Escherichia coli K-12
| 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 | GUANOSINE-5'-DIPHOSPHATE × 1 SULFATE ION × 5 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 water × 1 | 与蛋白数一致 |
| 2 | 蛋白单体 | 单体 | 蛋白 1 | GUANOSINE-5'-DIPHOSPHATE × 1 SULFATE ION × 8 water × 1 | 与蛋白数一致 |
| UniProt名称 | ERA_ECOLI |
| Isoform | — |
| PDB实体 | 1 |
| 链与序列区间 | 作者链 A； PDB构建体 1–301； UniProt 1–301 作者链 B； PDB构建体 1–301； UniProt 1–301 |
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 | 3ieu |
| 沉积日期 deposition_date | 2009-07-23 |
| 结构标题 title | Crystal Structure of ERA in Complex with GDP |
| 关键词 keywords | ;ERA, GTPase, KH domain, GDP, Cell membrane, GTP-binding, Membrane, Nucleotide-binding, Phosphoprotein, RNA-binding, Nucleotide binding protein ;; Nucleotide 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 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)
| Rg（Guinier） | 21.78 Å |
| Rg（电子密度） | 20.79 Å |
| 总 Rg | 21.59 Å |
| 原子数 | 2371 |
| 残基数 | 293 |
| 排除体积 | 42190 ų |
| 最大 q | 0.500 Å⁻¹ |
| 结构域编号 domain_id | d3ieua1 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.37 — P-loop containing nucleoside triphosphate hydrolases |
| 超家族 Superfamily superfamily | c.37.1 — P-loop containing nucleoside triphosphate hydrolases |
| 家族 Family family | c.37.1.8 — G proteins |
| 结构域编号 domain_id | d3ieua2 |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.52 — Alpha-lytic protease prodomain-like |
| 超家族 Superfamily superfamily | d.52.3 — Prokaryotic type KH domain (KH-domain type II) |
| 家族 Family family | d.52.3.1 — Prokaryotic type KH domain (KH-domain type II) |
| 结构域编号 domain_id | d3ieub1 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.37 — P-loop containing nucleoside triphosphate hydrolases |
| 超家族 Superfamily superfamily | c.37.1 — P-loop containing nucleoside triphosphate hydrolases |
| 家族 Family family | c.37.1.8 — G proteins |
| 结构域编号 domain_id | d3ieub2 |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.52 — Alpha-lytic protease prodomain-like |
| 超家族 Superfamily superfamily | d.52.3 — Prokaryotic type KH domain (KH-domain type II) |
| 家族 Family family | d.52.3.1 — Prokaryotic type KH domain (KH-domain type II) |
| 结构域编号 domain_id | 3ieuA01 |
| 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 | 300 — P-loop containing nucleotide triphosphate hydrolases |
| 结构域编号 domain_id | 3ieuA02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 300 — GMP Synthetase; Chain A, domain 3 |
| 同源超家族 H-superfamily homologous superfamily | 20 — K homology (KH) domain |
| 结构域编号 domain_id | 3ieuB01 |
| 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 | 300 — P-loop containing nucleotide triphosphate hydrolases |
| 结构域编号 domain_id | 3ieuB02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 300 — GMP Synthetase; Chain A, domain 3 |
| 同源超家族 H-superfamily homologous superfamily | 20 — K homology (KH) domain |