物种未注明
| 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 | KPYK1_ECOLI |
| Isoform | — |
| PDB实体 | 1 |
| 链与序列区间 | 作者链 A； PDB构建体 1–470； UniProt 1–470 作者链 B； PDB构建体 1–470； UniProt 1–470 作者链 C； PDB构建体 1–470； UniProt 1–470 作者链 D； PDB构建体 1–470； UniProt 1–470 |
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 | 1pky |
| 沉积日期 deposition_date | 1995-04-27 |
| 结构标题 title | PYRUVATE KINASE FROM E. COLI IN THE T-STATE |
| 关键词 keywords | ALLOSTERY, PHOSPHOTRANSFERASE; PHOSPHOTRANSFERASE |
| 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） | 44.08 Å |
| Rg（电子密度） | 43.63 Å |
| 总 Rg | 43.86 Å |
| 原子数 | 13632 |
| 残基数 | 1825 |
| 排除体积 | 244250 ų |
| 最大 q | 0.500 Å⁻¹ |
| 结构域编号 domain_id | d1pkya1 |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.58 — PK beta-barrel domain-like |
| 超家族 Superfamily superfamily | b.58.1 — PK beta-barrel domain-like |
| 家族 Family family | b.58.1.1 — Pyruvate kinase beta-barrel domain |
| 结构域编号 domain_id | d1pkya2 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.1 — TIM beta/alpha-barrel |
| 超家族 Superfamily superfamily | c.1.12 — Phosphoenolpyruvate/pyruvate domain |
| 家族 Family family | c.1.12.1 — Pyruvate kinase |
| 结构域编号 domain_id | d1pkya3 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.49 — Pyruvate kinase C-terminal domain-like |
| 超家族 Superfamily superfamily | c.49.1 — PK C-terminal domain-like |
| 家族 Family family | c.49.1.1 — Pyruvate kinase, C-terminal domain |
| 结构域编号 domain_id | d1pkyb1 |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.58 — PK beta-barrel domain-like |
| 超家族 Superfamily superfamily | b.58.1 — PK beta-barrel domain-like |
| 家族 Family family | b.58.1.1 — Pyruvate kinase beta-barrel domain |
| 结构域编号 domain_id | d1pkyb2 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.1 — TIM beta/alpha-barrel |
| 超家族 Superfamily superfamily | c.1.12 — Phosphoenolpyruvate/pyruvate domain |
| 家族 Family family | c.1.12.1 — Pyruvate kinase |
| 结构域编号 domain_id | d1pkyb3 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.49 — Pyruvate kinase C-terminal domain-like |
| 超家族 Superfamily superfamily | c.49.1 — PK C-terminal domain-like |
| 家族 Family family | c.49.1.1 — Pyruvate kinase, C-terminal domain |
| 结构域编号 domain_id | d1pkyc1 |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.58 — PK beta-barrel domain-like |
| 超家族 Superfamily superfamily | b.58.1 — PK beta-barrel domain-like |
| 家族 Family family | b.58.1.1 — Pyruvate kinase beta-barrel domain |
| 结构域编号 domain_id | d1pkyc2 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.1 — TIM beta/alpha-barrel |
| 超家族 Superfamily superfamily | c.1.12 — Phosphoenolpyruvate/pyruvate domain |
| 家族 Family family | c.1.12.1 — Pyruvate kinase |
| 结构域编号 domain_id | d1pkyc3 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.49 — Pyruvate kinase C-terminal domain-like |
| 超家族 Superfamily superfamily | c.49.1 — PK C-terminal domain-like |
| 家族 Family family | c.49.1.1 — Pyruvate kinase, C-terminal domain |
| 结构域编号 domain_id | d1pkyd1 |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.58 — PK beta-barrel domain-like |
| 超家族 Superfamily superfamily | b.58.1 — PK beta-barrel domain-like |
| 家族 Family family | b.58.1.1 — Pyruvate kinase beta-barrel domain |
| 结构域编号 domain_id | d1pkyd2 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.1 — TIM beta/alpha-barrel |
| 超家族 Superfamily superfamily | c.1.12 — Phosphoenolpyruvate/pyruvate domain |
| 家族 Family family | c.1.12.1 — Pyruvate kinase |
| 结构域编号 domain_id | d1pkyd3 |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.49 — Pyruvate kinase C-terminal domain-like |
| 超家族 Superfamily superfamily | c.49.1 — PK C-terminal domain-like |
| 家族 Family family | c.49.1.1 — Pyruvate kinase, C-terminal domain |
| 结构域编号 domain_id | 1pkyA01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 1380 — Pyruvate Kinase; Chain: A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 20 — Pyruvate kinase, C-terminal domain |
| 结构域编号 domain_id | 1pkyA02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 20 — Alpha-Beta Barrel |
| 拓扑 Topology topology | 20 — TIM Barrel |
| 同源超家族 H-superfamily homologous superfamily | 60 — Phosphoenolpyruvate-binding domains |
| 结构域编号 domain_id | 1pkyA03 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 40 — Beta Barrel |
| 拓扑 Topology topology | 33 — M1 Pyruvate Kinase; Domain 3 |
| 同源超家族 H-superfamily homologous superfamily | 10 — PK beta-barrel domain-like |
| 结构域编号 domain_id | 1pkyB01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 1380 — Pyruvate Kinase; Chain: A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 20 — Pyruvate kinase, C-terminal domain |
| 结构域编号 domain_id | 1pkyB02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 20 — Alpha-Beta Barrel |
| 拓扑 Topology topology | 20 — TIM Barrel |
| 同源超家族 H-superfamily homologous superfamily | 60 — Phosphoenolpyruvate-binding domains |
| 结构域编号 domain_id | 1pkyB03 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 40 — Beta Barrel |
| 拓扑 Topology topology | 33 — M1 Pyruvate Kinase; Domain 3 |
| 同源超家族 H-superfamily homologous superfamily | 10 — PK beta-barrel domain-like |
| 结构域编号 domain_id | 1pkyC01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 1380 — Pyruvate Kinase; Chain: A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 20 — Pyruvate kinase, C-terminal domain |
| 结构域编号 domain_id | 1pkyC02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 20 — Alpha-Beta Barrel |
| 拓扑 Topology topology | 20 — TIM Barrel |
| 同源超家族 H-superfamily homologous superfamily | 60 — Phosphoenolpyruvate-binding domains |
| 结构域编号 domain_id | 1pkyC03 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 40 — Beta Barrel |
| 拓扑 Topology topology | 33 — M1 Pyruvate Kinase; Domain 3 |
| 同源超家族 H-superfamily homologous superfamily | 10 — PK beta-barrel domain-like |
| 结构域编号 domain_id | 1pkyD01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 1380 — Pyruvate Kinase; Chain: A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 20 — Pyruvate kinase, C-terminal domain |
| 结构域编号 domain_id | 1pkyD02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 20 — Alpha-Beta Barrel |
| 拓扑 Topology topology | 20 — TIM Barrel |
| 同源超家族 H-superfamily homologous superfamily | 60 — Phosphoenolpyruvate-binding domains |
| 结构域编号 domain_id | 1pkyD03 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 40 — Beta Barrel |
| 拓扑 Topology topology | 33 — M1 Pyruvate Kinase; Domain 3 |
| 同源超家族 H-superfamily homologous superfamily | 10 — PK beta-barrel domain-like |