3b2u

Crystal structure of isolated domain III of the extracellular region of the epidermal growth factor receptor in complex with the Fab fragment of IMC-11F8

Method: X-RAY DIFFRACTION

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

Epidermal growth factor receptor

Homo sapiens

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	其他组合	异源复合物	蛋白 3 其他聚合物 2	IMC-11F8 Fab Light chain × 1 IMC-11F8 Fab Heavy chain × 1 ;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 SULFATE ION × 1 water × 3	与蛋白数一致
2	其他组合	异源复合物	蛋白 3 其他聚合物 2	IMC-11F8 Fab Light chain × 1 IMC-11F8 Fab Heavy chain × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 water × 3	与蛋白数一致
3	其他组合	异源复合物	蛋白 3 其他聚合物 2	IMC-11F8 Fab Light chain × 1 IMC-11F8 Fab Heavy chain × 1 ;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 SULFATE ION × 2 water × 3	与蛋白数一致
4	其他组合	异源复合物	蛋白 3 其他聚合物 3	IMC-11F8 Fab Light chain × 1 IMC-11F8 Fab Heavy chain × 1 ;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 SULFATE ION × 1 water × 3	与蛋白数一致
5	其他组合	异源复合物	蛋白 3 其他聚合物 3	IMC-11F8 Fab Light chain × 1 IMC-11F8 Fab Heavy chain × 1 beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 2 ;alpha-D-mannopyranose-(1-3)-alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 SULFATE ION × 1 water × 3	与蛋白数一致
6	其他组合	异源复合物	蛋白 3 其他聚合物 2	IMC-11F8 Fab Light chain × 1 IMC-11F8 Fab Heavy chain × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 water × 3	与蛋白数一致
7	其他组合	异源复合物	蛋白 3 其他聚合物 2	IMC-11F8 Fab Light chain × 1 IMC-11F8 Fab Heavy chain × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 SULFATE ION × 1 water × 3	与蛋白数一致
8	其他组合	异源复合物	蛋白 3 其他聚合物 2	IMC-11F8 Fab Light chain × 1 IMC-11F8 Fab Heavy chain × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 SULFATE ION × 2 water × 3	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	EGFR_HUMAN
Isoform	—
PDB实体	3
链与序列区间	作者链 A； PDB构建体 5–208； UniProt 335–538 作者链 B； PDB构建体 5–208； UniProt 335–538 作者链 E； PDB构建体 5–208； UniProt 335–538 作者链 I； PDB构建体 5–208； UniProt 335–538 作者链 M； PDB构建体 5–208； UniProt 335–538 作者链 P； PDB构建体 5–208； UniProt 335–538 作者链 S； PDB构建体 5–208； UniProt 335–538 作者链 V； PDB构建体 5–208； UniProt 335–538

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	3b2u
沉积日期 deposition_date	2007-10-19
结构标题 title	Crystal structure of isolated domain III of the extracellular region of the epidermal growth factor receptor in complex with the Fab fragment of IMC-11F8
关键词 keywords	;CELL SURFACE RECEPTOR; GLYCOPROTEIN; ANTIGEN:ANTIBODY COMPLEX; FAB FRAGMENT; ANTITUMOR; DRUG, Anti-oncogene, ATP-binding, Cell cycle, Disease mutation, Kinase, Membrane, Nucleotide-binding, Phosphoprotein, Secreted, Transferase, Transmembrane, Tyrosine-protein kinase, IMMUNE SYSTEM-TRANSFERASE COMPLEX ;; IMMUNE SYSTEM/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。

3b2u__assembly_1__model_1

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

下载该曲线 .dat

3b2u__assembly_1__model_1 | I(q)

100 个绘图点；横轴和纵轴均采用对数尺度。

3b2u__assembly_1__model_1 | P(r) · Pending

P(r) 将按相同 assembly/model 分别计算和展示。

Rg（Guinier）	31.92 Å
Rg（电子密度）	31.63 Å
总 Rg	32.18 Å
原子数	4780
残基数	625
排除体积	84512 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	`3b2u__assembly_1__model_1`	trimeric （3）	成功	4.1.3-1-20251215 (887e7ef)	查看下载
2	1	`3b2u__assembly_2__model_1`	trimeric （3）	成功	4.1.3-1-20251215 (887e7ef)	查看下载
3	1	`3b2u__assembly_3__model_1`	trimeric （3）	成功	4.1.3-1-20251215 (887e7ef)	查看下载
4	1	`3b2u__assembly_4__model_1`	trimeric （3）	成功	4.1.3-1-20251215 (887e7ef)	查看下载
5	1	`3b2u__assembly_5__model_1`	trimeric （3）	成功	4.1.3-1-20251215 (887e7ef)	查看下载
6	1	`3b2u__assembly_6__model_1`	trimeric （3）	成功	4.1.3-1-20251215 (887e7ef)	查看下载
7	1	`3b2u__assembly_7__model_1`	trimeric （3）	成功	4.1.3-1-20251215 (887e7ef)	查看下载
8	1	`3b2u__assembly_8__model_1`	trimeric （3）	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 (10)

实体 1 Entity 1 polymer

描述 description	IMC-11F8 Fab Light chain
分子量 formula_weight	23053.6 kDa
来源方法 src_method	man
拷贝数 entity_count	8

聚合物 Polymer

聚合物类型 type	polypeptide(L)
链编号 strand_id	L,D,G,K,O,R,U,X
原子数 atom_count	39035

EIVMTQSPATLSLSPGERATLSCRASQSVSSYLAWYQQKPGQAPRLLIYDASNRATGIPARFSGSGSGTDFTLTISSLEPEDFAVYYCHQYGSTPLTFGGGTKAEIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGA

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI 分类编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Spodoptera frugiperda

实体 2 Entity 2 polymer

描述 description	IMC-11F8 Fab Heavy chain
分子量 formula_weight	23604.4 kDa
来源方法 src_method	man
拷贝数 entity_count	8

聚合物 Polymer

聚合物类型 type	polypeptide(L)
链编号 strand_id	H,C,F,J,N,Q,T,W

QVQLQESGPGLVKPSQTLSLTCTVSGGSISSGDYYWSWIRQPPGKGLEWIGYIYYSGSTDYNPSLKSRVTMSVDTSKNQFSLKVNSVTAADTAVYYCARVSIFGVGTFDYWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKS

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI 分类编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Mus musculus

实体 3 Entity 3 polymer

描述 description	Epidermal growth factor receptor
分子量 formula_weight	23786.1 kDa
EC 编号 ec_number	2.7.10.1
来源方法 src_method	man
拷贝数 entity_count	8

聚合物 Polymer

聚合物类型 type	polypeptide(L)
链编号 strand_id	A,B,E,I,M,P,S,V

LEEKKVCNGIGIGEFKDSLSINATNIKHFKNCTSISGDLHILPVAFRGDSFTHTPPLDPQELDILKTVKEITGFLLIQAWPENRTDLHAFENLEIIRGRTKQHGQFSLAVVSLNITSLGLRSLKEISDGDVIISGNKNLCYANTINWKKLFGTSGQKTKIISNRGENSCKATGQVCHALCSPEGCWGPEPRDCVSCRNVSRGRECVDKHHHHHH

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI 分类编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Mus musculus

实体 4 Entity 4 branched

描述 description	;alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ;
分子量 formula_weight	748.7 kDa
来源方法 src_method	man
拷贝数 entity_count	3

实体 5 Entity 5 branched

描述 description	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	424.4 kDa
来源方法 src_method	man
拷贝数 entity_count	7

实体 6 Entity 6 branched

描述 description	beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	586.5 kDa
来源方法 src_method	man
拷贝数 entity_count	7

实体 7 Entity 7 branched

描述 description	;alpha-D-mannopyranose-(1-3)-alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ;
分子量 formula_weight	910.8 kDa
来源方法 src_method	man
拷贝数 entity_count	1

实体 8 Entity 8 non-polymer

描述 description	2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	221.2 kDa
来源方法 src_method	man
拷贝数 entity_count	14

实体 9 Entity 9 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	8

实体 10 Entity 10 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	1036

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6. 折叠分类 (SCOP + CATH) 104 domains

SCOP 2.08 (64 domains)

结构域编号 domain_id	d3b2ua1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.10 — Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)
超家族 Superfamily superfamily	c.10.2 — L domain-like
家族 Family family	c.10.2.5 — L domain

结构域编号 domain_id	d3b2ua2
类 Class class	g — Small proteins
折叠类型 Fold fold	g.3 — Knottins (small inhibitors, toxins, lectins)
超家族 Superfamily superfamily	g.3.9 — Growth factor receptor domain
家族 Family family	g.3.9.0 — automated matches

结构域编号 domain_id	d3b2ua3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2ub1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.10 — Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)
超家族 Superfamily superfamily	c.10.2 — L domain-like
家族 Family family	c.10.2.5 — L domain

结构域编号 domain_id	d3b2ub2
类 Class class	g — Small proteins
折叠类型 Fold fold	g.3 — Knottins (small inhibitors, toxins, lectins)
超家族 Superfamily superfamily	g.3.9 — Growth factor receptor domain
家族 Family family	g.3.9.0 — automated matches

结构域编号 domain_id	d3b2ub3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2uc1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.1 — V set domains (antibody variable domain-like)

结构域编号 domain_id	d3b2uc2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.2 — C1 set domains (antibody constant domain-like)

结构域编号 domain_id	d3b2uc3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2ud1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2ud2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2ue1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.10 — Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)
超家族 Superfamily superfamily	c.10.2 — L domain-like
家族 Family family	c.10.2.5 — L domain

结构域编号 domain_id	d3b2ue2
类 Class class	g — Small proteins
折叠类型 Fold fold	g.3 — Knottins (small inhibitors, toxins, lectins)
超家族 Superfamily superfamily	g.3.9 — Growth factor receptor domain
家族 Family family	g.3.9.0 — automated matches

结构域编号 domain_id	d3b2ue3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2uf1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.1 — V set domains (antibody variable domain-like)

结构域编号 domain_id	d3b2uf2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.2 — C1 set domains (antibody constant domain-like)

结构域编号 domain_id	d3b2uf3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2ug1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2ug2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2uh1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.1 — V set domains (antibody variable domain-like)

结构域编号 domain_id	d3b2uh2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.2 — C1 set domains (antibody constant domain-like)

结构域编号 domain_id	d3b2uh3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2ui1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.10 — Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)
超家族 Superfamily superfamily	c.10.2 — L domain-like
家族 Family family	c.10.2.5 — L domain

结构域编号 domain_id	d3b2ui2
类 Class class	g — Small proteins
折叠类型 Fold fold	g.3 — Knottins (small inhibitors, toxins, lectins)
超家族 Superfamily superfamily	g.3.9 — Growth factor receptor domain
家族 Family family	g.3.9.0 — automated matches

结构域编号 domain_id	d3b2ui3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2uj1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.1 — V set domains (antibody variable domain-like)

结构域编号 domain_id	d3b2uj2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.2 — C1 set domains (antibody constant domain-like)

结构域编号 domain_id	d3b2uj3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2uk1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2uk2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2ul1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2ul2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2um1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.10 — Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)
超家族 Superfamily superfamily	c.10.2 — L domain-like
家族 Family family	c.10.2.5 — L domain

结构域编号 domain_id	d3b2um2
类 Class class	g — Small proteins
折叠类型 Fold fold	g.3 — Knottins (small inhibitors, toxins, lectins)
超家族 Superfamily superfamily	g.3.9 — Growth factor receptor domain
家族 Family family	g.3.9.0 — automated matches

结构域编号 domain_id	d3b2um3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2un1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.1 — V set domains (antibody variable domain-like)

结构域编号 domain_id	d3b2un2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.2 — C1 set domains (antibody constant domain-like)

结构域编号 domain_id	d3b2un3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2uo1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2uo2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2up1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.10 — Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)
超家族 Superfamily superfamily	c.10.2 — L domain-like
家族 Family family	c.10.2.5 — L domain

结构域编号 domain_id	d3b2up2
类 Class class	g — Small proteins
折叠类型 Fold fold	g.3 — Knottins (small inhibitors, toxins, lectins)
超家族 Superfamily superfamily	g.3.9 — Growth factor receptor domain
家族 Family family	g.3.9.0 — automated matches

结构域编号 domain_id	d3b2up3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2uq1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.1 — V set domains (antibody variable domain-like)

结构域编号 domain_id	d3b2uq2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.2 — C1 set domains (antibody constant domain-like)

结构域编号 domain_id	d3b2uq3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2ur1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2ur2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2us1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.10 — Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)
超家族 Superfamily superfamily	c.10.2 — L domain-like
家族 Family family	c.10.2.5 — L domain

结构域编号 domain_id	d3b2us2
类 Class class	g — Small proteins
折叠类型 Fold fold	g.3 — Knottins (small inhibitors, toxins, lectins)
超家族 Superfamily superfamily	g.3.9 — Growth factor receptor domain
家族 Family family	g.3.9.0 — automated matches

结构域编号 domain_id	d3b2us3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2ut1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.1 — V set domains (antibody variable domain-like)

结构域编号 domain_id	d3b2ut2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.2 — C1 set domains (antibody constant domain-like)

结构域编号 domain_id	d3b2ut3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2uu1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2uu2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2uv1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.10 — Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)
超家族 Superfamily superfamily	c.10.2 — L domain-like
家族 Family family	c.10.2.5 — L domain

结构域编号 domain_id	d3b2uv2
类 Class class	g — Small proteins
折叠类型 Fold fold	g.3 — Knottins (small inhibitors, toxins, lectins)
超家族 Superfamily superfamily	g.3.9 — Growth factor receptor domain
家族 Family family	g.3.9.0 — automated matches

结构域编号 domain_id	d3b2uv3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2uw1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.1 — V set domains (antibody variable domain-like)

结构域编号 domain_id	d3b2uw2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.2 — C1 set domains (antibody constant domain-like)

结构域编号 domain_id	d3b2uw3
类 Class class	l — Artifacts
折叠类型 Fold fold	l.1 — Tags
超家族 Superfamily superfamily	l.1.1 — Tags
家族 Family family	l.1.1.1 — Tags

结构域编号 domain_id	d3b2ux1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d3b2ux2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

CATH v4.4 (40 domains)

结构域编号 domain_id	3b2uA00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	80 — Alpha-Beta Horseshoe
拓扑 Topology topology	20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
同源超家族 H-superfamily homologous superfamily	20 — Receptor L-domain

结构域编号 domain_id	3b2uB00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	80 — Alpha-Beta Horseshoe
拓扑 Topology topology	20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
同源超家族 H-superfamily homologous superfamily	20 — Receptor L-domain

结构域编号 domain_id	3b2uC01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uC02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uD01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uD02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uE00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	80 — Alpha-Beta Horseshoe
拓扑 Topology topology	20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
同源超家族 H-superfamily homologous superfamily	20 — Receptor L-domain

结构域编号 domain_id	3b2uF01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uF02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uG01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uG02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uH01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uH02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uI00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	80 — Alpha-Beta Horseshoe
拓扑 Topology topology	20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
同源超家族 H-superfamily homologous superfamily	20 — Receptor L-domain

结构域编号 domain_id	3b2uJ01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uJ02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uK01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uK02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uL01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uL02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uM00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	80 — Alpha-Beta Horseshoe
拓扑 Topology topology	20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
同源超家族 H-superfamily homologous superfamily	20 — Receptor L-domain

结构域编号 domain_id	3b2uN01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uN02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uO01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uO02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uP00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	80 — Alpha-Beta Horseshoe
拓扑 Topology topology	20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
同源超家族 H-superfamily homologous superfamily	20 — Receptor L-domain

结构域编号 domain_id	3b2uQ01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uQ02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uR01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uR02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uS00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	80 — Alpha-Beta Horseshoe
拓扑 Topology topology	20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
同源超家族 H-superfamily homologous superfamily	20 — Receptor L-domain

结构域编号 domain_id	3b2uT01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uT02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uU01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uU02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uV00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	80 — Alpha-Beta Horseshoe
拓扑 Topology topology	20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
同源超家族 H-superfamily homologous superfamily	20 — Receptor L-domain

结构域编号 domain_id	3b2uW01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uW02
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uX01
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	10 — Immunoglobulins

结构域编号 domain_id	3b2uX02
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	10 — Immunoglobulins

▶

晶胞边长 a length_a	154.373 Å
晶胞边长 b length_b	139.122 Å
晶胞边长 c length_c	175.325 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	90.02 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	16

空间群 space_group	P 1 21 1
空间群编号 int_tables_number	4
晶系 crystal_system	—

分辨率 resolution	2.580 Å
最低分辨率 resolution_low	43.070 Å
R 因子 r_factor	0.2300
R_work r_work	0.2270
R_free r_free	0.2910

Crystal structure of isolated domain III of the extracellular region of the epidermal growth factor receptor in complex with the Fab fragment of IMC-11F8

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

Epidermal growth factor receptor

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

3b2u__assembly_1__model_1

3b2u__assembly_1__model_1 | I(q)

3b2u__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 (10)

实体 1 Entity 1 polymer

聚合物 Polymer

来源 Source

实体 2 Entity 2 polymer

聚合物 Polymer

来源 Source

实体 3 Entity 3 polymer

聚合物 Polymer

来源 Source

实体 4 Entity 4 branched

实体 5 Entity 5 branched

实体 6 Entity 6 branched

实体 7 Entity 7 branched

实体 8 Entity 8 non-polymer

实体 9 Entity 9 non-polymer

实体 10 Entity 10 water

6. 折叠分类 (SCOP + CATH) 104 domains

SCOP 2.08 (64 domains)

CATH v4.4 (40 domains)

7. 引用文献 (1)

Crystal structure of isolated domain III of the extracellular region of the epidermal growth factor receptor in complex with the Fab fragment of IMC-11F8

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

Epidermal growth factor receptor

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

3b2u__assembly_1__model_1

3b2u__assembly_1__model_1 | I(q)

3b2u__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 (10)

实体 1 Entity 1 polymer

聚合物 Polymer

来源 Source

实体 2 Entity 2 polymer

聚合物 Polymer

来源 Source

实体 3 Entity 3 polymer

聚合物 Polymer

来源 Source

实体 4 Entity 4 branched

实体 5 Entity 5 branched

实体 6 Entity 6 branched

实体 7 Entity 7 branched

实体 8 Entity 8 non-polymer

实体 9 Entity 9 non-polymer

实体 10 Entity 10 water

6. 折叠分类 (SCOP + CATH) 104 domains

SCOP 2.08 (64 domains)

CATH v4.4 (40 domains)

7. 引用文献 (1)