3g0c

Crystal structure of dipeptidyl peptidase IV in complex with a pyrimidinedione inhibitor 1

Method: X-RAY DIFFRACTION Dmax: 191.9 Å Quality: GOOD

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

Dipeptidyl peptidase 4

Homo sapiens

UniProt P27487

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 同源多聚体 蛋白 × 2 其他聚合物 3 PDB 声明:dimeric(2) 与蛋白拷贝数一致 链 A; UniProt 39–766 链 B; UniProt 39–766 片段:UNP residues 39-766 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 3 RUF 7-(2-chlorobenzyl)-1,3-dimethyl-8-piperazin-1-yl-3,7-dihydro-1H-purine-2,6-dione × 2 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 8 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION;pH 7.8;277 K;22.5% PEG MME 200, 0.1M Bicine pH 7.8, VAPOR DIFFUSION, temperature 277K 分辨率 2.69 Å R-free 0.248
2 其他组合 同源多聚体 蛋白 × 2 其他聚合物 2 PDB 声明:dimeric(2) 与蛋白拷贝数一致 链 C; UniProt 39–766 链 D; UniProt 39–766 片段:UNP residues 39-766 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 2 RUF 7-(2-chlorobenzyl)-1,3-dimethyl-8-piperazin-1-yl-3,7-dihydro-1H-purine-2,6-dione × 2 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION;pH 7.8;277 K;22.5% PEG MME 200, 0.1M Bicine pH 7.8, VAPOR DIFFUSION, temperature 277K 分辨率 2.69 Å R-free 0.248
3 其他组合 单体 蛋白 × 1 其他聚合物 2 PDB 声明:monomeric(1) 与蛋白拷贝数一致 链 A; UniProt 39–766 片段:UNP residues 39-766 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 2 RUF 7-(2-chlorobenzyl)-1,3-dimethyl-8-piperazin-1-yl-3,7-dihydro-1H-purine-2,6-dione × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION;pH 7.8;277 K;22.5% PEG MME 200, 0.1M Bicine pH 7.8, VAPOR DIFFUSION, temperature 277K 分辨率 2.69 Å R-free 0.248
4 其他组合 单体 蛋白 × 1 其他聚合物 1 PDB 声明:monomeric(1) 与蛋白拷贝数一致 链 B; UniProt 39–766 片段:UNP residues 39-766 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 RUF 7-(2-chlorobenzyl)-1,3-dimethyl-8-piperazin-1-yl-3,7-dihydro-1H-purine-2,6-dione × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION;pH 7.8;277 K;22.5% PEG MME 200, 0.1M Bicine pH 7.8, VAPOR DIFFUSION, temperature 277K 分辨率 2.69 Å R-free 0.248
5 其他组合 单体 蛋白 × 1 其他聚合物 1 PDB 声明:monomeric(1) 与蛋白拷贝数一致 链 C; UniProt 39–766 片段:UNP residues 39-766 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 RUF 7-(2-chlorobenzyl)-1,3-dimethyl-8-piperazin-1-yl-3,7-dihydro-1H-purine-2,6-dione × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION;pH 7.8;277 K;22.5% PEG MME 200, 0.1M Bicine pH 7.8, VAPOR DIFFUSION, temperature 277K 分辨率 2.69 Å R-free 0.248
6 其他组合 单体 蛋白 × 1 其他聚合物 1 PDB 声明:monomeric(1) 与蛋白拷贝数一致 链 D; UniProt 39–766 片段:UNP residues 39-766 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 RUF 7-(2-chlorobenzyl)-1,3-dimethyl-8-piperazin-1-yl-3,7-dihydro-1H-purine-2,6-dione × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION;pH 7.8;277 K;22.5% PEG MME 200, 0.1M Bicine pH 7.8, VAPOR DIFFUSION, temperature 277K 分辨率 2.69 Å R-free 0.248

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 113 个其他 PDB 条目、164 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 DPP4_HUMAN
Isoform
PDB实体 1
链与序列区间 作者链 A; PDB构建体 13–740; UniProt 39–766 作者链 B; PDB构建体 13–740; UniProt 39–766 作者链 C; PDB构建体 13–740; UniProt 39–766 作者链 D; PDB构建体 13–740; UniProt 39–766

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 3g0c

P(r) 距离分布 P(r) Distribution

P(r) distribution for 3g0c
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2. 结构基本信息 2. Structure Basics

条目编号 entry_id3g0c
沉积日期 deposition_date2009-01-27
结构标题 titleCrystal structure of dipeptidyl peptidase IV in complex with a pyrimidinedione inhibitor 1
关键词 keywords;DPP4, pyrimidinone, pyrimidindione, Aminopeptidase, Cell membrane, Glycoprotein, Hydrolase, Membrane, Protease, Secreted, Serine protease, Signal-anchor, Transmembrane, HYDROLASE-HYDROLASE INHIBITOR complex ;; HYDROLASE/HYDROLASE INHIBITOR
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_guinier58.61
回转半径 Rg (电子) rg_electron58.61
零角强度 I(0) i01629480000.00
分子量 molecular_weight341850.0 kDa
排除体积 excluded_volume428060 ų
包络体积 envelope_volume618770 ų
水化壳体积 shell_volume91658 ų
包络直径 envelope_diameter187.9
壳层 Rg shell_rg56.01
包络 Rg envelope_rg57.41
形状 Rg shape_rg58.62
总 Rg total_rg58.51
总原子数 total_atoms24159
残基数 n_residues2900
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 dmax191.9
Rg (实空间) rg_real58.55
Rg 误差 (实空间) rg_real_error2.08
I(0) (实空间) i0_real1.6290e+09
I(0) 误差 (实空间) i0_real_error3.4110e+07
Rg (倒空间) rg_reciprocal58.61
I(0) (倒空间) i0_reciprocal1630000000.0000
解质量估计 total_estimate0.8781
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks3
主峰位置 r_peak_primary85.3
偏度 Skewness skewness0.124
峰度 Kurtosis kurtosis-0.845
角度范围 angular_range— – 0.1350 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha324000000.0000
实空间数据点数 n_real_points28
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.879; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.965; Smooth: 0.809

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

6. 实体与聚合物信息 Entities & Polymers (5)

7. 折叠分类 (SCOP + CATH) 17 domains

SCOP 2.08 (9 domains)

结构域编号 domain_idd3g0ca1
类 Class classb — All beta proteins
折叠类型 Fold foldb.70 — 8-bladed beta-propeller
超家族 Superfamily superfamilyb.70.3 — DPP6 N-terminal domain-like
家族 Family familyb.70.3.1 — DPP6 N-terminal domain-like
结构域编号 domain_idd3g0ca2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.69 — alpha/beta-Hydrolases
超家族 Superfamily superfamilyc.69.1 — alpha/beta-Hydrolases
家族 Family familyc.69.1.0 — automated matches
结构域编号 domain_idd3g0cb1
类 Class classb — All beta proteins
折叠类型 Fold foldb.70 — 8-bladed beta-propeller
超家族 Superfamily superfamilyb.70.3 — DPP6 N-terminal domain-like
家族 Family familyb.70.3.1 — DPP6 N-terminal domain-like
结构域编号 domain_idd3g0cb2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.69 — alpha/beta-Hydrolases
超家族 Superfamily superfamilyc.69.1 — alpha/beta-Hydrolases
家族 Family familyc.69.1.0 — automated matches
结构域编号 domain_idd3g0cb3
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_idd3g0cc1
类 Class classb — All beta proteins
折叠类型 Fold foldb.70 — 8-bladed beta-propeller
超家族 Superfamily superfamilyb.70.3 — DPP6 N-terminal domain-like
家族 Family familyb.70.3.1 — DPP6 N-terminal domain-like
结构域编号 domain_idd3g0cc2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.69 — alpha/beta-Hydrolases
超家族 Superfamily superfamilyc.69.1 — alpha/beta-Hydrolases
家族 Family familyc.69.1.0 — automated matches
结构域编号 domain_idd3g0cd1
类 Class classb — All beta proteins
折叠类型 Fold foldb.70 — 8-bladed beta-propeller
超家族 Superfamily superfamilyb.70.3 — DPP6 N-terminal domain-like
家族 Family familyb.70.3.1 — DPP6 N-terminal domain-like
结构域编号 domain_idd3g0cd2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.69 — alpha/beta-Hydrolases
超家族 Superfamily superfamilyc.69.1 — alpha/beta-Hydrolases
家族 Family familyc.69.1.0 — automated matches

CATH v4.4 (8 domains)

结构域编号 domain_id3g0cA01
类 Class class2 — Mainly Beta
架构 Architecture architecture140 — 8 Propeller
拓扑 Topology topology10 — Methanol Dehydrogenase; Chain A
同源超家族 H-superfamily homologous superfamily30 — Dipeptidylpeptidase IV, N-terminal domain
结构域编号 domain_id3g0cA02
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 superfamily1820 — Alpha/Beta hydrolase fold, catalytic domain
结构域编号 domain_id3g0cB01
类 Class class2 — Mainly Beta
架构 Architecture architecture140 — 8 Propeller
拓扑 Topology topology10 — Methanol Dehydrogenase; Chain A
同源超家族 H-superfamily homologous superfamily30 — Dipeptidylpeptidase IV, N-terminal domain
结构域编号 domain_id3g0cB02
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 superfamily1820 — Alpha/Beta hydrolase fold, catalytic domain
结构域编号 domain_id3g0cC01
类 Class class2 — Mainly Beta
架构 Architecture architecture140 — 8 Propeller
拓扑 Topology topology10 — Methanol Dehydrogenase; Chain A
同源超家族 H-superfamily homologous superfamily30 — Dipeptidylpeptidase IV, N-terminal domain
结构域编号 domain_id3g0cC02
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 superfamily1820 — Alpha/Beta hydrolase fold, catalytic domain
结构域编号 domain_id3g0cD01
类 Class class2 — Mainly Beta
架构 Architecture architecture140 — 8 Propeller
拓扑 Topology topology10 — Methanol Dehydrogenase; Chain A
同源超家族 H-superfamily homologous superfamily30 — Dipeptidylpeptidase IV, N-terminal domain
结构域编号 domain_id3g0cD02
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 superfamily1820 — Alpha/Beta hydrolase fold, catalytic domain

8. 引用文献 (1)

9. 文件与曲线 (10)