4xak

Crystal structure of potent neutralizing antibody m336 in complex with MERS Co-V RBD

Method: X-RAY DIFFRACTION Dmax: 185.1 Å Quality: REASONABLE

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

Spike glycoprotein

Human coronavirus EMC

UniProt K9N5Q8

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 367–601 片段:Receptor-binding domain (UNP residues 367-601) Heavy chain of neutralizing antibody m336 × 1 Light chain of neutralizing antibody m336 × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 GOL GLYCEROL × 2 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 7.5;293 K;20% PEG 2000MME, 100 mM HEPES, pH7.5 分辨率 2.45 Å R-free 0.249
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 367–601 片段:Receptor-binding domain (UNP residues 367-601) Heavy chain of neutralizing antibody m336 × 1 Light chain of neutralizing antibody m336 × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 7.5;293 K;20% PEG 2000MME, 100 mM HEPES, pH7.5 分辨率 2.45 Å R-free 0.249

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 12 个其他 PDB 条目、20 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 SPIKE_CVEMC
Isoform
PDB实体 1
链与序列区间 作者链 A; PDB构建体 1–235; UniProt 367–601 作者链 B; PDB构建体 1–235; UniProt 367–601

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 4xak

P(r) 距离分布 P(r) Distribution

P(r) distribution for 4xak
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2. 结构基本信息 2. Structure Basics

条目编号 entry_id4xak
沉积日期 deposition_date2014-12-15
结构标题 titleCrystal structure of potent neutralizing antibody m336 in complex with MERS Co-V RBD
关键词 keywordsMERS-CoV RBD, antibody m336, neutralization, IMMUNE SYSTEM; 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_guinier50.88
回转半径 Rg (电子) rg_electron51.63
零角强度 I(0) i0289040000.00
分子量 molecular_weight139610.0 kDa
排除体积 excluded_volume174560 ų
包络体积 envelope_volume254070 ų
水化壳体积 shell_volume46676 ų
包络直径 envelope_diameter181.2
壳层 Rg shell_rg46.29
包络 Rg envelope_rg51.06
形状 Rg shape_rg51.59
总 Rg total_rg51.55
总原子数 total_atoms9813
残基数 n_residues1262
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 dmax185.1
Rg (实空间) rg_real51.29
Rg 误差 (实空间) rg_real_error2.64
I(0) (实空间) i0_real2.8900e+08
I(0) 误差 (实空间) i0_real_error6.5800e+06
Rg (倒空间) rg_reciprocal50.52
I(0) (倒空间) i0_reciprocal288700000.0000
解质量估计 total_estimate0.7227
解质量评级 solution_quality REASONABLE a REASONABLE solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary41.8
偏度 Skewness skewness0.469
峰度 Kurtosis kurtosis-0.539
角度范围 angular_range— – 0.1550 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha13800000.0000
实空间数据点数 n_real_points32
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.654; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.428; Smooth: 0.000

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

6. 实体与聚合物信息 Entities & Polymers (6)

7. 折叠分类 (SCOP + CATH) 16 domains

SCOP 2.08 (4 domains)

结构域编号 domain_idd4xake1
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.1.1.0 — automated matches
结构域编号 domain_idd4xake2
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_idd4xakl1
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.1.1.0 — automated matches
结构域编号 domain_idd4xakl2
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)

CATH v4.4 (12 domains)

结构域编号 domain_id4xakA01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily1840 — Spike protein, C-terminal core receptor binding subdomain
结构域编号 domain_id4xakA02
类 Class class2 — Mainly Beta
架构 Architecture architecture20 — Single Sheet
拓扑 Topology topology210 — ubp-family deubiquitinating enzyme fold
同源超家族 H-superfamily homologous superfamily30
结构域编号 domain_id4xakB01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily1840 — Spike protein, C-terminal core receptor binding subdomain
结构域编号 domain_id4xakB02
类 Class class2 — Mainly Beta
架构 Architecture architecture20 — Single Sheet
拓扑 Topology topology210 — ubp-family deubiquitinating enzyme fold
同源超家族 H-superfamily homologous superfamily30
结构域编号 domain_id4xakD01
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_id4xakD02
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_id4xakE01
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_id4xakE02
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_id4xakH01
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_id4xakH02
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_id4xakL01
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_id4xakL02
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

8. 引用文献 (1)

9. 文件与曲线 (10)