2ihu

Carboxyethylarginine synthase from Streptomyces clavuligerus: putative reaction intermediate complex

Method: X-RAY DIFFRACTION

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

Carboxyethylarginine synthase

Streptomyces clavuligerus

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 POTASSIUM ION × 6 (3Z)-4-{[(4-AMINO-2-METHYLPYRIMIDIN-5-YL)METHYL]AMINO}-3-MERCAPTOPENT-3-EN-1-YL TRIHYDROGEN DIPHOSPHATE × 4 D(-)-TARTARIC ACID × 2 GLYCEROL × 1 ;5-(2-{[HYDROXY(PHOSPHONOOXY)PHOSPHORYL]OXY}ETHYL)-2-[(1Z)-1-HYDROXY-3-(PHOSPHONOOXY)PROP-1-EN-1-YL]-3-{[(4Z)-4-IMINO-2- METHYL-4,5-DIHYDROPYRIMIDIN-5-YL]METHYL}-4-METHYL-1,3-THIAZOL-3-IUM ; × 1 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	Q9LCV9_STRCL
Isoform	—
PDB实体	1
链与序列区间	作者链 A； PDB构建体 1–573； UniProt 1–573 作者链 B； PDB构建体 1–573； UniProt 1–573 作者链 C； PDB构建体 1–573； UniProt 1–573 作者链 D； PDB构建体 1–573； UniProt 1–573

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_id	2ihu
沉积日期 deposition_date	2006-09-27
结构标题 title	Carboxyethylarginine synthase from Streptomyces clavuligerus: putative reaction intermediate complex
关键词 keywords	Thiamin diphosphate complex, Transferase; TRANSFERASE
实验方法 method	X-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。

2ihu__assembly_1__model_1

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

下载该曲线 .dat

2ihu__assembly_1__model_1 | I(q)

100 个绘图点；横轴和纵轴均采用对数尺度。

2ihu__assembly_1__model_1 | P(r) · Pending

P(r) 将按相同 assembly/model 分别计算和展示。

Rg（Guinier）	38.26 Å
Rg（电子密度）	37.42 Å
总 Rg	37.85 Å
原子数	16795
残基数	2216
排除体积	298510 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	`2ihu__assembly_1__model_1`	tetrameric （4）	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 (8)

实体 1 Entity 1 polymer

描述 description	Carboxyethylarginine synthase
分子量 formula_weight	60964.8 kDa
EC 编号 ec_number	2.5.1.66
来源方法 src_method	man
拷贝数 entity_count	4

聚合物 Polymer

聚合物类型 type	polypeptide(L)
链编号 strand_id	A,B,C,D
原子数 atom_count	18287

MSRVSTAPSGKPTAAHALLSRLRDHGVGKVFGVVGREAASILFDEVEGIDFVLTRHEFTAGVAADVLARITGRPQACWATLGPGMTNLSTGIATSVLDRSPVIALAAQSESHDIFPNDTHQCLDSVAIVAPMSKYAVELQRPHEITDLVDSAVNAAMTEPVGPSFISLPVDLLGSSEGIDTTVPNPPANTPAKPVGVVADGWQKAADQAAALLAEAKHPVLVVGAAAIRSGAVPAIRALAERLNIPVITTYIAKGVLPVGHELNYGAVTGYMDGILNFPALQTMFAPVDLVLTVGYDYAEDLRPSMWQKGIEKKTVRISPTVNPIPRVYRPDVDVVTDVLAFVEHFETATASFGAKQRHDIEPLRARIAEFLADPETYEDGMRVHQVIDSMNTVMEEAAEPGEGTIVSDIGFFRHYGVLFARADQPFGFLTSAGCSSFGYGIPAAIGAQMARPDQPTFLIAGDGGFHSNSSDLETIARLNLPIVTVVVNNDTNGLIELYQNIGHHRSHDPAVKFGGVDFVALAEANGVDATRATNREELLAALRKGAELGRPFLIEVPVNYDFQPGGFGALSI

来源 Source

来源生物 organism	Streptomyces clavuligerus
NCBI 分类编号 ncbi_taxonomy_id	1901
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	4

实体 3 Entity 3 non-polymer

描述 description	POTASSIUM ION
分子量 formula_weight	39.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	6

实体 4 Entity 4 non-polymer

描述 description	(3Z)-4-{[(4-AMINO-2-METHYLPYRIMIDIN-5-YL)METHYL]AMINO}-3-MERCAPTOPENT-3-EN-1-YL TRIHYDROGEN DIPHOSPHATE
分子量 formula_weight	412.3 kDa
来源方法 src_method	syn
拷贝数 entity_count	4

实体 5 Entity 5 non-polymer

描述 description	D(-)-TARTARIC ACID
分子量 formula_weight	150.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

实体 6 Entity 6 non-polymer

描述 description	GLYCEROL
分子量 formula_weight	92.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

实体 7 Entity 7 non-polymer

描述 description	;5-(2-{[HYDROXY(PHOSPHONOOXY)PHOSPHORYL]OXY}ETHYL)-2-[(1Z)-1-HYDROXY-3-(PHOSPHONOOXY)PROP-1-EN-1-YL]-3-{[(4Z)-4-IMINO-2- METHYL-4,5-DIHYDROPYRIMIDIN-5-YL]METHYL}-4-METHYL-1,3-THIAZOL-3-IUM ;
分子量 formula_weight	574.3 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

实体 8 Entity 8 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	1405

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6. 折叠分类 (SCOP + CATH) 24 domains

SCOP 2.08 (12 domains)

结构域编号 domain_id	d2ihua1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.31 — DHS-like NAD/FAD-binding domain
超家族 Superfamily superfamily	c.31.1 — DHS-like NAD/FAD-binding domain
家族 Family family	c.31.1.3 — Pyruvate oxidase and decarboxylase, middle domain

结构域编号 domain_id	d2ihua2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.36 — Thiamin diphosphate-binding fold (THDP-binding)
超家族 Superfamily superfamily	c.36.1 — Thiamin diphosphate-binding fold (THDP-binding)
家族 Family family	c.36.1.5 — Pyruvate oxidase and decarboxylase Pyr module

结构域编号 domain_id	d2ihua3
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.36 — Thiamin diphosphate-binding fold (THDP-binding)
超家族 Superfamily superfamily	c.36.1 — Thiamin diphosphate-binding fold (THDP-binding)
家族 Family family	c.36.1.9 — Pyruvate oxidase and decarboxylase PP module

结构域编号 domain_id	d2ihub1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.36 — Thiamin diphosphate-binding fold (THDP-binding)
超家族 Superfamily superfamily	c.36.1 — Thiamin diphosphate-binding fold (THDP-binding)
家族 Family family	c.36.1.5 — Pyruvate oxidase and decarboxylase Pyr module

结构域编号 domain_id	d2ihub2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.31 — DHS-like NAD/FAD-binding domain
超家族 Superfamily superfamily	c.31.1 — DHS-like NAD/FAD-binding domain
家族 Family family	c.31.1.3 — Pyruvate oxidase and decarboxylase, middle domain

结构域编号 domain_id	d2ihub3
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.36 — Thiamin diphosphate-binding fold (THDP-binding)
超家族 Superfamily superfamily	c.36.1 — Thiamin diphosphate-binding fold (THDP-binding)
家族 Family family	c.36.1.9 — Pyruvate oxidase and decarboxylase PP module

结构域编号 domain_id	d2ihuc1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.36 — Thiamin diphosphate-binding fold (THDP-binding)
超家族 Superfamily superfamily	c.36.1 — Thiamin diphosphate-binding fold (THDP-binding)
家族 Family family	c.36.1.5 — Pyruvate oxidase and decarboxylase Pyr module

结构域编号 domain_id	d2ihuc2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.31 — DHS-like NAD/FAD-binding domain
超家族 Superfamily superfamily	c.31.1 — DHS-like NAD/FAD-binding domain
家族 Family family	c.31.1.3 — Pyruvate oxidase and decarboxylase, middle domain

结构域编号 domain_id	d2ihuc3
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.36 — Thiamin diphosphate-binding fold (THDP-binding)
超家族 Superfamily superfamily	c.36.1 — Thiamin diphosphate-binding fold (THDP-binding)
家族 Family family	c.36.1.9 — Pyruvate oxidase and decarboxylase PP module

结构域编号 domain_id	d2ihud1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.36 — Thiamin diphosphate-binding fold (THDP-binding)
超家族 Superfamily superfamily	c.36.1 — Thiamin diphosphate-binding fold (THDP-binding)
家族 Family family	c.36.1.5 — Pyruvate oxidase and decarboxylase Pyr module

结构域编号 domain_id	d2ihud2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.31 — DHS-like NAD/FAD-binding domain
超家族 Superfamily superfamily	c.31.1 — DHS-like NAD/FAD-binding domain
家族 Family family	c.31.1.3 — Pyruvate oxidase and decarboxylase, middle domain

结构域编号 domain_id	d2ihud3
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.36 — Thiamin diphosphate-binding fold (THDP-binding)
超家族 Superfamily superfamily	c.36.1 — Thiamin diphosphate-binding fold (THDP-binding)
家族 Family family	c.36.1.9 — Pyruvate oxidase and decarboxylase PP module

CATH v4.4 (12 domains)

结构域编号 domain_id	2ihuA01
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	970 — Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains

结构域编号 domain_id	2ihuA02
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	1220 — TPP-binding domain

结构域编号 domain_id	2ihuA03
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	970 — Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains

结构域编号 domain_id	2ihuB01
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	970 — Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains

结构域编号 domain_id	2ihuB02
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	1220 — TPP-binding domain

结构域编号 domain_id	2ihuB03
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	970 — Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains

结构域编号 domain_id	2ihuC01
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	970 — Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains

结构域编号 domain_id	2ihuC02
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	1220 — TPP-binding domain

结构域编号 domain_id	2ihuC03
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	970 — Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains

结构域编号 domain_id	2ihuD01
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	970 — Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains

结构域编号 domain_id	2ihuD02
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	1220 — TPP-binding domain

结构域编号 domain_id	2ihuD03
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	970 — Thiamin diphosphate (ThDP)-binding fold, Pyr/PP domains

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晶胞边长 a length_a	119.691 Å
晶胞边长 b length_b	127.863 Å
晶胞边长 c length_c	197.150 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	16

空间群 space_group	P 21 21 21
空间群编号 int_tables_number	19
晶系 crystal_system	—

分辨率 resolution	2.050 Å
最低分辨率 resolution_low	28.130 Å
R 因子 r_factor	0.1725
R_work r_work	0.1710
R_free r_free	0.2009

Carboxyethylarginine synthase from Streptomyces clavuligerus: putative reaction intermediate complex

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

Carboxyethylarginine synthase

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

2ihu__assembly_1__model_1

2ihu__assembly_1__model_1 | I(q)

2ihu__assembly_1__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 (8)

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 non-polymer

实体 6 Entity 6 non-polymer

实体 7 Entity 7 non-polymer

实体 8 Entity 8 water

6. 折叠分类 (SCOP + CATH) 24 domains

SCOP 2.08 (12 domains)

CATH v4.4 (12 domains)

7. 引用文献 (1)

Carboxyethylarginine synthase from Streptomyces clavuligerus: putative reaction intermediate complex

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

Carboxyethylarginine synthase

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

2ihu__assembly_1__model_1

2ihu__assembly_1__model_1 | I(q)

2ihu__assembly_1__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 (8)

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 non-polymer

实体 6 Entity 6 non-polymer

实体 7 Entity 7 non-polymer

实体 8 Entity 8 water

6. 折叠分类 (SCOP + CATH) 24 domains

SCOP 2.08 (12 domains)

CATH v4.4 (12 domains)

7. 引用文献 (1)