Mycobacterium tuberculosis
| 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 | mbtA/mbtB operator strand 1 × 1 mbtA/mbtB operator strand 2 × 1 NICKEL (II) ION × 12 SODIUM ION × 3 water × 6 | 与全部聚合物一致 |
| UniProt名称 | IDER_MYCTU |
| Isoform | — |
| PDB实体 | 3 |
| 链与序列区间 | 作者链 A； PDB构建体 1–140； UniProt 1–140 作者链 B； PDB构建体 1–140； UniProt 1–140 作者链 C； PDB构建体 1–140； UniProt 1–140 作者链 D； PDB构建体 1–140； UniProt 1–140 |
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 | 2isz |
| 沉积日期 deposition_date | 2006-10-18 |
| 结构标题 title | Crystal structure of a two-domain IdeR-DNA complex crystal form I |
| 关键词 keywords | DNA-binding protein, 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） | 32.35 Å |
| Rg（电子密度） | 32.19 Å |
| 总 Rg | 32.52 Å |
| 原子数 | 5802 |
| 残基数 | 626 |
| 排除体积 | 98985 ų |
| 最大 q | 0.500 Å⁻¹ |
| 结构域编号 domain_id | d2isza1 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.4 — DNA/RNA-binding 3-helical bundle |
| 超家族 Superfamily superfamily | a.4.5 — 'Winged helix' DNA-binding domain |
| 家族 Family family | a.4.5.24 — Iron-dependent repressor protein |
| 结构域编号 domain_id | d2isza2 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.76 — Iron-dependent repressor protein, dimerization domain |
| 超家族 Superfamily superfamily | a.76.1 — Iron-dependent repressor protein, dimerization domain |
| 家族 Family family | a.76.1.1 — Iron-dependent repressor protein, dimerization domain |
| 结构域编号 domain_id | d2iszb1 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.4 — DNA/RNA-binding 3-helical bundle |
| 超家族 Superfamily superfamily | a.4.5 — 'Winged helix' DNA-binding domain |
| 家族 Family family | a.4.5.24 — Iron-dependent repressor protein |
| 结构域编号 domain_id | d2iszb2 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.76 — Iron-dependent repressor protein, dimerization domain |
| 超家族 Superfamily superfamily | a.76.1 — Iron-dependent repressor protein, dimerization domain |
| 家族 Family family | a.76.1.1 — Iron-dependent repressor protein, dimerization domain |
| 结构域编号 domain_id | d2iszc1 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.4 — DNA/RNA-binding 3-helical bundle |
| 超家族 Superfamily superfamily | a.4.5 — 'Winged helix' DNA-binding domain |
| 家族 Family family | a.4.5.24 — Iron-dependent repressor protein |
| 结构域编号 domain_id | d2iszc2 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.76 — Iron-dependent repressor protein, dimerization domain |
| 超家族 Superfamily superfamily | a.76.1 — Iron-dependent repressor protein, dimerization domain |
| 家族 Family family | a.76.1.1 — Iron-dependent repressor protein, dimerization domain |
| 结构域编号 domain_id | d2iszd1 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.4 — DNA/RNA-binding 3-helical bundle |
| 超家族 Superfamily superfamily | a.4.5 — 'Winged helix' DNA-binding domain |
| 家族 Family family | a.4.5.24 — Iron-dependent repressor protein |
| 结构域编号 domain_id | d2iszd2 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.76 — Iron-dependent repressor protein, dimerization domain |
| 超家族 Superfamily superfamily | a.76.1 — Iron-dependent repressor protein, dimerization domain |
| 家族 Family family | a.76.1.1 — Iron-dependent repressor protein, dimerization domain |
| 结构域编号 domain_id | 2iszA01 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 10 — Arc Repressor Mutant, subunit A |
| 同源超家族 H-superfamily homologous superfamily | 10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain |
| 结构域编号 domain_id | 2iszA02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 60 — Diphtheria Toxin Repressor; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Iron dependent repressor, metal binding and dimerisation domain |
| 结构域编号 domain_id | 2iszB01 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 10 — Arc Repressor Mutant, subunit A |
| 同源超家族 H-superfamily homologous superfamily | 10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain |
| 结构域编号 domain_id | 2iszB02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 60 — Diphtheria Toxin Repressor; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Iron dependent repressor, metal binding and dimerisation domain |
| 结构域编号 domain_id | 2iszC01 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 10 — Arc Repressor Mutant, subunit A |
| 同源超家族 H-superfamily homologous superfamily | 10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain |
| 结构域编号 domain_id | 2iszC02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 60 — Diphtheria Toxin Repressor; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Iron dependent repressor, metal binding and dimerisation domain |
| 结构域编号 domain_id | 2iszD01 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 10 — Arc Repressor Mutant, subunit A |
| 同源超家族 H-superfamily homologous superfamily | 10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain |
| 结构域编号 domain_id | 2iszD02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 60 — Diphtheria Toxin Repressor; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Iron dependent repressor, metal binding and dimerisation domain |