SARS coronavirus
| 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 | ;(5S,8S,14R)-ETHYL 11-(3-AMINO-3-OXOPROPYL)-8-BENZYL-14-HYDROXY-5-ISOBUTYL-3,6,9,12-TETRAOXO-1-PHENYL-2-OXA-4,7,10,11-TETRAAZAPENTADECAN-15-OATE ; × 2 water × 2 | 与蛋白数一致 |
| UniProt名称 | R1AB_CVHSA |
| Isoform | — |
| PDB实体 | 1 |
| 链与序列区间 | 作者链 A； PDB构建体 2–307； UniProt 3241–3546 作者链 B； PDB构建体 2–307； UniProt 3241–3546 |
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 | 2a5k |
| 沉积日期 deposition_date | 2005-06-30 |
| 结构标题 title | Crystal structures of SARS coronavirus main peptidase inhibited by an aza-peptide epoxide in space group P212121 |
| 关键词 keywords | ;cysteine peptidase, 3C-like, N-finger, chymotrypsin-like fold, long loop, alpha-helical domain, dimer, catalytic dyad, specificity pockets, aza-peptide epoxide, substrate-like inhibitor, C-S covalent bond, epoxide stereochemistry, HYDROLASE ;; 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） | 26.54 Å |
| Rg（电子密度） | 25.54 Å |
| 总 Rg | 26.39 Å |
| 原子数 | 4766 |
| 残基数 | 604 |
| 排除体积 | 84790 ų |
| 最大 q | 0.500 Å⁻¹ |
| 结构域编号 domain_id | d2a5ka_ |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.47 — Trypsin-like serine proteases |
| 超家族 Superfamily superfamily | b.47.1 — Trypsin-like serine proteases |
| 家族 Family family | b.47.1.4 — Viral cysteine protease of trypsin fold |
| 结构域编号 domain_id | d2a5kb_ |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.47 — Trypsin-like serine proteases |
| 超家族 Superfamily superfamily | b.47.1 — Trypsin-like serine proteases |
| 家族 Family family | b.47.1.4 — Viral cysteine protease of trypsin fold |
| 结构域编号 domain_id | 2a5kA01 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 40 — Beta Barrel |
| 拓扑 Topology topology | 10 — Thrombin, subunit H |
| 同源超家族 H-superfamily homologous superfamily | 10 — Trypsin-like serine proteases |
| 结构域编号 domain_id | 2a5kA02 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 40 — Beta Barrel |
| 拓扑 Topology topology | 10 — Thrombin, subunit H |
| 同源超家族 H-superfamily homologous superfamily | 10 — Trypsin-like serine proteases |
| 结构域编号 domain_id | 2a5kA03 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 1840 — main proteinase (3clpro) structure, domain 3 |
| 同源超家族 H-superfamily homologous superfamily | 10 — main proteinase (3clpro) structure, domain 3 |
| 结构域编号 domain_id | 2a5kB01 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 40 — Beta Barrel |
| 拓扑 Topology topology | 10 — Thrombin, subunit H |
| 同源超家族 H-superfamily homologous superfamily | 10 — Trypsin-like serine proteases |
| 结构域编号 domain_id | 2a5kB02 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 40 — Beta Barrel |
| 拓扑 Topology topology | 10 — Thrombin, subunit H |
| 同源超家族 H-superfamily homologous superfamily | 10 — Trypsin-like serine proteases |
| 结构域编号 domain_id | 2a5kB03 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 10 — Orthogonal Bundle |
| 拓扑 Topology topology | 1840 — main proteinase (3clpro) structure, domain 3 |
| 同源超家族 H-superfamily homologous superfamily | 10 — main proteinase (3clpro) structure, domain 3 |