4i1o

Crystal structure of the Legionella pneumophila GAP domain of LepB in complex with Rab1b bound to GDP and BeF3

Method: X-RAY DIFFRACTION Dmax: 144.0 Å Quality: GOOD

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

Ras-related protein Rab-1B

Homo sapiens

UniProt Q9H0U4

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 × 2 PDB 声明:dimeric(2) 与蛋白拷贝数一致 链 A; UniProt 3–174 片段:UNP residues 3-174 LepB × 1 (Q5ZSM7) MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1 PEG DI(HYDROXYETHYL)ETHER × 2 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 6.4;293 K;0.1 M sodium cacodylate, pH 6.4, 0.2 M magnesium chloride, 17% PEG8000, VAPOR DIFFUSION, HANGING DROP, temperature 293K 分辨率 2.70 Å R-free 0.249
2 蛋白异源复合物 异源复合物 蛋白 × 2 PDB 声明:dimeric(2) 与蛋白拷贝数一致 链 C; UniProt 3–174 片段:UNP residues 3-174 LepB × 1 (Q5ZSM7) MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1 PEG DI(HYDROXYETHYL)ETHER × 3 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 6.4;293 K;0.1 M sodium cacodylate, pH 6.4, 0.2 M magnesium chloride, 17% PEG8000, VAPOR DIFFUSION, HANGING DROP, temperature 293K 分辨率 2.70 Å R-free 0.249
3 蛋白异源复合物 异源复合物 蛋白 × 2 PDB 声明:dimeric(2) 与蛋白拷贝数一致 链 E; UniProt 3–174 片段:UNP residues 3-174 LepB × 1 (Q5ZSM7) MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 6.4;293 K;0.1 M sodium cacodylate, pH 6.4, 0.2 M magnesium chloride, 17% PEG8000, VAPOR DIFFUSION, HANGING DROP, temperature 293K 分辨率 2.70 Å R-free 0.249
4 蛋白异源复合物 异源复合物 蛋白 × 2 PDB 声明:dimeric(2) 与蛋白拷贝数一致 链 G; UniProt 3–174 片段:UNP residues 3-174 LepB × 1 (Q5ZSM7) MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1 PEG DI(HYDROXYETHYL)ETHER × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 6.4;293 K;0.1 M sodium cacodylate, pH 6.4, 0.2 M magnesium chloride, 17% PEG8000, VAPOR DIFFUSION, HANGING DROP, temperature 293K 分辨率 2.70 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 8 个其他 PDB 条目、18 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 RAB1B_HUMAN
Isoform
PDB实体 1
链与序列区间 作者链 A; PDB构建体 4–175; UniProt 3–174 作者链 C; PDB构建体 4–175; UniProt 3–174 作者链 E; PDB构建体 4–175; UniProt 3–174 作者链 G; PDB构建体 4–175; UniProt 3–174

LepB

Legionella pneumophila subsp. pneumophila

UniProt Q5ZSM7

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 × 2 PDB 声明:dimeric(2) 与蛋白拷贝数一致 链 D; UniProt 317–618 片段:GAP domain (UNP residues 317-618) 突变:K457A, E458A, K460A Ras-related protein Rab-1B × 1 (Q9H0U4) MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1 PEG DI(HYDROXYETHYL)ETHER × 2 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 6.4;293 K;0.1 M sodium cacodylate, pH 6.4, 0.2 M magnesium chloride, 17% PEG8000, VAPOR DIFFUSION, HANGING DROP, temperature 293K 分辨率 2.70 Å R-free 0.249
2 蛋白异源复合物 异源复合物 蛋白 × 2 PDB 声明:dimeric(2) 与蛋白拷贝数一致 链 B; UniProt 317–618 片段:GAP domain (UNP residues 317-618) 突变:K457A, E458A, K460A Ras-related protein Rab-1B × 1 (Q9H0U4) MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1 PEG DI(HYDROXYETHYL)ETHER × 3 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 6.4;293 K;0.1 M sodium cacodylate, pH 6.4, 0.2 M magnesium chloride, 17% PEG8000, VAPOR DIFFUSION, HANGING DROP, temperature 293K 分辨率 2.70 Å R-free 0.249
3 蛋白异源复合物 异源复合物 蛋白 × 2 PDB 声明:dimeric(2) 与蛋白拷贝数一致 链 F; UniProt 317–618 片段:GAP domain (UNP residues 317-618) 突变:K457A, E458A, K460A Ras-related protein Rab-1B × 1 (Q9H0U4) MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 6.4;293 K;0.1 M sodium cacodylate, pH 6.4, 0.2 M magnesium chloride, 17% PEG8000, VAPOR DIFFUSION, HANGING DROP, temperature 293K 分辨率 2.70 Å R-free 0.249
4 蛋白异源复合物 异源复合物 蛋白 × 2 PDB 声明:dimeric(2) 与蛋白拷贝数一致 链 H; UniProt 317–618 片段:GAP domain (UNP residues 317-618) 突变:K457A, E458A, K460A Ras-related protein Rab-1B × 1 (Q9H0U4) MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1 PEG DI(HYDROXYETHYL)ETHER × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 6.4;293 K;0.1 M sodium cacodylate, pH 6.4, 0.2 M magnesium chloride, 17% PEG8000, VAPOR DIFFUSION, HANGING DROP, temperature 293K 分辨率 2.70 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 2 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 Q5ZSM7_LEGPH
Isoform
PDB实体 2
链与序列区间 作者链 B; PDB构建体 1–302; UniProt 317–618 作者链 D; PDB构建体 1–302; UniProt 317–618 作者链 F; PDB构建体 1–302; UniProt 317–618 作者链 H; PDB构建体 1–302; UniProt 317–618

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 4i1o

P(r) 距离分布 P(r) Distribution

P(r) distribution for 4i1o
下载 Download

2. 结构基本信息 2. Structure Basics

条目编号 entry_id4i1o
沉积日期 deposition_date2012-11-21
结构标题 titleCrystal structure of the Legionella pneumophila GAP domain of LepB in complex with Rab1b bound to GDP and BeF3
关键词 keywords;GAP, RabGAP, hydrolase activator, Rab1b, lpg2490, GTPase-activating proteins, hydrolysis, Rab1 hydrolase, GTP hydrolase, PROTEIN TRANSPORT-HYDROLASE complex ;; PROTEIN TRANSPORT/HYDROLASE
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_guinier45.31
回转半径 Rg (电子) rg_electron44.96
零角强度 I(0) i0565427000.00
分子量 molecular_weight200590.0 kDa
排除体积 excluded_volume252410 ų
包络体积 envelope_volume358180 ų
水化壳体积 shell_volume66026 ų
包络直径 envelope_diameter149.9
壳层 Rg shell_rg50.93
包络 Rg envelope_rg43.42
形状 Rg shape_rg44.94
总 Rg total_rg45.30
总原子数 total_atoms14224
残基数 n_residues1831
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 dmax144.0
Rg (实空间) rg_real45.13
Rg 误差 (实空间) rg_real_error1.19
I(0) (实空间) i0_real5.6540e+08
I(0) 误差 (实空间) i0_real_error1.0630e+07
Rg (倒空间) rg_reciprocal45.31
I(0) (倒空间) i0_reciprocal565500000.0000
解质量估计 total_estimate0.8929
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks1
主峰位置 r_peak_primary65.8
偏度 Skewness skewness0.097
峰度 Kurtosis kurtosis-0.562
角度范围 angular_range— – 0.1750 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha46380000.0000
实空间数据点数 n_real_points36
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.922; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.837

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) 20 domains

SCOP 2.08 (8 domains)

结构域编号 domain_idd4i1oa1
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family familyc.37.1.8 — G proteins
结构域编号 domain_idd4i1oa2
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_idd4i1oc1
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family familyc.37.1.8 — G proteins
结构域编号 domain_idd4i1oc2
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_idd4i1oe1
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family familyc.37.1.8 — G proteins
结构域编号 domain_idd4i1oe2
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_idd4i1og1
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family familyc.37.1.8 — G proteins
结构域编号 domain_idd4i1og2
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 (12 domains)

结构域编号 domain_id4i1oA00
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 superfamily300 — P-loop containing nucleotide triphosphate hydrolases
结构域编号 domain_id4i1oB01
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
同源超家族 H-superfamily homologous superfamily1700
结构域编号 domain_id4i1oB02
类 Class class1 — Mainly Alpha
架构 Architecture architecture25 — Alpha Horseshoe
拓扑 Topology topology40 — Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat
同源超家族 H-superfamily homologous superfamily830
结构域编号 domain_id4i1oC00
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 superfamily300 — P-loop containing nucleotide triphosphate hydrolases
结构域编号 domain_id4i1oD01
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
同源超家族 H-superfamily homologous superfamily1700
结构域编号 domain_id4i1oD02
类 Class class1 — Mainly Alpha
架构 Architecture architecture25 — Alpha Horseshoe
拓扑 Topology topology40 — Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat
同源超家族 H-superfamily homologous superfamily830
结构域编号 domain_id4i1oE00
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 superfamily300 — P-loop containing nucleotide triphosphate hydrolases
结构域编号 domain_id4i1oF01
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
同源超家族 H-superfamily homologous superfamily1700
结构域编号 domain_id4i1oF02
类 Class class1 — Mainly Alpha
架构 Architecture architecture25 — Alpha Horseshoe
拓扑 Topology topology40 — Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat
同源超家族 H-superfamily homologous superfamily830
结构域编号 domain_id4i1oG00
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 superfamily300 — P-loop containing nucleotide triphosphate hydrolases
结构域编号 domain_id4i1oH01
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
同源超家族 H-superfamily homologous superfamily1700
结构域编号 domain_id4i1oH02
类 Class class1 — Mainly Alpha
架构 Architecture architecture25 — Alpha Horseshoe
拓扑 Topology topology40 — Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat
同源超家族 H-superfamily homologous superfamily830

8. 引用文献 (1)

9. 文件与曲线 (10)