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 | water × 4 | 与蛋白数一致 |
| UniProt名称 | CHEY_ECOLI |
| Isoform | — |
| PDB实体 | 1 |
| 链与序列区间 | 作者链 A； PDB构建体 3–129； UniProt 2–128 作者链 B； PDB构建体 3–129； UniProt 2–128 作者链 C； PDB构建体 3–129； UniProt 2–128 作者链 D； PDB构建体 3–129； UniProt 2–128 |
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 | 1udr |
| 沉积日期 deposition_date | 1996-11-05 |
| 结构标题 title | CHEY MUTANT WITH LYS 91 REPLACED BY ASP, LYS 92 REPLACED BY ALA, ILE 96 REPLACED BY LYS AND ALA 98 REPLACED BY LEU (STABILIZING MUTATIONS IN HELIX 4) |
| 关键词 keywords | CHEMOTAXIS, PHOSPHORYL TRANSFER, SIGNAL TRANSDUCTION; CHEMOTAXIS |
| 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） | 26.03 Å |
| Rg（电子密度） | 25.09 Å |
| 总 Rg | 25.87 Å |
| 原子数 | 3842 |
| 残基数 | 502 |
| 排除体积 | 69204 ų |
| 最大 q | 0.500 Å⁻¹ |
| 结构域编号 domain_id | d1udra_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.23 — Flavodoxin-like |
| 超家族 Superfamily superfamily | c.23.1 — CheY-like |
| 家族 Family family | c.23.1.1 — CheY-related |
| 结构域编号 domain_id | d1udrb_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.23 — Flavodoxin-like |
| 超家族 Superfamily superfamily | c.23.1 — CheY-like |
| 家族 Family family | c.23.1.1 — CheY-related |
| 结构域编号 domain_id | d1udrc_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.23 — Flavodoxin-like |
| 超家族 Superfamily superfamily | c.23.1 — CheY-like |
| 家族 Family family | c.23.1.1 — CheY-related |
| 结构域编号 domain_id | d1udrd_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.23 — Flavodoxin-like |
| 超家族 Superfamily superfamily | c.23.1 — CheY-like |
| 家族 Family family | c.23.1.1 — CheY-related |
| 结构域编号 domain_id | 1udrA00 |
| 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 | 2300 — Response regulator |
| 结构域编号 domain_id | 1udrB00 |
| 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 | 2300 — Response regulator |
| 结构域编号 domain_id | 1udrC00 |
| 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 | 2300 — Response regulator |
| 结构域编号 domain_id | 1udrD00 |
| 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 | 2300 — Response regulator |