2ywb

Crystal structure of GMP synthetase from Thermus thermophilus

Method: X-RAY DIFFRACTION

▼

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

GMP synthase [glutamine-hydrolyzing]

Thermus thermophilus

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
3	蛋白同源多聚体	同源多聚体	蛋白 4	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	GUAA_THET8
Isoform	—
PDB实体	1
链与序列区间	作者链 A； PDB构建体 1–503； UniProt 1–503 作者链 B； PDB构建体 1–503； UniProt 1–503 作者链 C； PDB构建体 1–503； UniProt 1–503 作者链 D； PDB构建体 1–503； UniProt 1–503

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	2ywb
沉积日期 deposition_date	2007-04-20
结构标题 title	Crystal structure of GMP synthetase from Thermus thermophilus
关键词 keywords	;GMP synthetase, XMP binding, ATP binding, Purine nucleotide biosynthetic pathway, Structural Genomics, NPPSFA, National Project on Protein Structural and Functional Analyses, RIKEN Structural Genomics/Proteomics Initiative, RSGI, LIGASE ;; LIGASE
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。

2ywb__assembly_3__model_1

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

下载该曲线 .dat

2ywb__assembly_3__model_1 | I(q)

100 个绘图点；横轴和纵轴均采用对数尺度。

2ywb__assembly_3__model_1 | P(r) · Pending

P(r) 将按相同 assembly/model 分别计算和展示。

Rg（Guinier）	39.44 Å
Rg（电子密度）	38.61 Å
总 Rg	39.08 Å
原子数	14709
残基数	1863
排除体积	263710 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	`2ywb__assembly_1__model_1`	dimeric （2）	成功	4.1.3-1-20251215 (887e7ef)	查看下载
2	1	`2ywb__assembly_2__model_1`	dimeric （2）	成功	4.1.3-1-20251215 (887e7ef)	查看下载
3	1	`2ywb__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 (2)

实体 1 Entity 1 polymer

描述 description	GMP synthase [glutamine-hydrolyzing]
分子量 formula_weight	55894.1 kDa
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	15065

MVLVLDFGSQYTRLIARRLRELRAFSLILPGDAPLEEVLKHRPQALILSGGPRSVFDPDAPRPDPRLFSSGLPLLGICYGMQLLAQELGGRVERAGRAEYGKALLTRHEGPLFRGLEGEVQVWMSHQDAVTAPPPGWRVVAETEENPVAAIASPDGRAYGVQFHPEVAHTPKGMQILENFLELAGVKRDWTPEHVLEELLREVRERAGKDRVLLAVSGGVDSSTLALLLAKAGVDHLAVFVDHGLLRLGEREEVEGALRALGVNLLVVDAKERFLKALKGVEDPEEKRKIIGREFVAAFSQVARERGPFRFLAQGTLYPDVIESAGGHGAAKIKSHHNVGGLPEDLEFELLEPFRLLFKDEVRELALLLGLPDTLRLRHPFPGPGLAVRVLGEVTEERLEILRRADDIFTSLLREWGLYEKVAQALAVLTPVRSVGVAGDERKYGYVLALRAVTTEDFMTADWARLPLEFLDEAARRITRRVPEIGRVVYDLTSKPPATIEWE

来源 Source

来源生物 organism	Thermus thermophilus
NCBI 分类编号 ncbi_taxonomy_id	300852
宿主生物 host_organism	Escherichia coli

实体 2 Entity 2 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	356

▼

6. 折叠分类 (SCOP + CATH) 24 domains

SCOP 2.08 (12 domains)

结构域编号 domain_id	d2ywba1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.23 — Flavodoxin-like
超家族 Superfamily superfamily	c.23.16 — Class I glutamine amidotransferase-like
家族 Family family	c.23.16.1 — Class I glutamine amidotransferases (GAT)

结构域编号 domain_id	d2ywba2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.26 — Adenine nucleotide alpha hydrolase-like
超家族 Superfamily superfamily	c.26.2 — Adenine nucleotide alpha hydrolases-like
家族 Family family	c.26.2.1 — N-type ATP pyrophosphatases

结构域编号 domain_id	d2ywba3
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.52 — Alpha-lytic protease prodomain-like
超家族 Superfamily superfamily	d.52.2 — GMP synthetase C-terminal dimerisation domain
家族 Family family	d.52.2.1 — GMP synthetase C-terminal dimerisation domain

结构域编号 domain_id	d2ywbb1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.23 — Flavodoxin-like
超家族 Superfamily superfamily	c.23.16 — Class I glutamine amidotransferase-like
家族 Family family	c.23.16.1 — Class I glutamine amidotransferases (GAT)

结构域编号 domain_id	d2ywbb2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.26 — Adenine nucleotide alpha hydrolase-like
超家族 Superfamily superfamily	c.26.2 — Adenine nucleotide alpha hydrolases-like
家族 Family family	c.26.2.1 — N-type ATP pyrophosphatases

结构域编号 domain_id	d2ywbb3
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.52 — Alpha-lytic protease prodomain-like
超家族 Superfamily superfamily	d.52.2 — GMP synthetase C-terminal dimerisation domain
家族 Family family	d.52.2.1 — GMP synthetase C-terminal dimerisation domain

结构域编号 domain_id	d2ywbc1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.23 — Flavodoxin-like
超家族 Superfamily superfamily	c.23.16 — Class I glutamine amidotransferase-like
家族 Family family	c.23.16.1 — Class I glutamine amidotransferases (GAT)

结构域编号 domain_id	d2ywbc2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.26 — Adenine nucleotide alpha hydrolase-like
超家族 Superfamily superfamily	c.26.2 — Adenine nucleotide alpha hydrolases-like
家族 Family family	c.26.2.1 — N-type ATP pyrophosphatases

结构域编号 domain_id	d2ywbc3
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.52 — Alpha-lytic protease prodomain-like
超家族 Superfamily superfamily	d.52.2 — GMP synthetase C-terminal dimerisation domain
家族 Family family	d.52.2.1 — GMP synthetase C-terminal dimerisation domain

结构域编号 domain_id	d2ywbd1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.23 — Flavodoxin-like
超家族 Superfamily superfamily	c.23.16 — Class I glutamine amidotransferase-like
家族 Family family	c.23.16.1 — Class I glutamine amidotransferases (GAT)

结构域编号 domain_id	d2ywbd2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.26 — Adenine nucleotide alpha hydrolase-like
超家族 Superfamily superfamily	c.26.2 — Adenine nucleotide alpha hydrolases-like
家族 Family family	c.26.2.1 — N-type ATP pyrophosphatases

结构域编号 domain_id	d2ywbd3
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.52 — Alpha-lytic protease prodomain-like
超家族 Superfamily superfamily	d.52.2 — GMP synthetase C-terminal dimerisation domain
家族 Family family	d.52.2.1 — GMP synthetase C-terminal dimerisation domain

CATH v4.4 (12 domains)

结构域编号 domain_id	2ywbA01
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	880 — Class I glutamine amidotransferase (GATase) domain

结构域编号 domain_id	2ywbA02
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	620 — HUPs

结构域编号 domain_id	2ywbA03
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	300 — GMP Synthetase; Chain A, domain 3
同源超家族 H-superfamily homologous superfamily	10 —

结构域编号 domain_id	2ywbB01
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	880 — Class I glutamine amidotransferase (GATase) domain

结构域编号 domain_id	2ywbB02
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	620 — HUPs

结构域编号 domain_id	2ywbB03
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	300 — GMP Synthetase; Chain A, domain 3
同源超家族 H-superfamily homologous superfamily	10 —

结构域编号 domain_id	2ywbC01
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	880 — Class I glutamine amidotransferase (GATase) domain

结构域编号 domain_id	2ywbC02
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	620 — HUPs

结构域编号 domain_id	2ywbC03
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	300 — GMP Synthetase; Chain A, domain 3
同源超家族 H-superfamily homologous superfamily	10 —

结构域编号 domain_id	2ywbD01
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	880 — Class I glutamine amidotransferase (GATase) domain

结构域编号 domain_id	2ywbD02
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	620 — HUPs

结构域编号 domain_id	2ywbD03
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	300 — GMP Synthetase; Chain A, domain 3
同源超家族 H-superfamily homologous superfamily	10 —

▶

晶胞边长 a length_a	140.949 Å
晶胞边长 b length_b	114.854 Å
晶胞边长 c length_c	160.033 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	93.37 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	16

空间群 space_group	C 1 2 1
空间群编号 int_tables_number	5
晶系 crystal_system	—

分辨率 resolution	2.100 Å
最低分辨率 resolution_low	43.280 Å
R 因子 r_factor	0.2330
R_work r_work	0.2330
R_free r_free	0.2720

Crystal structure of GMP synthetase from Thermus thermophilus

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

GMP synthase [glutamine-hydrolyzing]

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

2ywb__assembly_3__model_1

2ywb__assembly_3__model_1 | I(q)

2ywb__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

5. 实体与聚合物信息 Entities & Polymers (2)

实体 1 Entity 1 polymer

聚合物 Polymer

来源 Source

实体 2 Entity 2 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)

Crystal structure of GMP synthetase from Thermus thermophilus

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

GMP synthase [glutamine-hydrolyzing]

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

2ywb__assembly_3__model_1

2ywb__assembly_3__model_1 | I(q)

2ywb__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

5. 实体与聚合物信息 Entities & Polymers (2)

实体 1 Entity 1 polymer

聚合物 Polymer

来源 Source

实体 2 Entity 2 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)