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–DNA | 同源多聚体 | 蛋白 4 DNA 2 | CONSENSUS DNA OPERATOR DUPLEX WITH THE CENTRAL TA STEP MUTATED TO AT × 2 S-ADENOSYLMETHIONINE × 4 CALCIUM ION × 1 water × 6 | 与全部聚合物一致 |
| UniProt名称 | METJ_ECOLI |
| Isoform | — |
| PDB实体 | 2 |
| 链与序列区间 | 作者链 A； PDB构建体 1–104； UniProt 1–104 作者链 B； PDB构建体 1–104； UniProt 1–104 作者链 C； PDB构建体 1–104； UniProt 1–104 作者链 D； PDB构建体 1–104； UniProt 1–104 |
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 | 1mjo |
| 沉积日期 deposition_date | 1998-01-28 |
| 结构标题 title | METHIONINE HOLOREPRESSOR MUTANT (Q44K) PLUS COREPRESSOR (S-ADENOSYL METHIONINE) COMPLEXED TO THE MINIMAL MET CONSENSUS OPERATOR WITH THE CENTRAL TA STEP MUTATED TO AT |
| 关键词 keywords | ;TRANSCRIPTION REGULATION, METJ, METHIONINE REPRESSOR, SHEET-HELIX-HELIX, S-ADENOSYL METHIONINE, DNA, COMPLEX (TRANSCRIPTION REGULATION-DNA), TRANSCRIPTION-DNA COMPLEX ;; TRANSCRIPTION/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） | 25.91 Å |
| Rg（电子密度） | 25.14 Å |
| 总 Rg | 25.87 Å |
| 原子数 | 4261 |
| 残基数 | 454 |
| 排除体积 | 73048 ų |
| 最大 q | 0.500 Å⁻¹ |
| 结构域编号 domain_id | d1mjoa_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.43 — Ribbon-helix-helix |
| 超家族 Superfamily superfamily | a.43.1 — Ribbon-helix-helix |
| 家族 Family family | a.43.1.5 — Met repressor, MetJ (MetR) |
| 结构域编号 domain_id | d1mjob_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.43 — Ribbon-helix-helix |
| 超家族 Superfamily superfamily | a.43.1 — Ribbon-helix-helix |
| 家族 Family family | a.43.1.5 — Met repressor, MetJ (MetR) |
| 结构域编号 domain_id | d1mjoc_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.43 — Ribbon-helix-helix |
| 超家族 Superfamily superfamily | a.43.1 — Ribbon-helix-helix |
| 家族 Family family | a.43.1.5 — Met repressor, MetJ (MetR) |
| 结构域编号 domain_id | d1mjod_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.43 — Ribbon-helix-helix |
| 超家族 Superfamily superfamily | a.43.1 — Ribbon-helix-helix |
| 家族 Family family | a.43.1.5 — Met repressor, MetJ (MetR) |
| 结构域编号 domain_id | 1mjoA00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 140 — MET Apo-Repressor, subunit A |
| 同源超家族 H-superfamily homologous superfamily | 10 — MET Apo-Repressor, subunit A |
| 结构域编号 domain_id | 1mjoB00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 140 — MET Apo-Repressor, subunit A |
| 同源超家族 H-superfamily homologous superfamily | 10 — MET Apo-Repressor, subunit A |
| 结构域编号 domain_id | 1mjoC00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 140 — MET Apo-Repressor, subunit A |
| 同源超家族 H-superfamily homologous superfamily | 10 — MET Apo-Repressor, subunit A |
| 结构域编号 domain_id | 1mjoD00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 140 — MET Apo-Repressor, subunit A |
| 同源超家族 H-superfamily homologous superfamily | 10 — MET Apo-Repressor, subunit A |