8dtx

Crystal structure of SARS-CoV-2 spike stem helix peptide in complex with neutralizing antibody COV89-22

Method: X-RAY DIFFRACTION Dmax: 108.0 Å Quality: EXCELLENT

SAXS 散射曲线 SAXS Profile

SAXS profile for 8dtx

P(r) 距离分布 P(r) Distribution

P(r) distribution for 8dtx
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1. 结构基本信息 1. Structure Basics

条目编号 entry_id8dtx
沉积日期 deposition_date2022-07-26
结构标题 titleCrystal structure of SARS-CoV-2 spike stem helix peptide in complex with neutralizing antibody COV89-22
关键词 keywordsSARS-CoV-2, coronavirus, antibody, stem helix, neutralizing antibody, COVID-19, IMMUNE SYSTEM; IMMUNE SYSTEM
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_guinier34.30
回转半径 Rg (电子) rg_electron33.47
零角强度 I(0) i0158257000.00
分子量 molecular_weight98849.0 kDa
排除体积 excluded_volume122980 ų
包络体积 envelope_volume163720 ų
水化壳体积 shell_volume40826 ų
包络直径 envelope_diameter106.1
壳层 Rg shell_rg40.30
包络 Rg envelope_rg32.56
形状 Rg shape_rg33.46
总 Rg total_rg34.01
总原子数 total_atoms6960
残基数 n_residues904
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 dmax108.0
Rg (实空间) rg_real34.17
Rg 误差 (实空间) rg_real_error0.75
I(0) (实空间) i0_real1.5830e+08
I(0) 误差 (实空间) i0_real_error2.3200e+06
Rg (倒空间) rg_reciprocal34.26
I(0) (倒空间) i0_reciprocal158300000.0000
解质量估计 total_estimate0.9094
解质量评级 solution_quality EXCELLENT a EXCELLENT solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary47.0
偏度 Skewness skewness0.101
峰度 Kurtosis kurtosis-0.645
角度范围 angular_range— – 0.2300 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha19900000.0000
实空间数据点数 n_real_points47
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.951; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.966

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

5. 实体与聚合体信息 (4)

6. 折叠分类 (SCOP + CATH) 8 domains

CATH v4.4 (8 domains)

结构域编号 domain_id8dtxA01
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_id8dtxA02
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_id8dtxB01
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_id8dtxB02
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_id8dtxH01
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_id8dtxH02
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_id8dtxL01
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_id8dtxL02
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

7. 引用文献 (1)

8. 文件与曲线 (10)