3v4v

crystal structure of a4b7 headpiece complexed with Fab ACT-1 and RO0505376

Method: X-RAY DIFFRACTION Dmax: 174.2 Å Quality: GOOD

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

Integrin alpha-4

Homo sapiens

UniProt P13612

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 其他组合 异源复合物 蛋白 × 4 其他聚合物 1 PDB 声明:tetrameric(4) 与蛋白拷贝数一致 链 A; UniProt 34–620 片段:unp residues 34-620 突变:R558A Integrin beta-7 × 1 (P26010) MONOCLONAL ANTIBODY Act-1 HEAVY CHAIN × 1 MONOCLONAL ANTIBODY Act-1 LIGHT CHAIN × 1 ;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 CA CALCIUM ION × 5 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 6 TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 MG MAGNESIUM ION × 1 0DU N-(2,6-dichlorobenzoyl)-4-[1,6-dimethyl-2-oxo-4-(trifluoromethyl)-1,2-dihydropyridin-3-yl]-L-phenylalanine × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 8.5;277 K;0.1 M Tris pH 8.5, 0.1 M NaCl, 8-10% PEG 20,000, VAPOR DIFFUSION, HANGING DROP, temperature 277K 分辨率 3.10 Å R-free 0.231
2 其他组合 异源复合物 蛋白 × 4 其他聚合物 1 PDB 声明:tetrameric(4) 与蛋白拷贝数一致 链 C; UniProt 34–620 片段:unp residues 34-620 突变:R558A Integrin beta-7 × 1 (P26010) MONOCLONAL ANTIBODY Act-1 HEAVY CHAIN × 1 MONOCLONAL ANTIBODY Act-1 LIGHT CHAIN × 1 ;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 CA CALCIUM ION × 5 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 MG MAGNESIUM ION × 1 0DU N-(2,6-dichlorobenzoyl)-4-[1,6-dimethyl-2-oxo-4-(trifluoromethyl)-1,2-dihydropyridin-3-yl]-L-phenylalanine × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 8.5;277 K;0.1 M Tris pH 8.5, 0.1 M NaCl, 8-10% PEG 20,000, VAPOR DIFFUSION, HANGING DROP, temperature 277K 分辨率 3.10 Å R-free 0.231

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 5 个其他 PDB 条目、6 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 ITA4_HUMAN
Isoform
PDB实体 1
链与序列区间 作者链 A; PDB构建体 1–587; UniProt 34–620 作者链 C; PDB构建体 1–587; UniProt 34–620

Integrin beta-7

Homo sapiens

UniProt P26010

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 其他组合 异源复合物 蛋白 × 4 其他聚合物 1 PDB 声明:tetrameric(4) 与蛋白拷贝数一致 链 B; UniProt 20–512 片段:unp residues 20-512 Integrin alpha-4 × 1 (P13612) MONOCLONAL ANTIBODY Act-1 HEAVY CHAIN × 1 MONOCLONAL ANTIBODY Act-1 LIGHT CHAIN × 1 ;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 CA CALCIUM ION × 5 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 6 TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 MG MAGNESIUM ION × 1 0DU N-(2,6-dichlorobenzoyl)-4-[1,6-dimethyl-2-oxo-4-(trifluoromethyl)-1,2-dihydropyridin-3-yl]-L-phenylalanine × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 8.5;277 K;0.1 M Tris pH 8.5, 0.1 M NaCl, 8-10% PEG 20,000, VAPOR DIFFUSION, HANGING DROP, temperature 277K 分辨率 3.10 Å R-free 0.231
2 其他组合 异源复合物 蛋白 × 4 其他聚合物 1 PDB 声明:tetrameric(4) 与蛋白拷贝数一致 链 D; UniProt 20–512 片段:unp residues 20-512 Integrin alpha-4 × 1 (P13612) MONOCLONAL ANTIBODY Act-1 HEAVY CHAIN × 1 MONOCLONAL ANTIBODY Act-1 LIGHT CHAIN × 1 ;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 CA CALCIUM ION × 5 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 MG MAGNESIUM ION × 1 0DU N-(2,6-dichlorobenzoyl)-4-[1,6-dimethyl-2-oxo-4-(trifluoromethyl)-1,2-dihydropyridin-3-yl]-L-phenylalanine × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 8.5;277 K;0.1 M Tris pH 8.5, 0.1 M NaCl, 8-10% PEG 20,000, VAPOR DIFFUSION, HANGING DROP, temperature 277K 分辨率 3.10 Å R-free 0.231

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 8 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 ITB7_HUMAN
Isoform
PDB实体 2
链与序列区间 作者链 B; PDB构建体 1–493; UniProt 20–512 作者链 D; PDB构建体 1–493; UniProt 20–512

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 3v4v

P(r) 距离分布 P(r) Distribution

P(r) distribution for 3v4v
下载 Download

2. 结构基本信息 2. Structure Basics

条目编号 entry_id3v4v
沉积日期 deposition_date2011-12-15
结构标题 titlecrystal structure of a4b7 headpiece complexed with Fab ACT-1 and RO0505376
关键词 keywordsCell Adhesion, MAdCAM-1, Membrane; CELL ADHESION
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_guinier51.25
回转半径 Rg (电子) rg_electron50.93
零角强度 I(0) i02761110000.00
分子量 molecular_weight287890.0 kDa
排除体积 excluded_volume276870 ų
包络体积 envelope_volume570840 ų
水化壳体积 shell_volume92282 ų
包络直径 envelope_diameter189.2
壳层 Rg shell_rg55.20
包络 Rg envelope_rg50.85
形状 Rg shape_rg50.90
总 Rg total_rg51.07
总原子数 total_atoms21737
残基数 n_residues2769
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 dmax174.2
Rg (实空间) rg_real51.20
Rg 误差 (实空间) rg_real_error1.87
I(0) (实空间) i0_real2.7610e+09
I(0) 误差 (实空间) i0_real_error5.8900e+07
Rg (倒空间) rg_reciprocal51.28
I(0) (倒空间) i0_reciprocal2761000000.0000
解质量估计 total_estimate0.8683
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary61.8
偏度 Skewness skewness0.311
峰度 Kurtosis kurtosis-0.161
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_alpha74360000.0000
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: 0.823; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.815

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

6. 实体与聚合物信息 Entities & Polymers (11)

7. 折叠分类 (SCOP + CATH) 24 domains

SCOP 2.08 (8 domains)

结构域编号 domain_idd3v4vh1
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_idd3v4vh2
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_idd3v4vl1
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_idd3v4vl2
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_idd3v4vm1
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_idd3v4vm2
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_idd3v4vn1
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_idd3v4vn2
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

CATH v4.4 (16 domains)

结构域编号 domain_id3v4vA01
类 Class class2 — Mainly Beta
架构 Architecture architecture130 — 7 Propeller
拓扑 Topology topology10 — Methylamine Dehydrogenase; Chain H
同源超家族 H-superfamily homologous superfamily130 — Integrin alpha, N-terminal
结构域编号 domain_id3v4vA02
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily1460 — Integrin domains. Chain A, domain 2
结构域编号 domain_id3v4vB01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily1510 — ntegrin, alpha v. Chain A, domain 3
结构域编号 domain_id3v4vB02
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily410 — von Willebrand factor, type A domain
结构域编号 domain_id3v4vC01
类 Class class2 — Mainly Beta
架构 Architecture architecture130 — 7 Propeller
拓扑 Topology topology10 — Methylamine Dehydrogenase; Chain H
同源超家族 H-superfamily homologous superfamily130 — Integrin alpha, N-terminal
结构域编号 domain_id3v4vC02
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily1460 — Integrin domains. Chain A, domain 2
结构域编号 domain_id3v4vD01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily1510 — ntegrin, alpha v. Chain A, domain 3
结构域编号 domain_id3v4vD02
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily410 — von Willebrand factor, type A domain
结构域编号 domain_id3v4vH01
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_id3v4vH02
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_id3v4vL01
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_id3v4vL02
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_id3v4vM01
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_id3v4vM02
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_id3v4vN01
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_id3v4vN02
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)