Escherichia coli
| Assembly | 物理组成 | 蛋白状态 | 分子拷贝数 | 共同组分 | 数据核对 |
|---|---|---|---|---|---|
| 1 | 蛋白同源多聚体 | 同源多聚体 | 蛋白 4 | COPPER (II) ION × 4 water × 4 | 与蛋白数一致 |
| 2 | 蛋白同源多聚体 | 同源多聚体 | 蛋白 2 | COPPER (II) ION × 2 water × 2 | 与蛋白数一致 |
| 3 | 蛋白同源多聚体 | 同源多聚体 | 蛋白 2 | COPPER (II) ION × 2 water × 2 | 与蛋白数一致 |
| UniProt名称 | NIKR_ECOLI |
| Isoform | — |
| PDB实体 | 1 |
| 链与序列区间 | 作者链 A； PDB构建体 1–86； UniProt 48–133 作者链 B； PDB构建体 1–86； UniProt 48–133 作者链 C； PDB构建体 1–86； UniProt 48–133 作者链 D； PDB构建体 1–86； UniProt 48–133 |
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 | 3bkt |
| 沉积日期 deposition_date | 2007-12-07 |
| 结构标题 title | Copper-bound C-terminal Domain of NikR |
| 关键词 keywords | ;NikR, nickel regulatory protein, transcription factor, beta sandwich, DNA-binding, Metal-binding, Repressor, Transcription regulation, METAL BINDING PROTEIN ;; METAL BINDING PROTEIN |
| 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 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)
| Rg（Guinier） | 17.57 Å |
| Rg（电子密度） | 16.11 Å |
| 总 Rg | 16.97 Å |
| 原子数 | 1293 |
| 残基数 | 166 |
| 排除体积 | 22547 ų |
| 最大 q | 0.500 Å⁻¹ |
| 结构域编号 domain_id | d3bkta_ |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.58 — Ferredoxin-like |
| 超家族 Superfamily superfamily | d.58.18 — ACT-like |
| 家族 Family family | d.58.18.4 — Nickel responsive regulator NikR, C-terminal domain |
| 结构域编号 domain_id | d3bktb_ |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.58 — Ferredoxin-like |
| 超家族 Superfamily superfamily | d.58.18 — ACT-like |
| 家族 Family family | d.58.18.4 — Nickel responsive regulator NikR, C-terminal domain |
| 结构域编号 domain_id | d3bktc_ |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.58 — Ferredoxin-like |
| 超家族 Superfamily superfamily | d.58.18 — ACT-like |
| 家族 Family family | d.58.18.4 — Nickel responsive regulator NikR, C-terminal domain |
| 结构域编号 domain_id | d3bktd_ |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.58 — Ferredoxin-like |
| 超家族 Superfamily superfamily | d.58.18 — ACT-like |
| 家族 Family family | d.58.18.4 — Nickel responsive regulator NikR, C-terminal domain |
| 结构域编号 domain_id | 3bktA00 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 70 — Alpha-Beta Plaits |
| 同源超家族 H-superfamily homologous superfamily | 1150 — ACT-like. Chain A, domain 2 |
| 结构域编号 domain_id | 3bktB00 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 70 — Alpha-Beta Plaits |
| 同源超家族 H-superfamily homologous superfamily | 1150 — ACT-like. Chain A, domain 2 |
| 结构域编号 domain_id | 3bktC00 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 70 — Alpha-Beta Plaits |
| 同源超家族 H-superfamily homologous superfamily | 1150 — ACT-like. Chain A, domain 2 |
| 结构域编号 domain_id | 3bktD00 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 70 — Alpha-Beta Plaits |
| 同源超家族 H-superfamily homologous superfamily | 1150 — ACT-like. Chain A, domain 2 |