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 | 蛋白同源多聚体 | 同源多聚体 | 蛋白 2 | N-[O-PHOSPHONO-PYRIDOXYL]-ISOLEUCINE × 2 ACETIC ACID × 6 GLYCEROL × 1 water × 2 | 与蛋白数一致 |
| UniProt名称 | BCAT2_HUMAN |
| Isoform | — |
| PDB实体 | 1 |
| 链与序列区间 | 作者链 A； PDB构建体 1–365； UniProt 28–392 作者链 B； PDB构建体 1–365； UniProt 28–392 |
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 | 1kt8 |
| 沉积日期 deposition_date | 2002-01-15 |
| 结构标题 title | HUMAN BRANCHED CHAIN AMINO ACID AMINOTRANSFERASE (MITOCHONDRIAL): THREE DIMENSIONAL STRUCTURE OF ENZYME IN ITS KETIMINE FORM WITH THE SUBSTRATE L-ISOLEUCINE |
| 关键词 keywords | FOLD TYPE IV, TRANSFERASE; 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） | 28.59 Å |
| Rg（电子密度） | 27.49 Å |
| 总 Rg | 28.29 Å |
| 原子数 | 5866 |
| 残基数 | 725 |
| 排除体积 | 105400 ų |
| 最大 q | 0.500 Å⁻¹ |
| 结构域编号 domain_id | d1kt8a_ |
| 类 Class class | e — Multi-domain proteins (alpha and beta) |
| 折叠类型 Fold fold | e.17 — D-aminoacid aminotransferase-like PLP-dependent enzymes |
| 超家族 Superfamily superfamily | e.17.1 — D-aminoacid aminotransferase-like PLP-dependent enzymes |
| 家族 Family family | e.17.1.1 — D-aminoacid aminotransferase-like PLP-dependent enzymes |
| 结构域编号 domain_id | d1kt8b_ |
| 类 Class class | e — Multi-domain proteins (alpha and beta) |
| 折叠类型 Fold fold | e.17 — D-aminoacid aminotransferase-like PLP-dependent enzymes |
| 超家族 Superfamily superfamily | e.17.1 — D-aminoacid aminotransferase-like PLP-dependent enzymes |
| 家族 Family family | e.17.1.1 — D-aminoacid aminotransferase-like PLP-dependent enzymes |
| 结构域编号 domain_id | 1kt8A01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 470 — D-amino Acid Aminotransferase; Chain A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Aminotransferase class 4, branched-chain amino acid transferase, N-terminal domain |
| 结构域编号 domain_id | 1kt8A02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 20 — Alpha-Beta Barrel |
| 拓扑 Topology topology | 10 — D-amino Acid Aminotransferase; Chain A, domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — D-amino Acid Aminotransferase, subunit A, domain 2 |
| 结构域编号 domain_id | 1kt8B01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 470 — D-amino Acid Aminotransferase; Chain A, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Aminotransferase class 4, branched-chain amino acid transferase, N-terminal domain |
| 结构域编号 domain_id | 1kt8B02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 20 — Alpha-Beta Barrel |
| 拓扑 Topology topology | 10 — D-amino Acid Aminotransferase; Chain A, domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — D-amino Acid Aminotransferase, subunit A, domain 2 |