1bgx

TAQ POLYMERASE IN COMPLEX WITH TP7, AN INHIBITORY FAB

Method: X-RAY DIFFRACTION Dmax: 118.3 Å Quality: GOOD

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

TAQ DNA POLYMERASE

Thermus aquaticus

UniProt P19821

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 T; UniProt 1–832 未记录 TP7 MAB × 1 TP7 MAB × 1 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 7.4;277 K;PROTEIN WAS CRYSTALLIZED FROM 22% PEG 3350, 200 MM TRIS/HCL, PH 7.4. COMPLEX WAS MADE AT A PROTEIN CONCENTRATION OF 0.5 MG/ML, LEFT FOR 2-3 DAYS AT 4 DEGREES CELSIUS, CONCENTRATED TO 5MG/ML PROTEIN AND CRYSTALLIZATION CARRIED OUT IN HANGING DROPS., vapor diffusion - hanging drop, temperature 277K 分辨率 2.30 Å R-free 0.253

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 81 个其他 PDB 条目、83 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 DPO1_THEAQ
Isoform
PDB实体 1
链与序列区间 作者链 T; PDB构建体 1–832; UniProt 1–832

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 1bgx

P(r) 距离分布 P(r) Distribution

P(r) distribution for 1bgx
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2. 结构基本信息 2. Structure Basics

条目编号 entry_id1bgx
沉积日期 deposition_date1998-06-02
结构标题 titleTAQ POLYMERASE IN COMPLEX WITH TP7, AN INHIBITORY FAB
关键词 keywords;DNA POLYMERASE, FAB, PCR, INHIBITION, HELIX-COIL DYNAMICS, INHIBITOR DESIGN, COMPLEX (POLYMERASE-INHIBITOR), COMPLEX (POLYMERASE-INHIBITOR) complex ;; COMPLEX (POLYMERASE/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_guinier36.39
回转半径 Rg (电子) rg_electron35.76
零角强度 I(0) i0291508000.00
分子量 molecular_weight139090.0 kDa
排除体积 excluded_volume174820 ų
包络体积 envelope_volume235570 ų
水化壳体积 shell_volume54500 ų
包络直径 envelope_diameter119.4
壳层 Rg shell_rg42.42
包络 Rg envelope_rg35.46
形状 Rg shape_rg35.75
总 Rg total_rg36.28
总原子数 total_atoms9815
残基数 n_residues1247
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 dmax118.3
Rg (实空间) rg_real36.34
Rg 误差 (实空间) rg_real_error0.84
I(0) (实空间) i0_real2.9150e+08
I(0) 误差 (实空间) i0_real_error4.3770e+06
Rg (倒空间) rg_reciprocal36.38
I(0) (倒空间) i0_reciprocal291500000.0000
解质量估计 total_estimate0.8890
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks1
主峰位置 r_peak_primary41.3
偏度 Skewness skewness0.300
峰度 Kurtosis kurtosis-0.429
角度范围 angular_range— – 0.2150 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha59210000.0000
实空间数据点数 n_real_points44
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.902; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.850

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

6. 实体与聚合物信息 Entities & Polymers (4)

7. 折叠分类 (SCOP + CATH) 18 domains

SCOP 2.08 (8 domains)

结构域编号 domain_idd1bgxh1
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_idd1bgxh2
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_idd1bgxl1
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_idd1bgxl2
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_idd1bgxt1
类 Class classa — All alpha proteins
折叠类型 Fold folda.60 — SAM domain-like
超家族 Superfamily superfamilya.60.7 — 5' to 3' exonuclease, C-terminal subdomain
家族 Family familya.60.7.1 — 5' to 3' exonuclease, C-terminal subdomain
结构域编号 domain_idd1bgxt2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.120 — PIN domain-like
超家族 Superfamily superfamilyc.120.1 — PIN domain-like
家族 Family familyc.120.1.2 — 5' to 3' exonuclease catalytic domain
结构域编号 domain_idd1bgxt3
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.55 — Ribonuclease H-like motif
超家族 Superfamily superfamilyc.55.3 — Ribonuclease H-like
家族 Family familyc.55.3.5 — DnaQ-like 3'-5' exonuclease
结构域编号 domain_idd1bgxt4
类 Class classe — Multi-domain proteins (alpha and beta)
折叠类型 Fold folde.8 — DNA/RNA polymerases
超家族 Superfamily superfamilye.8.1 — DNA/RNA polymerases
家族 Family familye.8.1.1 — DNA polymerase I

CATH v4.4 (10 domains)

结构域编号 domain_id1bgxH01
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_id1bgxH02
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_id1bgxL01
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_id1bgxL02
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_id1bgxT01
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 superfamily1010 — 5'-nuclease
结构域编号 domain_id1bgxT02
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology150 — DNA polymerase; domain 1
同源超家族 H-superfamily homologous superfamily20 — 5' to 3' exonuclease, C-terminal subdomain
结构域编号 domain_id1bgxT03
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology420 — Nucleotidyltransferase; domain 5
同源超家族 H-superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H
结构域编号 domain_id1bgxT04
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology1060 — Taq DNA Polymerase; Chain T, domain 4
同源超家族 H-superfamily homologous superfamily10 — Taq DNA Polymerase; Chain T, domain 4
结构域编号 domain_id1bgxT05
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily370
结构域编号 domain_id1bgxT06
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology150 — DNA polymerase; domain 1
同源超家族 H-superfamily homologous superfamily20 — 5' to 3' exonuclease, C-terminal subdomain

8. 引用文献 (2)

9. 文件与曲线 (10)