1bjo
THE STRUCTURE OF PHOSPHOSERINE AMINOTRANSFERASE FROM E. COLI IN COMPLEX WITH ALPHA-METHYL-L-GLUTAMATE
1. 蛋白身份与相关结构 Protein Identity & Related Structures
当前条目没有可用的 UniProt 蛋白身份。
七张关系表仍保留该条目的 assembly 与组成信息，但缺少统一蛋白身份时，不能可靠建立跨 PDB 的同蛋白链接。
当前条目的 assembly 组成
| Assembly | 聚集状态 | 实体与构建体证据 | 突变与修饰 | 配体、离子与共同组分 | 实验方法与环境 | 结构质量 |
|---|---|---|---|---|---|---|
| 1 | 蛋白同源多聚体 同源多聚体 蛋白 2 / DNA 0 / RNA 0 / 其他聚合物 0 PDB 声明：dimeric | 实体 1：PHOSPHOSERINE AMINOTRANSFERASE × 1 实体 2：PHOSPHOSERINE AMINOTRANSFERASE × 1 缺少 UniProt 身份时不显示参考序列区间 | 非标准单体：是（mmCIF未提供具体位点） | PLP PYRIDOXAL-5'-PHOSPHATE × 1 GAM ALPHA-METHYL-L-GLUTAMIC ACID × 1 | X-RAY DIFFRACTION X-ray结晶条件：VAPOR DIFFUSION, HANGING DROP；277 K；PSAT HAS BEEN CRYSTALLIZED AT 4-7 DEGREES CELSIUS BY THE HANGING DROP METHOD, USING PEG4000 AS A PRECIPITANT, BUFFERED WITH SODIUM ACETATE TO PH 7.2 IN THE DROP AND PH 5.6 IN THE RESERVOIR. THE PH-GRADIENT WAS ESSENTIAL FOR THE CRYSTALLIZATION., vapor diffusion - hanging drop, temperature 277K | 分辨率 2.80 Å R-free 0.251 |
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。
SAXS 散射曲线 SAXS Profile
暂无 SAXS 图
P(r) 距离分布 P(r) Distribution
暂无 P(r) 图
2. 结构基本信息 2. Structure Basics
| 条目编号 entry_id | 1bjo |
| 沉积日期 deposition_date | 1998-06-25 |
| 结构标题 title | THE STRUCTURE OF PHOSPHOSERINE AMINOTRANSFERASE FROM E. COLI IN COMPLEX WITH ALPHA-METHYL-L-GLUTAMATE |
| 关键词 keywords | AMINOTRANSFERASE, L-SERINE BIOSYNTHESIS; AMINOTRANSFERASE |
| 实验方法 method | X-RAY DIFFRACTION |
3. SAXS 参数 (CRYSOL 理论计算) 3. SAXS Parameters (CRYSOL)
该条目暂无 SAXS 数据。
4. P(r) 距离分布 (GNOM 反演) 4. P(r) Analysis (GNOM)
该条目暂无 P(r) 分析数据。
5. 晶体学与实验 5. Crystallography & Experiment
6. 实体与聚合物信息 Entities & Polymers (5)
7. 折叠分类 (SCOP + CATH) 6 domains
SCOP 2.08 (2 domains)
| 结构域编号 domain_id | d1bjoa_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.67 — PLP-dependent transferase-like |
| 超家族 Superfamily superfamily | c.67.1 — PLP-dependent transferases |
| 家族 Family family | c.67.1.4 — GABA-aminotransferase-like |
| 结构域编号 domain_id | d1bjob_ |
| 类 Class class | c — Alpha and beta proteins (a/b) |
| 折叠类型 Fold fold | c.67 — PLP-dependent transferase-like |
| 超家族 Superfamily superfamily | c.67.1 — PLP-dependent transferases |
| 家族 Family family | c.67.1.4 — GABA-aminotransferase-like |
CATH v4.4 (4 domains)
| 结构域编号 domain_id | 1bjoA01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 640 — Aspartate Aminotransferase; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Type I PLP-dependent aspartate aminotransferase-like (Major domain) |
| 结构域编号 domain_id | 1bjoA02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 90 — Alpha-Beta Complex |
| 拓扑 Topology topology | 1150 — Aspartate Aminotransferase, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Aspartate Aminotransferase, domain 1 |
| 结构域编号 domain_id | 1bjoB01 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| 拓扑 Topology topology | 640 — Aspartate Aminotransferase; domain 2 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Type I PLP-dependent aspartate aminotransferase-like (Major domain) |
| 结构域编号 domain_id | 1bjoB02 |
| 类 Class class | 3 — Alpha Beta |
| 架构 Architecture architecture | 90 — Alpha-Beta Complex |
| 拓扑 Topology topology | 1150 — Aspartate Aminotransferase, domain 1 |
| 同源超家族 H-superfamily homologous superfamily | 10 — Aspartate Aminotransferase, domain 1 |