2flo

Crystal structure of exopolyphosphatase (PPX) from E. coli O157:H7

Method: X-RAY DIFFRACTION
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1. 蛋白身份与相关结构 Protein Identity & Related Structures

Exopolyphosphatase

Escherichia coli

UniProt P0AFL8

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 蛋白同源多聚体 同源多聚体 蛋白 2 water × 2 与蛋白数一致
2 蛋白同源多聚体 同源多聚体 蛋白 2 water × 2 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 PPX_ECO57
Isoform —
PDB实体 1
链与序列区间 作者链 A; PDB构建体 13–524; UniProt 1–512 作者链 B; PDB构建体 13–524; UniProt 1–512 作者链 C; PDB构建体 13–524; UniProt 1–512 作者链 D; PDB构建体 13–524; UniProt 1–512

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。

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2. 结构基本信息 2. Structure Basics

条目编号 entry_id2flo
沉积日期 deposition_date2006-01-06
结构标题 titleCrystal structure of exopolyphosphatase (PPX) from E. coli O157:H7
关键词 keywords;exopolyphosphatase, PPX/GPPA, metaphosphatase, Structural Genomics, Bacterial Structural Genomics, Montreal-Kingston Bacterial Structural Genomics Initiative, BSGI, HYDROLASE ;; HYDROLASE
实验方法 methodX-RAY DIFFRACTION
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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。

2flo__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

下载该曲线 .dat

2flo__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 q (1/Angstrom) I(q)
100 个绘图点;横轴和纵轴均采用对数尺度。

2flo__assembly_1__model_1 | P(r) · Pending

新版 assembly/model P(r) 尚未计算 此处仅保留位置,不展示旧数据 r (Angstrom) P(r)
P(r) 将按相同 assembly/model 分别计算和展示。
Rg(Guinier)33.55 Å
Rg(电子密度)32.92 Å
总 Rg33.55 Å
原子数7913
残基数959
排除体积141460 ų
最大 q0.500 Å⁻¹
Assembly Model 结构单元 聚集说明 状态 CRYSOL 操作
1 1 2flo__assembly_1__model_1 dimeric (2) 成功 4.1.3-1-20251215 (887e7ef) 查看 下载
2 1 2flo__assembly_2__model_1 dimeric (2) 成功 4.1.3-1-20251215 (887e7ef) 查看 下载
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4. 晶体学与实验 4. Crystallography & Experiment

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5. 实体与聚合物信息 Entities & Polymers (2)

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6. 折叠分类 (SCOP + CATH) 28 domains

SCOP 2.08 (12 domains)

结构域编号 domain_idd2floa1
类 Class classa — All alpha proteins
折叠类型 Fold folda.211 — HD-domain/PDEase-like
超家族 Superfamily superfamilya.211.1 — HD-domain/PDEase-like
家族 Family familya.211.1.5 — Ppx associated domain
结构域编号 domain_idd2floa2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.55 — Ribonuclease H-like motif
超家族 Superfamily superfamilyc.55.1 — Actin-like ATPase domain
家族 Family familyc.55.1.8 — Ppx/GppA phosphatase
结构域编号 domain_idd2floa3
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.55 — Ribonuclease H-like motif
超家族 Superfamily superfamilyc.55.1 — Actin-like ATPase domain
家族 Family familyc.55.1.8 — Ppx/GppA phosphatase
结构域编号 domain_idd2flob1
类 Class classa — All alpha proteins
折叠类型 Fold folda.211 — HD-domain/PDEase-like
超家族 Superfamily superfamilya.211.1 — HD-domain/PDEase-like
家族 Family familya.211.1.5 — Ppx associated domain
结构域编号 domain_idd2flob2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.55 — Ribonuclease H-like motif
超家族 Superfamily superfamilyc.55.1 — Actin-like ATPase domain
家族 Family familyc.55.1.8 — Ppx/GppA phosphatase
结构域编号 domain_idd2flob3
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.55 — Ribonuclease H-like motif
超家族 Superfamily superfamilyc.55.1 — Actin-like ATPase domain
家族 Family familyc.55.1.8 — Ppx/GppA phosphatase
结构域编号 domain_idd2floc1
类 Class classa — All alpha proteins
折叠类型 Fold folda.211 — HD-domain/PDEase-like
超家族 Superfamily superfamilya.211.1 — HD-domain/PDEase-like
家族 Family familya.211.1.5 — Ppx associated domain
结构域编号 domain_idd2floc2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.55 — Ribonuclease H-like motif
超家族 Superfamily superfamilyc.55.1 — Actin-like ATPase domain
家族 Family familyc.55.1.8 — Ppx/GppA phosphatase
结构域编号 domain_idd2floc3
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.55 — Ribonuclease H-like motif
超家族 Superfamily superfamilyc.55.1 — Actin-like ATPase domain
家族 Family familyc.55.1.8 — Ppx/GppA phosphatase
结构域编号 domain_idd2flod1
类 Class classa — All alpha proteins
折叠类型 Fold folda.211 — HD-domain/PDEase-like
超家族 Superfamily superfamilya.211.1 — HD-domain/PDEase-like
家族 Family familya.211.1.5 — Ppx associated domain
结构域编号 domain_idd2flod2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.55 — Ribonuclease H-like motif
超家族 Superfamily superfamilyc.55.1 — Actin-like ATPase domain
家族 Family familyc.55.1.8 — Ppx/GppA phosphatase
结构域编号 domain_idd2flod3
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.55 — Ribonuclease H-like motif
超家族 Superfamily superfamilyc.55.1 — Actin-like ATPase domain
家族 Family familyc.55.1.8 — Ppx/GppA phosphatase

CATH v4.4 (16 domains)

结构域编号 domain_id2floA01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology420 — Nucleotidyltransferase; domain 5
同源超家族 H-superfamily homologous superfamily40 — ATPase, nucleotide binding domain
结构域编号 domain_id2floA02
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology420 — Nucleotidyltransferase; domain 5
同源超家族 H-superfamily homologous superfamily150 — Exopolyphosphatase. Domain 2
结构域编号 domain_id2floA03
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology3210 — Hypothetical protein af1432
同源超家族 H-superfamily homologous superfamily10 — Hypothetical protein af1432
结构域编号 domain_id2floA04
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily2260 —
结构域编号 domain_id2floB01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology420 — Nucleotidyltransferase; domain 5
同源超家族 H-superfamily homologous superfamily40 — ATPase, nucleotide binding domain
结构域编号 domain_id2floB02
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology420 — Nucleotidyltransferase; domain 5
同源超家族 H-superfamily homologous superfamily150 — Exopolyphosphatase. Domain 2
结构域编号 domain_id2floB03
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology3210 — Hypothetical protein af1432
同源超家族 H-superfamily homologous superfamily10 — Hypothetical protein af1432
结构域编号 domain_id2floB04
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily2260 —
结构域编号 domain_id2floC01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology420 — Nucleotidyltransferase; domain 5
同源超家族 H-superfamily homologous superfamily40 — ATPase, nucleotide binding domain
结构域编号 domain_id2floC02
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology420 — Nucleotidyltransferase; domain 5
同源超家族 H-superfamily homologous superfamily150 — Exopolyphosphatase. Domain 2
结构域编号 domain_id2floC03
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology3210 — Hypothetical protein af1432
同源超家族 H-superfamily homologous superfamily10 — Hypothetical protein af1432
结构域编号 domain_id2floC04
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily2260 —
结构域编号 domain_id2floD01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology420 — Nucleotidyltransferase; domain 5
同源超家族 H-superfamily homologous superfamily40 — ATPase, nucleotide binding domain
结构域编号 domain_id2floD02
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology420 — Nucleotidyltransferase; domain 5
同源超家族 H-superfamily homologous superfamily150 — Exopolyphosphatase. Domain 2
结构域编号 domain_id2floD03
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology3210 — Hypothetical protein af1432
同源超家族 H-superfamily homologous superfamily10 — Hypothetical protein af1432
结构域编号 domain_id2floD04
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily2260 —
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7. 引用文献 (1)