1utd

The structure of the trp RNA-binding attenuation protein (TRAP) bound to a 63-nucleotide RNA molecule containing GAGUUU repeats

Method: X-RAY DIFFRACTION

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

TRANSCRIPTION ATTENUATION PROTEIN MTRB

BACILLUS STEAROTHERMOPHILUS

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 11	TRYPTOPHAN × 11 water × 11	与蛋白数一致
2	蛋白–RNA	同源多聚体	蛋白 11 RNA 11	5'-R(GPUPUPUPGPAP)-3' × 11 TRYPTOPHAN × 11 water × 22	与全部聚合物一致

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	MTRB_BACST
Isoform	—
PDB实体	2
链与序列区间	作者链 A； PDB构建体 1–74； UniProt 1–74 作者链 B； PDB构建体 1–74； UniProt 1–74 作者链 C； PDB构建体 1–74； UniProt 1–74 作者链 D； PDB构建体 1–74； UniProt 1–74 作者链 E； PDB构建体 1–74； UniProt 1–74 作者链 F； PDB构建体 1–74； UniProt 1–74 作者链 G； PDB构建体 1–74； UniProt 1–74 作者链 H； PDB构建体 1–74； UniProt 1–74 作者链 I； PDB构建体 1–74； UniProt 1–74 作者链 J； PDB构建体 1–74； UniProt 1–74 作者链 K； PDB构建体 1–74； UniProt 1–74 作者链 L； PDB构建体 1–74； UniProt 1–74 作者链 M； PDB构建体 1–74； UniProt 1–74 作者链 N； PDB构建体 1–74； UniProt 1–74 作者链 O； PDB构建体 1–74； UniProt 1–74 作者链 P； PDB构建体 1–74； UniProt 1–74 作者链 Q； PDB构建体 1–74； UniProt 1–74 作者链 R； PDB构建体 1–74； UniProt 1–74 作者链 S； PDB构建体 1–74； UniProt 1–74 作者链 T； PDB构建体 1–74； UniProt 1–74 作者链 U； PDB构建体 1–74； UniProt 1–74 作者链 V； PDB构建体 1–74； UniProt 1–74

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	1utd
沉积日期 deposition_date	2003-12-08
结构标题 title	The structure of the trp RNA-binding attenuation protein (TRAP) bound to a 63-nucleotide RNA molecule containing GAGUUU repeats
关键词 keywords	RNA BINDING PROTEIN, TRANSCRIPTION REGULATION, RNA-BINDING, TRP RNA TRANSCRIPTION ATTENUATION, RNA-BINDING PROTEIN; RNA BINDING PROTEIN
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。

1utd__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

下载该曲线 .dat

1utd__assembly_2__model_1 | I(q)

100 个绘图点；横轴和纵轴均采用对数尺度。

1utd__assembly_2__model_1 | P(r) · Pending

P(r) 将按相同 assembly/model 分别计算和展示。

Rg（Guinier）	32.99 Å
Rg（电子密度）	31.13 Å
总 Rg	32.12 Å
原子数	6978
残基数	819
排除体积	120000 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	`1utd__assembly_1__model_1`	undecameric （11）	成功	4.1.3-1-20251215 (887e7ef)	查看下载
2	1	`1utd__assembly_2__model_1`	22-meric （22）	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 (4)

实体 1 Entity 1 polymer

描述 description	5'-R(GPUPUPUPGPAP)-3'
分子量 formula_weight	1893.2 kDa
来源方法 src_method	syn
拷贝数 entity_count	11

聚合物 Polymer

聚合物类型 type	polyribonucleotide
链编号 strand_id	0,1,2,3,4,5,6,7,8,9,Z
原子数 atom_count	14124

GUUUGA

实体 2 Entity 2 polymer

描述 description	TRANSCRIPTION ATTENUATION PROTEIN MTRB
分子量 formula_weight	8257.4 kDa
来源方法 src_method	man
拷贝数 entity_count	22

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,M,N,O,P,Q,R,S,T,U,V

MYTNSDFVVIKALEDGVNVIGLTRGADTRFHHSEKLDKGEVLIAQFTEHTSAIKVRGKAYIQTRHGVIESEGKK

来源 Source

来源生物 organism	BACILLUS STEAROTHERMOPHILUS
NCBI 分类编号 ncbi_taxonomy_id	1422
宿主生物 host_organism	ESCHERICHIA COLI

实体 3 Entity 3 non-polymer

描述 description	TRYPTOPHAN
分子量 formula_weight	204.2 kDa
来源方法 src_method	syn
拷贝数 entity_count	22

实体 4 Entity 4 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	983

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6. 折叠分类 (SCOP + CATH) 44 domains

SCOP 2.08 (22 domains)

结构域编号 domain_id	d1utda_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdb_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdc_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdd_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utde_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdf_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdg_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdh_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdi_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdj_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdk_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdl_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdm_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdn_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdo_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdp_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdq_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdr_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utds_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdt_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdu_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

结构域编号 domain_id	d1utdv_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.82 — Double-stranded beta-helix
超家族 Superfamily superfamily	b.82.5 — TRAP-like
家族 Family family	b.82.5.1 — Trp RNA-binding attenuation protein (TRAP)

CATH v4.4 (22 domains)

结构域编号 domain_id	1utdA00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdB00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdC00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdD00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdE00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdF00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdG00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdH00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdI00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdJ00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdK00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdL00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdM00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdN00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdO00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdP00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdQ00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdR00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdS00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdT00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdU00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

结构域编号 domain_id	1utdV00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	50 — TRAP-like

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晶胞边长 a length_a	115.110 Å
晶胞边长 b length_b	134.230 Å
晶胞边长 c length_c	119.740 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	106.45 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	88

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	20.000 Å
R 因子 r_factor	0.1700
R_work r_work	0.1690
R_free r_free	0.2280

The structure of the trp RNA-binding attenuation protein (TRAP) bound to a 63-nucleotide RNA molecule containing GAGUUU repeats

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

TRANSCRIPTION ATTENUATION PROTEIN MTRB

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

1utd__assembly_2__model_1

1utd__assembly_2__model_1 | I(q)

1utd__assembly_2__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 (4)

实体 1 Entity 1 polymer

聚合物 Polymer

实体 2 Entity 2 polymer

聚合物 Polymer

来源 Source

实体 3 Entity 3 non-polymer

实体 4 Entity 4 water

6. 折叠分类 (SCOP + CATH) 44 domains

SCOP 2.08 (22 domains)

CATH v4.4 (22 domains)

7. 引用文献 (3)

The structure of the trp RNA-binding attenuation protein (TRAP) bound to a 63-nucleotide RNA molecule containing GAGUUU repeats

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

TRANSCRIPTION ATTENUATION PROTEIN MTRB

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

1utd__assembly_2__model_1

1utd__assembly_2__model_1 | I(q)

1utd__assembly_2__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 (4)

实体 1 Entity 1 polymer

聚合物 Polymer

实体 2 Entity 2 polymer

聚合物 Polymer

来源 Source

实体 3 Entity 3 non-polymer

实体 4 Entity 4 water

6. 折叠分类 (SCOP + CATH) 44 domains

SCOP 2.08 (22 domains)

CATH v4.4 (22 domains)

7. 引用文献 (3)