1w1i

Crystal structure of dipeptidyl peptidase IV (DPPIV or CD26) in complex with adenosine deaminase

Method: X-RAY DIFFRACTION

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

DIPEPTIDYL PEPTIDASE IV

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 4 其他聚合物 8	ADENOSINE DEAMINASE × 2 （P56658） 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 4 ;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 ; × 2 alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose × 8 ZINC ION × 2	与蛋白数一致
2	其他组合	异源复合物	蛋白 4 其他聚合物 9	ADENOSINE DEAMINASE × 2 （P56658） 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 5 ;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 ; × 2 alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose × 7 ZINC ION × 2	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	DPP4_HUMAN
Isoform	—
PDB实体	1
链与序列区间	作者链 A； PDB构建体 1–728； UniProt 39–766 作者链 B； PDB构建体 1–728； UniProt 39–766 作者链 C； PDB构建体 1–728； UniProt 39–766 作者链 D； PDB构建体 1–728； UniProt 39–766

ADENOSINE DEAMINASE

物种未注明

UniProt P56658

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 4 其他聚合物 8	DIPEPTIDYL PEPTIDASE IV × 2 （P27487） 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 4 ;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 ; × 2 alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose × 8 ZINC ION × 2	与蛋白数一致
2	其他组合	异源复合物	蛋白 4 其他聚合物 9	DIPEPTIDYL PEPTIDASE IV × 2 （P27487） 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 5 ;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 ; × 2 alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose × 7 ZINC ION × 2	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	ADA_BOVIN
Isoform	—
PDB实体	2
链与序列区间	作者链 E； PDB构建体 1–357； UniProt 0–356 作者链 F； PDB构建体 1–357； UniProt 0–356 作者链 G； PDB构建体 1–357； UniProt 0–356 作者链 H； PDB构建体 1–357； UniProt 0–356

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	1w1i
沉积日期 deposition_date	2004-06-22
结构标题 title	Crystal structure of dipeptidyl peptidase IV (DPPIV or CD26) in complex with adenosine deaminase
关键词 keywords	;HYDROLASE, HYDROLASE-COMPLEX, DIPETIDYL PEPTIDASE IV, DPPIV, CD26, ALPHA/BETA-HYDROLASE FOLD, BETA-PROPELLER FOLD, PROTEIN-PROTEIN COMPLEX, ADENOSINE DEAMINASE, ADA, SERINE PROTEASE, AMINOPEPTIDASE ;; HYDROLASE
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。

1w1i__assembly_1__model_1

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

下载该曲线 .dat

1w1i__assembly_1__model_1 | I(q)

100 个绘图点；横轴和纵轴均采用对数尺度。

1w1i__assembly_1__model_1 | P(r) · Pending

P(r) 将按相同 assembly/model 分别计算和展示。

Rg（Guinier）	47.53 Å
Rg（电子密度）	47.10 Å
总 Rg	47.56 Å
原子数	17930
残基数	2159
排除体积	318420 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	`1w1i__assembly_1__model_1`	tetrameric （4）	成功	4.1.3-1-20251215 (887e7ef)	查看下载
2	1	`1w1i__assembly_2__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	DIPEPTIDYL PEPTIDASE IV
分子量 formula_weight	84462.6 kDa
EC 编号 ec_number	3.4.14.5
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	35877

SRKTYTLTDYLKNTYRLKLYSLRWISDHEYLYKQENNILVFNAEYGNSSVFLENSTFDEFGHSINDYSISPDGQFILLEYNYVKQWRHSYTASYDIYDLNKRQLITEERIPNNTQWVTWSPVGHKLAYVWNNDIYVKIEPNLPSYRITWTGKEDIIYNGITDWVYEEEVFSAYSALWWSPNGTFLAYAQFNDTEVPLIEYSFYSDESLQYPKTVRVPYPKAGAVNPTVKFFVVNTDSLSSVTNATSIQITAPASMLIGDHYLCDVTWATQERISLQWLRRIQNYSVMDICDYDESSGRWNCLVARQHIEMSTTGWVGRFRPSEPHFTLDGNSFYKIISNEEGYRHICYFQIDKKDCTFITKGTWEVIGIEALTSDYLYYISNEYKGMPGGRNLYKIQLSDYTKVTCLSCELNPERCQYYSVSFSKEAKYYQLRCSGPGLPLYTLHSSVNDKGLRVLEDNSALDKMLQNVQMPSKKLDFIILNETKFWYQMILPPHFDKSKKYPLLLDVYAGPCSQKADTVFRLNWATYLASTENIIVASFDGRGSGYQGDKIMHAINRRLGTFEVEDQIEAARQFSKMGFVDNKRIAIWGWSYGGYVTSMVLGSGSGVFKCGIAVAPVSRWEYYDSVYTERYMGLPTPEDNLDHYRNSTVMSRAENFKQVEYLLIHGTADDNVHFQQSAQISKALVDVGVDFQAMWYTDEDHGIASSTAHQHIYTHMSHFIKQCFSLP

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	ADENOSINE DEAMINASE
分子量 formula_weight	40457.9 kDa
EC 编号 ec_number	3.5.4.4
来源方法 src_method	nat
拷贝数 entity_count	4

聚合物 Polymer

聚合物类型 type	polypeptide(L)
链编号 strand_id	E,F,G,H

MAQTPAFDKPKVELHVHLDGAIKPETILYYGKRRGIALPADTPEELLNIIGMDKPLTLPDFLAKFDYYMPAIAGCRDAIKRIAYEFVEMKAKDGVVYVEVRYSPHLLANSKVEPIPWNQAEGDLTPDEVVSLVNQGLQEGERDFGVKVRSILCCMRHQPSWSSEVVELCKKYREQTVVAIDLAGDETIEGSSLFPGHVQAYAEAVKSGVHRTVHAGEVGSANVVKEAVDTLKTERLGHGYHTLEDTTLYNRLRQENMHFEICPWSSYLTGAWKPDTEHAVIRFKNDQVNYSLNTDDPLIFKSTLDTDYQMTKKDMGFTEEEFKRLNINAAKSSFLPEDEKKELLDLLYKAYRMPSPA

实体 3 Entity 3 branched

描述 description	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	570.5 kDa
来源方法 src_method	man
拷贝数 entity_count	2

实体 4 Entity 4 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	9

实体 5 Entity 5 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	4

实体 6 Entity 6 branched

描述 description	alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	367.3 kDa
来源方法 src_method	man
拷贝数 entity_count	2

实体 7 Entity 7 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	15

实体 8 Entity 8 non-polymer

描述 description	ZINC ION
分子量 formula_weight	65.4 kDa
来源方法 src_method	syn
拷贝数 entity_count	4

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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	d1w1ia1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.70 — 8-bladed beta-propeller
超家族 Superfamily superfamily	b.70.3 — DPP6 N-terminal domain-like
家族 Family family	b.70.3.1 — DPP6 N-terminal domain-like

结构域编号 domain_id	d1w1ia2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.69 — alpha/beta-Hydrolases
超家族 Superfamily superfamily	c.69.1 — alpha/beta-Hydrolases
家族 Family family	c.69.1.24 — DPP6 catalytic domain-like

结构域编号 domain_id	d1w1ib1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.70 — 8-bladed beta-propeller
超家族 Superfamily superfamily	b.70.3 — DPP6 N-terminal domain-like
家族 Family family	b.70.3.1 — DPP6 N-terminal domain-like

结构域编号 domain_id	d1w1ib2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.69 — alpha/beta-Hydrolases
超家族 Superfamily superfamily	c.69.1 — alpha/beta-Hydrolases
家族 Family family	c.69.1.24 — DPP6 catalytic domain-like

结构域编号 domain_id	d1w1ic1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.70 — 8-bladed beta-propeller
超家族 Superfamily superfamily	b.70.3 — DPP6 N-terminal domain-like
家族 Family family	b.70.3.1 — DPP6 N-terminal domain-like

结构域编号 domain_id	d1w1ic2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.69 — alpha/beta-Hydrolases
超家族 Superfamily superfamily	c.69.1 — alpha/beta-Hydrolases
家族 Family family	c.69.1.24 — DPP6 catalytic domain-like

结构域编号 domain_id	d1w1id1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.70 — 8-bladed beta-propeller
超家族 Superfamily superfamily	b.70.3 — DPP6 N-terminal domain-like
家族 Family family	b.70.3.1 — DPP6 N-terminal domain-like

结构域编号 domain_id	d1w1id2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.69 — alpha/beta-Hydrolases
超家族 Superfamily superfamily	c.69.1 — alpha/beta-Hydrolases
家族 Family family	c.69.1.24 — DPP6 catalytic domain-like

结构域编号 domain_id	d1w1ie_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.1 — TIM beta/alpha-barrel
超家族 Superfamily superfamily	c.1.9 — Metallo-dependent hydrolases
家族 Family family	c.1.9.1 — Adenosine/AMP deaminase

结构域编号 domain_id	d1w1if_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.1 — TIM beta/alpha-barrel
超家族 Superfamily superfamily	c.1.9 — Metallo-dependent hydrolases
家族 Family family	c.1.9.1 — Adenosine/AMP deaminase

结构域编号 domain_id	d1w1ig_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.1 — TIM beta/alpha-barrel
超家族 Superfamily superfamily	c.1.9 — Metallo-dependent hydrolases
家族 Family family	c.1.9.1 — Adenosine/AMP deaminase

结构域编号 domain_id	d1w1ih_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.1 — TIM beta/alpha-barrel
超家族 Superfamily superfamily	c.1.9 — Metallo-dependent hydrolases
家族 Family family	c.1.9.1 — Adenosine/AMP deaminase

CATH v4.4 (12 domains)

结构域编号 domain_id	1w1iA01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	140 — 8 Propeller
拓扑 Topology topology	10 — Methanol Dehydrogenase; Chain A
同源超家族 H-superfamily homologous superfamily	30 — Dipeptidylpeptidase IV, N-terminal domain

结构域编号 domain_id	1w1iA02
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	1820 — Alpha/Beta hydrolase fold, catalytic domain

结构域编号 domain_id	1w1iB01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	140 — 8 Propeller
拓扑 Topology topology	10 — Methanol Dehydrogenase; Chain A
同源超家族 H-superfamily homologous superfamily	30 — Dipeptidylpeptidase IV, N-terminal domain

结构域编号 domain_id	1w1iB02
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	1820 — Alpha/Beta hydrolase fold, catalytic domain

结构域编号 domain_id	1w1iC01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	140 — 8 Propeller
拓扑 Topology topology	10 — Methanol Dehydrogenase; Chain A
同源超家族 H-superfamily homologous superfamily	30 — Dipeptidylpeptidase IV, N-terminal domain

结构域编号 domain_id	1w1iC02
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	1820 — Alpha/Beta hydrolase fold, catalytic domain

结构域编号 domain_id	1w1iD01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	140 — 8 Propeller
拓扑 Topology topology	10 — Methanol Dehydrogenase; Chain A
同源超家族 H-superfamily homologous superfamily	30 — Dipeptidylpeptidase IV, N-terminal domain

结构域编号 domain_id	1w1iD02
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	1820 — Alpha/Beta hydrolase fold, catalytic domain

结构域编号 domain_id	1w1iE00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	20 — Alpha-Beta Barrel
拓扑 Topology topology	20 — TIM Barrel
同源超家族 H-superfamily homologous superfamily	140 — Metal-dependent hydrolases

结构域编号 domain_id	1w1iF00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	20 — Alpha-Beta Barrel
拓扑 Topology topology	20 — TIM Barrel
同源超家族 H-superfamily homologous superfamily	140 — Metal-dependent hydrolases

结构域编号 domain_id	1w1iG00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	20 — Alpha-Beta Barrel
拓扑 Topology topology	20 — TIM Barrel
同源超家族 H-superfamily homologous superfamily	140 — Metal-dependent hydrolases

结构域编号 domain_id	1w1iH00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	20 — Alpha-Beta Barrel
拓扑 Topology topology	20 — TIM Barrel
同源超家族 H-superfamily homologous superfamily	140 — Metal-dependent hydrolases

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晶胞边长 a length_a	158.065 Å
晶胞边长 b length_b	168.504 Å
晶胞边长 c length_c	236.842 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	100.54 °
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	3.030 Å
最低分辨率 resolution_low	30.000 Å
R 因子 r_factor	0.2240
R_work r_work	0.2240
R_free r_free	0.2570

Crystal structure of dipeptidyl peptidase IV (DPPIV or CD26) in complex with adenosine deaminase

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

DIPEPTIDYL PEPTIDASE IV

当前结构中的状态

数据库中的同蛋白其他状态

ADENOSINE DEAMINASE

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

1w1i__assembly_1__model_1

1w1i__assembly_1__model_1 | I(q)

1w1i__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 polymer

聚合物 Polymer

实体 3 Entity 3 branched

实体 4 Entity 4 branched

实体 5 Entity 5 branched

实体 6 Entity 6 branched

实体 7 Entity 7 non-polymer

实体 8 Entity 8 non-polymer

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 dipeptidyl peptidase IV (DPPIV or CD26) in complex with adenosine deaminase

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

DIPEPTIDYL PEPTIDASE IV

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

ADENOSINE DEAMINASE

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

1w1i__assembly_1__model_1

1w1i__assembly_1__model_1 | I(q)

1w1i__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 polymer

聚合物 Polymer

实体 3 Entity 3 branched

实体 4 Entity 4 branched

实体 5 Entity 5 branched

实体 6 Entity 6 branched

实体 7 Entity 7 non-polymer

实体 8 Entity 8 non-polymer

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)