Interleukin-13
Homo sapiens
当前结构中的状态
| 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 3 | M1295 LIGHT CHAIN × 1 M1295 HEAVY CHAIN × 1 | 与蛋白数一致 |
数据库中的同蛋白其他状态
查看构建体与数据证据
| UniProt名称 | IL13_HUMAN |
| Isoform | — |
| PDB实体 | 3 |
| 链与序列区间 | 作者链 A； PDB构建体 2–113； UniProt 35–146 |
4ps4
Crystal structure of the complex between IL-13 and M1295 FAB
1. 蛋白身份与相关结构 Protein Identity & Related Structures
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。
2. 结构基本信息 2. Structure Basics
| 条目编号 entry_id | 4ps4 |
| 沉积日期 deposition_date | 2014-03-06 |
| 结构标题 title | Crystal structure of the complex between IL-13 and M1295 FAB |
| 关键词 keywords | IMMUNOGLOBULIN FOLD, ALPHA-HELICAL BUNDLE, CYTOKINE, DISULFIDE BOND, GLYCOPROTEIN, SECRETED, MONOCLONAL ANTIBODY, IMMUNE SYSTEM; IMMUNE SYSTEM |
| 实验方法 method | X-RAY DIFFRACTION |
3. Official assembly/model 理论 SAXS Official SAXS Profiles
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。
4ps4__assembly_1__model_1
Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)
4ps4__assembly_1__model_1 | I(q)
4ps4__assembly_1__model_1 | P(r) · Pending
| Rg（Guinier） | 28.97 Å |
| Rg（电子密度） | 28.64 Å |
| 总 Rg | 29.39 Å |
| 原子数 | 3925 |
| 残基数 | 512 |
| 排除体积 | 70086 ų |
| 最大 q | 0.500 Å⁻¹ |
4. 晶体学与实验 4. Crystallography & Experiment
5. 实体与聚合物信息 Entities & Polymers (3)
6. 折叠分类 (SCOP + CATH) 9 domains
SCOP 2.08 (4 domains)
| 结构域编号 domain_id | d4ps4a_ |
| 类 Class class | a — All alpha proteins |
| 折叠类型 Fold fold | a.26 — 4-helical cytokines |
| 超家族 Superfamily superfamily | a.26.1 — 4-helical cytokines |
| 家族 Family family | a.26.1.2 — Short-chain cytokines |
| 结构域编号 domain_id | d4ps4h_ |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.1 — Immunoglobulin-like beta-sandwich |
| 超家族 Superfamily superfamily | b.1.1 — Immunoglobulin |
| 家族 Family family | b.1.1.0 — automated matches |
| 结构域编号 domain_id | d4ps4l1 |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.1 — Immunoglobulin-like beta-sandwich |
| 超家族 Superfamily superfamily | b.1.1 — Immunoglobulin |
| 家族 Family family | b.1.1.0 — automated matches |
| 结构域编号 domain_id | d4ps4l2 |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.1 — Immunoglobulin-like beta-sandwich |
| 超家族 Superfamily superfamily | b.1.1 — Immunoglobulin |
| 家族 Family family | b.1.1.2 — C1 set domains (antibody constant domain-like) |
CATH v4.4 (5 domains)
| 结构域编号 domain_id | 4ps4A00 |
| 类 Class class | 1 — Mainly Alpha |
| 架构 Architecture architecture | 20 — Up-down Bundle |
| 拓扑 Topology topology | 1250 — Growth Hormone; Chain: A; |
| 同源超家族 H-superfamily homologous superfamily | 10 — |
| 结构域编号 domain_id | 4ps4H01 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 60 — Sandwich |
| 拓扑 Topology topology | 40 — Immunoglobulin-like |
| 同源超家族 H-superfamily homologous superfamily | 10 — Immunoglobulins |
| 结构域编号 domain_id | 4ps4H02 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 60 — Sandwich |
| 拓扑 Topology topology | 40 — Immunoglobulin-like |
| 同源超家族 H-superfamily homologous superfamily | 10 — Immunoglobulins |
| 结构域编号 domain_id | 4ps4L01 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 60 — Sandwich |
| 拓扑 Topology topology | 40 — Immunoglobulin-like |
| 同源超家族 H-superfamily homologous superfamily | 10 — Immunoglobulins |
| 结构域编号 domain_id | 4ps4L02 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 60 — Sandwich |
| 拓扑 Topology topology | 40 — Immunoglobulin-like |
| 同源超家族 H-superfamily homologous superfamily | 10 — Immunoglobulins |