HOMO SAPIENS
| Assembly | 物理组成 | 蛋白状态 | 分子拷贝数 | 共同组分 | 数据核对 |
|---|---|---|---|---|---|
| 1 | 蛋白异源复合物 | 异源复合物 | 蛋白 2 | CYCLIN-K × 1 （O75909） | 与蛋白数一致 |
| 2 | 蛋白异源复合物 | 异源复合物 | 蛋白 2 | CYCLIN-K × 1 （O75909） PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 1 | 与蛋白数一致 |
| UniProt名称 | CDK12_HUMAN |
| Isoform | — |
| PDB实体 | 1 |
| 链与序列区间 | 作者链 A； PDB构建体 3–340； UniProt 715–1052 作者链 C； PDB构建体 3–340； UniProt 715–1052 |
HOMO SAPIENS
| Assembly | 物理组成 | 蛋白状态 | 分子拷贝数 | 共同组分 | 数据核对 |
|---|---|---|---|---|---|
| 1 | 蛋白异源复合物 | 异源复合物 | 蛋白 2 | CYCLIN-DEPENDENT KINASE 12 × 1 （Q9NYV4） | 与蛋白数一致 |
| 2 | 蛋白异源复合物 | 异源复合物 | 蛋白 2 | CYCLIN-DEPENDENT KINASE 12 × 1 （Q9NYV4） PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 1 | 与蛋白数一致 |
| UniProt名称 | CCNK_HUMAN |
| Isoform | — |
| PDB实体 | 2 |
| 链与序列区间 | 作者链 B； PDB构建体 3–259； UniProt 11–267 作者链 D； PDB构建体 3–259； UniProt 11–267 |
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 | 4cxa |
| 沉积日期 deposition_date | 2014-04-04 |
| 结构标题 title | Crystal structure of the human CDK12-cyclin K complex bound to AMPPNP |
| 关键词 keywords | TRANSFERASE, KINASE; TRANSFERASE |
| 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） | 27.40 Å |
| Rg（电子密度） | 26.30 Å |
| 总 Rg | 27.08 Å |
| 原子数 | 4248 |
| 残基数 | 571 |
| 排除体积 | 75564 ų |
| 最大 q | 0.500 Å⁻¹ |
| 结构域编号 domain_id | d4cxaa_ |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.144 — Protein kinase-like (PK-like) |
| 超家族 Superfamily superfamily | d.144.1 — Protein kinase-like (PK-like) |
| 家族 Family family | d.144.1.0 — automated matches |
| 结构域编号 domain_id | d4cxab1 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.74 — Cyclin-like |
| 超家族 Superfamily superfamily | a.74.1 — Cyclin-like |
| 家族 Family family | a.74.1.1 — Cyclin |
| 结构域编号 domain_id | d4cxab2 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.74 — Cyclin-like |
| 超家族 Superfamily superfamily | a.74.1 — Cyclin-like |
| 家族 Family family | a.74.1.1 — Cyclin |
| 结构域编号 domain_id | d4cxac_ |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.144 — Protein kinase-like (PK-like) |
| 超家族 Superfamily superfamily | d.144.1 — Protein kinase-like (PK-like) |
| 家族 Family family | d.144.1.0 — automated matches |
| 结构域编号 domain_id | d4cxad1 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.74 — Cyclin-like |
| 超家族 Superfamily superfamily | a.74.1 — Cyclin-like |
| 家族 Family family | a.74.1.1 — Cyclin |
| 结构域编号 domain_id | d4cxad2 |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.74 — Cyclin-like |
| 超家族 Superfamily superfamily | a.74.1 — Cyclin-like |
| 家族 Family family | a.74.1.1 — Cyclin |
| 结构域编号 domain_id | 4cxaA01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 200 — Phosphorylase Kinase; domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 20 — Phosphorylase Kinase; domain 1 |
| 结构域编号 domain_id | 4cxaA02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 510 — Transferase(Phosphotransferase); domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Transferase(Phosphotransferase) domain 1 |
| 结构域编号 domain_id | 4cxaB01 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 472 — Cyclin A; domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Cyclin-like |
| 结构域编号 domain_id | 4cxaB02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 472 — Cyclin A; domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Cyclin-like |
| 结构域编号 domain_id | 4cxaC01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 200 — Phosphorylase Kinase; domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 20 — Phosphorylase Kinase; domain 1 |
| 结构域编号 domain_id | 4cxaC02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 510 — Transferase(Phosphotransferase); domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Transferase(Phosphotransferase) domain 1 |
| 结构域编号 domain_id | 4cxaD01 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 472 — Cyclin A; domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Cyclin-like |
| 结构域编号 domain_id | 4cxaD02 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 472 — Cyclin A; domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Cyclin-like |