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 | 蛋白异源复合物 | 异源复合物 | 蛋白 4 | Vitamin B12 transport ATP-binding protein btuD × 2 （P06611） CYCLO-TETRAMETAVANADATE × 2 | 与蛋白数一致 |
| UniProt名称 | BTUC_ECOLI |
| Isoform | — |
| PDB实体 | 1 |
| 链与序列区间 | 作者链 A； PDB构建体 1–326； UniProt 1–326 作者链 B； PDB构建体 1–326； UniProt 1–326 |
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 | 蛋白异源复合物 | 异源复合物 | 蛋白 4 | VITAMIN B12 TRANSPORT SYSTEM PERMEASE PROTEIN BTUC × 2 （P06609） CYCLO-TETRAMETAVANADATE × 2 | 与蛋白数一致 |
| UniProt名称 | BTUD_ECOLI |
| Isoform | — |
| PDB实体 | 2 |
| 链与序列区间 | 作者链 C； PDB构建体 1–249； UniProt 1–249 作者链 D； PDB构建体 1–249； UniProt 1–249 |
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 | 1l7v |
| 沉积日期 deposition_date | 2002-03-18 |
| 结构标题 title | Bacterial ABC Transporter Involved in B12 Uptake |
| 关键词 keywords | ABC transporter, integral membrane protein, ATP binding cassette, ATP hydrolysis, Vitamin B12, TRANSPORT PROTEIN-HYDROLASE COMPLEX; TRANSPORT PROTEIN/HYDROLASE |
| 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） | 33.18 Å |
| Rg（电子密度） | 32.49 Å |
| 总 Rg | 32.92 Å |
| 原子数 | 8410 |
| 残基数 | 1074 |
| 排除体积 | 153110 ų |
| 最大 q | 0.500 Å⁻¹ |
| 结构域编号 domain_id | d1l7va_ |
| 类 Class class | f — Membrane and cell surface proteins and peptides |
| 折叠类型 Fold fold | f.22 — ABC transporter involved in vitamin B12 uptake, BtuC |
| 超家族 Superfamily superfamily | f.22.1 — ABC transporter involved in vitamin B12 uptake, BtuC |
| 家族 Family family | f.22.1.1 — ABC transporter involved in vitamin B12 uptake, BtuC |
| 结构域编号 domain_id | d1l7vb_ |
| 类 Class class | f — Membrane and cell surface proteins and peptides |
| 折叠类型 Fold fold | f.22 — ABC transporter involved in vitamin B12 uptake, BtuC |
| 超家族 Superfamily superfamily | f.22.1 — ABC transporter involved in vitamin B12 uptake, BtuC |
| 家族 Family family | f.22.1.1 — ABC transporter involved in vitamin B12 uptake, BtuC |
| 结构域编号 domain_id | d1l7vc_ |
| 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.37.1.12 — ABC transporter ATPase domain-like |
| 结构域编号 domain_id | d1l7vd_ |
| 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.37.1.12 — ABC transporter ATPase domain-like |
| 结构域编号 domain_id | 1l7vA00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 3470 — ABC transporter involved in vitamin B12 uptake, BtuC |
| 同源超家族 H-superfamily homologous superfamily | 10 — ABC transporter involved in vitamin B12 uptake, BtuC |
| 结构域编号 domain_id | 1l7vB00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 3470 — ABC transporter involved in vitamin B12 uptake, BtuC |
| 同源超家族 H-superfamily homologous superfamily | 10 — ABC transporter involved in vitamin B12 uptake, BtuC |
| 结构域编号 domain_id | 1l7vC00 |
| 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 | 1l7vD00 |
| 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 |