Enterobacteria phage T4
| 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–DNA | 同源多聚体 | 蛋白 2 DNA 2 | 5'-D(*AP*CP*AP*GP*GP*AP*TP*CP*CP*TP*GP*T)-3' × 2 IODIDE ION × 2 S-ADENOSYL-L-HOMOCYSTEINE × 2 | 与全部聚合物一致 |
| UniProt名称 | DMA_BPT4 |
| Isoform | — |
| PDB实体 | 2 |
| 链与序列区间 | 作者链 A； PDB构建体 1–259； UniProt 1–259 作者链 B； PDB构建体 1–259； UniProt 1–259 |
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 | 1q0t |
| 沉积日期 deposition_date | 2003-07-17 |
| 结构标题 title | Ternary Structure of T4DAM with AdoHcy and DNA |
| 关键词 keywords | T4DAM, Methyltransferase, DNA, Transferase-DNA COMPLEX; Transferase/DNA |
| 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） | 30.07 Å |
| Rg（电子密度） | 30.74 Å |
| 总 Rg | 31.03 Å |
| 原子数 | 4538 |
| 残基数 | 506 |
| 排除体积 | 79687 ų |
| 最大 q | 0.500 Å⁻¹ |
| 结构域编号 domain_id | d1q0ta_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.66 — S-adenosyl-L-methionine-dependent methyltransferases |
| 超家族 Superfamily superfamily | c.66.1 — S-adenosyl-L-methionine-dependent methyltransferases |
| 家族 Family family | c.66.1.28 — N6 adenine-specific DNA methylase, DAM |
| 结构域编号 domain_id | d1q0tb_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.66 — S-adenosyl-L-methionine-dependent methyltransferases |
| 超家族 Superfamily superfamily | c.66.1 — S-adenosyl-L-methionine-dependent methyltransferases |
| 家族 Family family | c.66.1.28 — N6 adenine-specific DNA methylase, DAM |
| 结构域编号 domain_id | 1q0tA01 |
| 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 | 150 — Vaccinia Virus protein VP39 |
| 结构域编号 domain_id | 1q0tA02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 1020 — Adenine-specific Methyltransferase; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Adenine-specific Methyltransferase, Domain 2 |
| 结构域编号 domain_id | 1q0tB01 |
| 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 | 150 — Vaccinia Virus protein VP39 |
| 结构域编号 domain_id | 1q0tB02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 1020 — Adenine-specific Methyltransferase; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Adenine-specific Methyltransferase, Domain 2 |