6p67

Crystal Structure of a Complex of human IL-7Ralpha with an anti-IL-7Ralpha 2B8 Fab

Method: X-RAY DIFFRACTION Dmax: 167.6 Å Quality: GOOD

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

Interleukin-7 receptor subunit alpha

Homo sapiens

UniProt P16871

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 K; UniProt 21–239 未记录 Anti-IL-7R 2B8 Fab heavy chain × 1 anti-IL-7R 2B8 Fab light chain × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, SITTING DROP;pH 6.5;298 K;17% PEG 3350, 10% MPD, 0.2 lithium sulfate, 0.1 M imidazole pH 6.5, 20% glycerol 分辨率 2.90 Å R-free 0.266
2 其他组合 异源复合物 蛋白 × 3 其他聚合物 1 PDB 声明:trimeric(3) 与蛋白拷贝数一致 链 J; UniProt 21–239 未记录 Anti-IL-7R 2B8 Fab heavy chain × 1 anti-IL-7R 2B8 Fab light chain × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, SITTING DROP;pH 6.5;298 K;17% PEG 3350, 10% MPD, 0.2 lithium sulfate, 0.1 M imidazole pH 6.5, 20% glycerol 分辨率 2.90 Å R-free 0.266
3 其他组合 异源复合物 蛋白 × 3 其他聚合物 1 PDB 声明:trimeric(3) 与蛋白拷贝数一致 链 I; UniProt 21–239 未记录 Anti-IL-7R 2B8 Fab heavy chain × 1 anti-IL-7R 2B8 Fab light chain × 1 beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, SITTING DROP;pH 6.5;298 K;17% PEG 3350, 10% MPD, 0.2 lithium sulfate, 0.1 M imidazole pH 6.5, 20% glycerol 分辨率 2.90 Å R-free 0.266
4 其他组合 异源复合物 蛋白 × 3 其他聚合物 1 PDB 声明:trimeric(3) 与蛋白拷贝数一致 链 G; UniProt 21–239 未记录 Anti-IL-7R 2B8 Fab heavy chain × 1 anti-IL-7R 2B8 Fab light chain × 1 beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 FUC alpha-L-fucopyranose × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, SITTING DROP;pH 6.5;298 K;17% PEG 3350, 10% MPD, 0.2 lithium sulfate, 0.1 M imidazole pH 6.5, 20% glycerol 分辨率 2.90 Å R-free 0.266

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 6 个其他 PDB 条目、9 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 IL7RA_HUMAN
Isoform
PDB实体 3
链与序列区间 作者链 G; PDB构建体 5–223; UniProt 21–239 作者链 I; PDB构建体 5–223; UniProt 21–239 作者链 J; PDB构建体 5–223; UniProt 21–239 作者链 K; PDB构建体 5–223; UniProt 21–239

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 6p67

P(r) 距离分布 P(r) Distribution

P(r) distribution for 6p67
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2. 结构基本信息 2. Structure Basics

条目编号 entry_id6p67
沉积日期 deposition_date2019-06-03
结构标题 titleCrystal Structure of a Complex of human IL-7Ralpha with an anti-IL-7Ralpha 2B8 Fab
关键词 keywordsInterleukin-7 receptor extracellular dohmain, antibody 2B8 Fab fragment, protein polymer, 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_guinier46.62
回转半径 Rg (电子) rg_electron46.16
零角强度 I(0) i01104270000.00
分子量 molecular_weight274180.0 kDa
排除体积 excluded_volume341960 ų
包络体积 envelope_volume500700 ų
水化壳体积 shell_volume87731 ų
包络直径 envelope_diameter170.8
壳层 Rg shell_rg52.68
包络 Rg envelope_rg46.16
形状 Rg shape_rg46.15
总 Rg total_rg46.44
总原子数 total_atoms19325
残基数 n_residues2512
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 dmax167.6
Rg (实空间) rg_real46.52
Rg 误差 (实空间) rg_real_error1.67
I(0) (实空间) i0_real1.1040e+09
I(0) 误差 (实空间) i0_real_error2.2130e+07
Rg (倒空间) rg_reciprocal46.62
I(0) (倒空间) i0_reciprocal1104000000.0000
解质量估计 total_estimate0.8326
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks1
主峰位置 r_peak_primary59.2
偏度 Skewness skewness0.363
峰度 Kurtosis kurtosis0.098
角度范围 angular_range— – 0.1700 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha83840000.0000
实空间数据点数 n_real_points35
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.632; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.985; Smooth: 0.940

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

6. 实体与聚合物信息 Entities & Polymers (7)

7. 折叠分类 (SCOP + CATH) 28 domains

SCOP 2.08 (12 domains)

结构域编号 domain_idd6p67a_
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_idd6p67b1
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_idd6p67b2
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_idd6p67c_
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_idd6p67d1
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_idd6p67d2
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_idd6p67e_
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_idd6p67f1
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_idd6p67f2
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_idd6p67h_
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_idd6p67l1
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_idd6p67l2
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 (16 domains)

结构域编号 domain_id6p67A02
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_id6p67B02
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_id6p67C02
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_id6p67D02
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_id6p67E02
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_id6p67F02
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_id6p67G01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily1870
结构域编号 domain_id6p67G02
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_id6p67H02
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_id6p67I01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily1870
结构域编号 domain_id6p67I02
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_id6p67J01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily1870
结构域编号 domain_id6p67J02
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_id6p67K01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily1870
结构域编号 domain_id6p67K02
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_id6p67L02
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)