Aminomethyltransferase
Escherichia coli K12
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 | 蛋白单体 | 单体 | 蛋白 1 | water × 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 | GCST_ECOLI |
| Isoform | — |
| PDB实体 | 1 |
| 链与序列区间 | 作者链 A； PDB构建体 13–375； UniProt 1–363 |
1vlo
Crystal structure of aminomethyltransferase (T protein; tetrahydrofolate-dependent) of glycine cleavage system (np417381) from Escherichia coli k12 at 1.70 A resolution
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 | 1vlo |
| 沉积日期 deposition_date | 2004-08-05 |
| 结构标题 title | Crystal structure of aminomethyltransferase (T protein; tetrahydrofolate-dependent) of glycine cleavage system (np417381) from Escherichia coli k12 at 1.70 A resolution |
| 关键词 keywords | ;np417381, aminomethyltransferase (T protein; tetrahydrofolate-dependent) of glycine cleavage system, STRUCTURAL GENOMICS, JCSG, PROTEIN STRUCTURE INITIATIVE, PSI, Joint Center for Structural Genomics, TRANSFERASE ;; TRANSFERASE |
| 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。
1vlo__assembly_1__model_1
Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)
1vlo__assembly_1__model_1 | I(q)
1vlo__assembly_1__model_1 | P(r) · Pending
| Rg（Guinier） | 21.92 Å |
| Rg（电子密度） | 20.88 Å |
| 总 Rg | 21.58 Å |
| 原子数 | 2800 |
| 残基数 | 351 |
| 排除体积 | 49889 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 (2)
6. 折叠分类 (SCOP + CATH) 7 domains
SCOP 2.08 (3 domains)
| 结构域编号 domain_id | d1vloa1 |
| 类 Class class | b — All beta proteins |
| 折叠类型 Fold fold | b.44 — Elongation factor/aminomethyltransferase common domain |
| 超家族 Superfamily superfamily | b.44.2 — Aminomethyltransferase beta-barrel domain |
| 家族 Family family | b.44.2.1 — Aminomethyltransferase beta-barrel domain |
| 结构域编号 domain_id | d1vloa2 |
| 类 Class class | d — Alpha and beta proteins (a+b) |
| 折叠类型 Fold fold | d.250 — Folate-binding domain |
| 超家族 Superfamily superfamily | d.250.1 — Folate-binding domain |
| 家族 Family family | d.250.1.1 — Aminomethyltransferase folate-binding domain |
| 结构域编号 domain_id | d1vloa3 |
| 类 Class class | l — Artifacts |
| 折叠类型 Fold fold | l.1 — Tags |
| 超家族 Superfamily superfamily | l.1.1 — Tags |
| 家族 Family family | l.1.1.1 — Tags |
CATH v4.4 (4 domains)
| 结构域编号 domain_id | 1vloA01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 1360 — Gyrase A; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 120 — Probable tRNA modification gtpase trme; domain 1 |
| 结构域编号 domain_id | 1vloA02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 30 — 2-Layer Sandwich |
| 拓扑 Topology topology | 70 — Alpha-Beta Plaits |
| 同源超家族 H-superfamily homologous superfamily | 1400 — Aminomethyltransferase beta-barrel domains |
| 结构域编号 domain_id | 1vloA03 |
| 类 Class class | 4 — Few Secondary Structures |
| 架构 Architecture architecture | 10 — Irregular |
| 拓扑 Topology topology | 1250 — Aminomethyltransferase fragment |
| 同源超家族 H-superfamily homologous superfamily | 10 — Aminomethyltransferase fragment |
| 结构域编号 domain_id | 1vloA04 |
| 类 Class class | 2 — Mainly Beta |
| 架构 Architecture architecture | 40 — Beta Barrel |
| 拓扑 Topology topology | 30 — Elongation Factor Tu (Ef-tu); domain 3 |
| 同源超家族 H-superfamily homologous superfamily | 110 — Aminomethyltransferase beta-barrel domains |