Enterobacteria phage T5
| Assembly | 物理组成 | 蛋白状态 | 分子拷贝数 | 共同组分 | 数据核对 |
|---|---|---|---|---|---|
| 1 | 蛋白单体 | 单体 | 蛋白 1 | water × 1 | 与蛋白数一致 |
| 2 | 蛋白单体 | 单体 | 蛋白 1 | water × 1 | 与蛋白数一致 |
| UniProt名称 | EXO5_BPT5 |
| Isoform | — |
| PDB实体 | 1 |
| 链与序列区间 | 作者链 A； PDB构建体 1–290； UniProt 1–290 作者链 B； PDB构建体 1–290； UniProt 1–290 |
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。
| 条目编号 entry_id | 1exn |
| 沉积日期 deposition_date | 1997-01-17 |
| 结构标题 title | T5 5'-EXONUCLEASE |
| 关键词 keywords | HYDROLASE, EXONUCLEASE, NUCLEASE; NUCLEASE |
| 实验方法 method | X-RAY DIFFRACTION |
页面只读取最新 assembly 计算结果。每一条曲线都对应明确的 PDB、official biological assembly 和 coordinate model。
Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)
| Rg（Guinier） | 20.49 Å |
| Rg（电子密度） | 19.59 Å |
| 总 Rg | 20.45 Å |
| 原子数 | 2194 |
| 残基数 | 267 |
| 排除体积 | 39119 ų |
| 最大 q | 0.500 Å⁻¹ |
| 结构域编号 domain_id | d1exna1 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.60 — SAM domain-like |
| 超家族 Superfamily superfamily | a.60.7 — 5' to 3' exonuclease, C-terminal subdomain |
| 家族 Family family | a.60.7.1 — 5' to 3' exonuclease, C-terminal subdomain |
| 结构域编号 domain_id | d1exna2 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.120 — PIN domain-like |
| 超家族 Superfamily superfamily | c.120.1 — PIN domain-like |
| 家族 Family family | c.120.1.2 — 5' to 3' exonuclease catalytic domain |
| 结构域编号 domain_id | d1exnb1 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.60 — SAM domain-like |
| 超家族 Superfamily superfamily | a.60.7 — 5' to 3' exonuclease, C-terminal subdomain |
| 家族 Family family | a.60.7.1 — 5' to 3' exonuclease, C-terminal subdomain |
| 结构域编号 domain_id | d1exnb2 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.120 — PIN domain-like |
| 超家族 Superfamily superfamily | c.120.1 — PIN domain-like |
| 家族 Family family | c.120.1.2 — 5' to 3' exonuclease catalytic domain |
| 结构域编号 domain_id | 1exnA01 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 150 — DNA polymerase; domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 20 — 5' to 3' exonuclease, C-terminal subdomain |
| 结构域编号 domain_id | 1exnA02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 50 — Rossmann fold |
| 同源超家族 H-superfamily homologous superfamily | 1010 — 5'-nuclease |
| 结构域编号 domain_id | 1exnB01 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 150 — DNA polymerase; domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 20 — 5' to 3' exonuclease, C-terminal subdomain |
| 结构域编号 domain_id | 1exnB02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 50 — Rossmann fold |
| 同源超家族 H-superfamily homologous superfamily | 1010 — 5'-nuclease |