2ia5

T4 polynucleotide kinase/phosphatase with bound sulfate and magnesium.

Method: X-RAY DIFFRACTION

▼

1. 蛋白身份与相关结构 Protein Identity & Related Structures

Polynucleotide kinase

Enterobacteria phage T4

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 4	MAGNESIUM ION × 4 SULFATE ION × 12 ARSENIC × 4 water × 4	与蛋白数一致
2	蛋白同源多聚体	同源多聚体	蛋白 4	MAGNESIUM ION × 2 SULFATE ION × 12 ARSENIC × 4 water × 4	与蛋白数一致
3	蛋白同源多聚体	同源多聚体	蛋白 4	MAGNESIUM ION × 1 SULFATE ION × 12 ARSENIC × 3 water × 4	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	KIPN_BPT4
Isoform	—
PDB实体	1
链与序列区间	作者链 A； PDB构建体 1–301； UniProt 1–301 作者链 B； PDB构建体 1–301； UniProt 1–301 作者链 C； PDB构建体 1–301； UniProt 1–301 作者链 D； PDB构建体 1–301； UniProt 1–301 作者链 E； PDB构建体 1–301； UniProt 1–301 作者链 F； PDB构建体 1–301； UniProt 1–301 作者链 G； PDB构建体 1–301； UniProt 1–301 作者链 H； PDB构建体 1–301； UniProt 1–301 作者链 I； PDB构建体 1–301； UniProt 1–301 作者链 J； PDB构建体 1–301； UniProt 1–301 作者链 K； PDB构建体 1–301； UniProt 1–301 作者链 L； PDB构建体 1–301； UniProt 1–301

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	2ia5
沉积日期 deposition_date	2006-09-07
结构标题 title	T4 polynucleotide kinase/phosphatase with bound sulfate and magnesium.
关键词 keywords	Polynucleotide Kinase Phosphatase Sulfate-Complex, 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。

2ia5__assembly_3__model_1

Assembly 3 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

下载该曲线 .dat

2ia5__assembly_3__model_1 | I(q)

100 个绘图点；横轴和纵轴均采用对数尺度。

2ia5__assembly_3__model_1 | P(r) · Pending

P(r) 将按相同 assembly/model 分别计算和展示。

Rg（Guinier）	38.14 Å
Rg（电子密度）	38.39 Å
总 Rg	38.79 Å
原子数	9399
残基数	1164
排除体积	167750 Å³
最大 q	0.500 Å⁻¹

Assembly	Model	结构单元	聚集说明	状态	CRYSOL	操作
1	1	`2ia5__assembly_1__model_1`	tetrameric （4）	成功	4.1.3-1-20251215 (887e7ef)	查看下载
2	1	`2ia5__assembly_2__model_1`	tetrameric （4）	成功	4.1.3-1-20251215 (887e7ef)	查看下载
3	1	`2ia5__assembly_3__model_1`	tetrameric （4）	成功	4.1.3-1-20251215 (887e7ef)	查看下载

▶

4. 晶体学与实验 4. Crystallography & Experiment

▶

5. 实体与聚合物信息 Entities & Polymers (5)

实体 1 Entity 1 polymer

描述 description	Polynucleotide kinase
分子量 formula_weight	34671.9 kDa
EC 编号 ec_number	2.7.1.78
来源方法 src_method	man
拷贝数 entity_count	12

聚合物 Polymer

聚合物类型 type	polypeptide(L)
链编号 strand_id	A,B,C,D,E,F,G,H,I,J,K,L
原子数 atom_count	29589

MKKIILTIGCPGSGKSTWAREFIAKNPGFYNINRDDYRQSIMAHEERDEYKYTKKKEGIVTGMQFDTAKSILYGGDSVKGVIISDTNLNPERRLAWETFAKEYGWKVEHKVFDVPWTELVKRNSKRGTKAVPIDVLRSMYKSMREYLGLPVYNGTPGKPKAVIFDVDGTLAKMNGRGPYDLEKCDTDVINPMVVELSKMYALMGYQIVVVSGRESGTKEDPTKYYRMTRKWVEDIAGVPLVMQCQREQGDTRKDDVVKEEIFWKHIAPHFDVKLAIDDRTQVVEMWRRIGVECWQVASGDF

来源 Source

来源生物 organism	Enterobacteria phage T4
NCBI 分类编号 ncbi_taxonomy_id	10665
宿主生物 host_organism	Escherichia coli BL21(DE3)

实体 2 Entity 2 non-polymer

描述 description	MAGNESIUM ION
分子量 formula_weight	24.3 kDa
来源方法 src_method	syn
拷贝数 entity_count	7

实体 3 Entity 3 non-polymer

描述 description	SULFATE ION
分子量 formula_weight	96.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	36

实体 4 Entity 4 non-polymer

描述 description	ARSENIC
分子量 formula_weight	74.9 kDa
来源方法 src_method	syn
拷贝数 entity_count	11

实体 5 Entity 5 water

描述 description	water
分子量 formula_weight	18.0 kDa
来源方法 src_method	nat
拷贝数 entity_count	976

▼

6. 折叠分类 (SCOP + CATH) 48 domains

SCOP 2.08 (24 domains)

结构域编号 domain_id	d2ia5a1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.108 — HAD-like
超家族 Superfamily superfamily	c.108.1 — HAD-like
家族 Family family	c.108.1.9 — phosphatase domain of polynucleotide kinase

结构域编号 domain_id	d2ia5a2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamily	c.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family family	c.37.1.1 — Nucleotide and nucleoside kinases

结构域编号 domain_id	d2ia5b1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.108 — HAD-like
超家族 Superfamily superfamily	c.108.1 — HAD-like
家族 Family family	c.108.1.9 — phosphatase domain of polynucleotide kinase

结构域编号 domain_id	d2ia5b2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamily	c.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family family	c.37.1.1 — Nucleotide and nucleoside kinases

结构域编号 domain_id	d2ia5c1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.108 — HAD-like
超家族 Superfamily superfamily	c.108.1 — HAD-like
家族 Family family	c.108.1.9 — phosphatase domain of polynucleotide kinase

结构域编号 domain_id	d2ia5c2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamily	c.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family family	c.37.1.1 — Nucleotide and nucleoside kinases

结构域编号 domain_id	d2ia5d1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.108 — HAD-like
超家族 Superfamily superfamily	c.108.1 — HAD-like
家族 Family family	c.108.1.9 — phosphatase domain of polynucleotide kinase

结构域编号 domain_id	d2ia5d2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamily	c.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family family	c.37.1.1 — Nucleotide and nucleoside kinases

结构域编号 domain_id	d2ia5e1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.108 — HAD-like
超家族 Superfamily superfamily	c.108.1 — HAD-like
家族 Family family	c.108.1.9 — phosphatase domain of polynucleotide kinase

结构域编号 domain_id	d2ia5e2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamily	c.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family family	c.37.1.1 — Nucleotide and nucleoside kinases

结构域编号 domain_id	d2ia5f1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.108 — HAD-like
超家族 Superfamily superfamily	c.108.1 — HAD-like
家族 Family family	c.108.1.9 — phosphatase domain of polynucleotide kinase

结构域编号 domain_id	d2ia5f2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamily	c.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family family	c.37.1.1 — Nucleotide and nucleoside kinases

结构域编号 domain_id	d2ia5g1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.108 — HAD-like
超家族 Superfamily superfamily	c.108.1 — HAD-like
家族 Family family	c.108.1.9 — phosphatase domain of polynucleotide kinase

结构域编号 domain_id	d2ia5g2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamily	c.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family family	c.37.1.1 — Nucleotide and nucleoside kinases

结构域编号 domain_id	d2ia5h1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.108 — HAD-like
超家族 Superfamily superfamily	c.108.1 — HAD-like
家族 Family family	c.108.1.9 — phosphatase domain of polynucleotide kinase

结构域编号 domain_id	d2ia5h2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamily	c.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family family	c.37.1.1 — Nucleotide and nucleoside kinases

结构域编号 domain_id	d2ia5i1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.108 — HAD-like
超家族 Superfamily superfamily	c.108.1 — HAD-like
家族 Family family	c.108.1.9 — phosphatase domain of polynucleotide kinase

结构域编号 domain_id	d2ia5i2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamily	c.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family family	c.37.1.1 — Nucleotide and nucleoside kinases

结构域编号 domain_id	d2ia5j1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.108 — HAD-like
超家族 Superfamily superfamily	c.108.1 — HAD-like
家族 Family family	c.108.1.9 — phosphatase domain of polynucleotide kinase

结构域编号 domain_id	d2ia5j2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamily	c.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family family	c.37.1.1 — Nucleotide and nucleoside kinases

结构域编号 domain_id	d2ia5k1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.108 — HAD-like
超家族 Superfamily superfamily	c.108.1 — HAD-like
家族 Family family	c.108.1.9 — phosphatase domain of polynucleotide kinase

结构域编号 domain_id	d2ia5k2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamily	c.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family family	c.37.1.1 — Nucleotide and nucleoside kinases

结构域编号 domain_id	d2ia5l1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.108 — HAD-like
超家族 Superfamily superfamily	c.108.1 — HAD-like
家族 Family family	c.108.1.9 — phosphatase domain of polynucleotide kinase

结构域编号 domain_id	d2ia5l2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamily	c.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family family	c.37.1.1 — Nucleotide and nucleoside kinases

CATH v4.4 (24 domains)

结构域编号 domain_id	2ia5A01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

结构域编号 domain_id	2ia5A02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	1000 — HAD superfamily/HAD-like

结构域编号 domain_id	2ia5B01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

结构域编号 domain_id	2ia5B02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	1000 — HAD superfamily/HAD-like

结构域编号 domain_id	2ia5C01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

结构域编号 domain_id	2ia5C02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	1000 — HAD superfamily/HAD-like

结构域编号 domain_id	2ia5D01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

结构域编号 domain_id	2ia5D02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	1000 — HAD superfamily/HAD-like

结构域编号 domain_id	2ia5E01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

结构域编号 domain_id	2ia5E02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	1000 — HAD superfamily/HAD-like

结构域编号 domain_id	2ia5F01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

结构域编号 domain_id	2ia5F02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	1000 — HAD superfamily/HAD-like

结构域编号 domain_id	2ia5G01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

结构域编号 domain_id	2ia5G02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	1000 — HAD superfamily/HAD-like

结构域编号 domain_id	2ia5H01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

结构域编号 domain_id	2ia5H02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	1000 — HAD superfamily/HAD-like

结构域编号 domain_id	2ia5I01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

结构域编号 domain_id	2ia5I02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	1000 — HAD superfamily/HAD-like

结构域编号 domain_id	2ia5J01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

结构域编号 domain_id	2ia5J02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	1000 — HAD superfamily/HAD-like

结构域编号 domain_id	2ia5K01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

结构域编号 domain_id	2ia5K02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	1000 — HAD superfamily/HAD-like

结构域编号 domain_id	2ia5L01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

结构域编号 domain_id	2ia5L02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	1000 — HAD superfamily/HAD-like

▶

晶胞边长 a length_a	124.630 Å
晶胞边长 b length_b	128.050 Å
晶胞边长 c length_c	357.120 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	90.00 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	48

空间群 space_group	P 21 21 2
空间群编号 int_tables_number	18
晶系 crystal_system	—

分辨率 resolution	2.900 Å
最低分辨率 resolution_low	19.990 Å
R 因子 r_factor	0.2400
R_work r_work	0.2400
R_free r_free	0.2860

T4 polynucleotide kinase/phosphatase with bound sulfate and magnesium.

1. 蛋白身份与相关结构 Protein Identity & Related Structures

Polynucleotide kinase

当前结构中的状态

数据库中的同蛋白其他状态

2. 结构基本信息 2. Structure Basics

3. Official assembly/model 理论 SAXS Official SAXS Profiles

2ia5__assembly_3__model_1

2ia5__assembly_3__model_1 | I(q)

2ia5__assembly_3__model_1 | P(r) · Pending

4. 晶体学与实验 4. Crystallography & Experiment

晶胞参数 Unit Cell

对称性 Symmetry

精修参数 Refinement

衍射实验 Diffraction

5. 实体与聚合物信息 Entities & Polymers (5)

实体 1 Entity 1 polymer

聚合物 Polymer

来源 Source

实体 2 Entity 2 non-polymer

实体 3 Entity 3 non-polymer

实体 4 Entity 4 non-polymer

实体 5 Entity 5 water

6. 折叠分类 (SCOP + CATH) 48 domains

SCOP 2.08 (24 domains)

CATH v4.4 (24 domains)

7. 引用文献 (1)

T4 polynucleotide kinase/phosphatase with bound sulfate and magnesium.

1. 蛋白身份与相关结构 Protein Identity & Related Structures

Polynucleotide kinase

当前结构中的状态

数据库中的同蛋白其他状态

单体

同源二聚体

同源四聚体

其他同源多聚体

异源或核酸复合物

2. 结构基本信息 2. Structure Basics

3. Official assembly/model 理论 SAXS Official SAXS Profiles

2ia5__assembly_3__model_1

2ia5__assembly_3__model_1 | I(q)

2ia5__assembly_3__model_1 | P(r) · Pending

4. 晶体学与实验 4. Crystallography & Experiment

晶胞参数 Unit Cell

对称性 Symmetry

精修参数 Refinement

衍射实验 Diffraction

5. 实体与聚合物信息 Entities & Polymers (5)

实体 1 Entity 1 polymer

聚合物 Polymer

来源 Source

实体 2 Entity 2 non-polymer

实体 3 Entity 3 non-polymer

实体 4 Entity 4 non-polymer

实体 5 Entity 5 water

6. 折叠分类 (SCOP + CATH) 48 domains

SCOP 2.08 (24 domains)

CATH v4.4 (24 domains)

7. 引用文献 (1)