 deposition_date2006-11-22
结构标题 titleCrystal structure of botulinum neurotoxin type A complexed with monoclonal antibody AR2
关键词 keywordsBOTULINUM, NEUROTOXIN, FAB, PROTEIN ANTIBODY COMPLEX, TOXIN-IMMUNE SYSTEM COMPLEX; TOXIN/IMMUNE SYSTEM
实验方法 methodX-RAY DIFFRACTION

3. SAXS 参数 (CRYSOL 理论计算) 3. SAXS Parameters (CRYSOL)

回转半径 Rg (Guinier) rg_guinier66.19
回转半径 Rg (电子) rg_electron65.93
零角强度 I(0) i01997410000.00
分子量 molecular_weight382310.0 kDa
排除体积 excluded_volume479880 ų
包络体积 envelope_volume756730 ų
水化壳体积 shell_volume97388 ų
包络直径 envelope_diameter234.2
壳层 Rg shell_rg66.55
包络 Rg envelope_rg63.25
形状 Rg shape_rg65.90
总 Rg total_rg66.06
总原子数 total_atoms26985
残基数 n_residues3400
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

4. P(r) 距离分布 (GNOM 反演) 4. P(r) Analysis (GNOM)

最大尺寸 Dmax dmax225.0
Rg (实空间) rg_real66.17
Rg 误差 (实空间) rg_real_error2.85
I(0) (实空间) i0_real1.9970e+09
I(0) 误差 (实空间) i0_real_error4.5900e+07
Rg (倒空间) rg_reciprocal66.14
I(0) (倒空间) i0_reciprocal1997000000.0000
解质量估计 total_estimate0.8864
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary84.4
偏度 Skewness skewness0.188
峰度 Kurtosis kurtosis-0.505
角度范围 angular_range— – 0.1200 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha56840000.0000
实空间数据点数 n_real_points25
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.903; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.813

5. 晶体学与实验 5. Crystallography & Experiment

6. 实体与聚合物信息 Entities & Polymers (5)

7. 折叠分类 (SCOP + CATH) 26 domains

SCOP 2.08 (10 domains)

结构域编号 domain_idd2nz9c1
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.1 — V set domains (antibody variable domain-like)
结构域编号 domain_idd2nz9c2
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
结构域编号 domain_idd2nz9d1
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.1 — V set domains (antibody variable domain-like)
结构域编号 domain_idd2nz9d2
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
结构域编号 domain_idd2nz9d3
类 Class classl — Artifacts
折叠类型 Fold foldl.1 — Tags
超家族 Superfamily superfamilyl.1.1 — Tags
家族 Family familyl.1.1.1 — Tags
结构域编号 domain_idd2nz9e1
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.1 — V set domains (antibody variable domain-like)
结构域编号 domain_idd2nz9e2
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
结构域编号 domain_idd2nz9f1
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.1 — V set domains (antibody variable domain-like)
结构域编号 domain_idd2nz9f2
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
结构域编号 domain_idd2nz9f3
类 Class classl — Artifacts
折叠类型 Fold foldl.1 — Tags
超家族 Superfamily superfamilyl.1.1 — Tags
家族 Family familyl.1.1.1 — Tags

CATH v4.4 (16 domains)

结构域编号 domain_id2nz9A01
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology1240 — Zincin-like
同源超家族 H-superfamily homologous superfamily10 — Metalloproteases ("zincins"), catalytic domain like
结构域编号 domain_id2nz9A02
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology1120 — Clostridium botulinum neurotoxin B, "coiled-coil" domain
同源超家族 H-superfamily homologous superfamily10 — Clostridium botulinum neurotoxin b, "coiled-coil" domain
结构域编号 domain_id2nz9A03
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology120 — Jelly Rolls
同源超家族 H-superfamily homologous superfamily200
结构域编号 domain_id2nz9A04
类 Class class2 — Mainly Beta
架构 Architecture architecture80 — Trefoil
拓扑 Topology topology10 — Trefoil (Acidic Fibroblast Growth Factor, subunit A)
同源超家族 H-superfamily homologous superfamily50
结构域编号 domain_id2nz9B01
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology1240 — Zincin-like
同源超家族 H-superfamily homologous superfamily10 — Metalloproteases ("zincins"), catalytic domain like
结构域编号 domain_id2nz9B02
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology1120 — Clostridium botulinum neurotoxin B, "coiled-coil" domain
同源超家族 H-superfamily homologous superfamily10 — Clostridium botulinum neurotoxin b, "coiled-coil" domain
结构域编号 domain_id2nz9B03
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology120 — Jelly Rolls
同源超家族 H-superfamily homologous superfamily200
结构域编号 domain_id2nz9B04
类 Class class2 — Mainly Beta
架构 Architecture architecture80 — Trefoil
拓扑 Topology topology10 — Trefoil (Acidic Fibroblast Growth Factor, subunit A)
同源超家族 H-superfamily homologous superfamily50
结构域编号 domain_id2nz9C01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins
结构域编号 domain_id2nz9C02
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins
结构域编号 domain_id2nz9D01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins
结构域编号 domain_id2nz9D02
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins
结构域编号 domain_id2nz9E01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins
结构域编号 domain_id2nz9E02
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins
结构域编号 domain_id2nz9F01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins
结构域编号 domain_id2nz9F02
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins

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