5wkc

Saccharomyces cerevisiae acetohydroxyacid synthase in complex with the herbicide penoxsulam

Method: X-RAY DIFFRACTION

▼

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

Acetolactate synthase catalytic subunit, mitochondrial

Saccharomyces cerevisiae S288c

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	MAGNESIUM ION × 2 2-(2,2-difluoroethoxy)-N-(5,8-dimethoxy[1,2,4]triazolo[1,5-c]pyrimidin-2-yl)-6-(trifluoromethyl)benzenesulfonamide × 2 FLAVIN-ADENINE DINUCLEOTIDE × 2 ETHANEPEROXOIC ACID × 1 ;2-[3-[(4-azanyl-2-methyl-pyrimidin-5-yl)methyl]-2-[(1~{S})-1-(dioxidanyl)-1-oxidanyl-ethyl]-4-methyl-1,3-thiazol-5-yl]ethyl phosphono hydrogen phosphate ; × 1 (3Z)-4-{[(4-AMINO-2-METHYLPYRIMIDIN-5-YL)METHYL]AMINO}-3-MERCAPTOPENT-3-EN-1-YL TRIHYDROGEN DIPHOSPHATE × 1 water × 2	与蛋白数一致
2	蛋白同源多聚体	同源多聚体	蛋白 2	MAGNESIUM ION × 2 2-(2,2-difluoroethoxy)-N-(5,8-dimethoxy[1,2,4]triazolo[1,5-c]pyrimidin-2-yl)-6-(trifluoromethyl)benzenesulfonamide × 2 FLAVIN-ADENINE DINUCLEOTIDE × 2 ETHANEPEROXOIC ACID × 2 (3Z)-4-{[(4-AMINO-2-METHYLPYRIMIDIN-5-YL)METHYL]AMINO}-3-MERCAPTOPENT-3-EN-1-YL TRIHYDROGEN DIPHOSPHATE × 2 water × 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	ILVB_YEAST
Isoform	—
PDB实体	1, 2
链与序列区间	作者链 A； PDB构建体 48–677； UniProt 58–687 作者链 B； PDB构建体 48–677； UniProt 58–687 作者链 E； PDB构建体 48–677； UniProt 58–687 作者链 D； PDB构建体 48–677； UniProt 58–687

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	5wkc
沉积日期 deposition_date	2017-07-25
结构标题 title	Saccharomyces cerevisiae acetohydroxyacid synthase in complex with the herbicide penoxsulam
关键词 keywords	;AHAS, acetohydroxyacid synthase; ScAHAS; thiamine diphosphate; flavin adenine dinucleotide; penoxsulam; aminoethenethiol diphosphate; peracetate., STRUCTURAL PROTEIN, Transferase ;; STRUCTURAL PROTEIN,Transferase
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。

5wkc__assembly_2__model_1

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

下载该曲线 .dat

5wkc__assembly_2__model_1 | I(q)

100 个绘图点；横轴和纵轴均采用对数尺度。

5wkc__assembly_2__model_1 | P(r) · Pending

P(r) 将按相同 assembly/model 分别计算和展示。

Rg（Guinier）	32.16 Å
Rg（电子密度）	31.66 Å
总 Rg	32.24 Å
原子数	9315
残基数	1190
排除体积	165500 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	`5wkc__assembly_1__model_1`	dimeric （2）	成功	4.1.3-1-20251215 (887e7ef)	查看下载
2	1	`5wkc__assembly_2__model_1`	dimeric （2）	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 (9)

实体 1 Entity 1 polymer

描述 description	Acetolactate synthase catalytic subunit, mitochondrial
分子量 formula_weight	73597.7 kDa
EC 编号 ec_number	2.2.1.6
来源方法 src_method	man
拷贝数 entity_count	3

聚合物 Polymer

聚合物类型 type	polypeptide(L)
链编号 strand_id	A,B,E
原子数 atom_count	19824

MHHHHHHSSGLVPRGSGMKETAAAKFERQHMDSPDLGTDDDDKAMGSAPSFNVDPLEQPAEPSKLAKKLRAEPDMDTSFVGLTGGQIFNEMMSRQNVDTVFGYPGGAILPVYDAIHNSDKFNFVLPKHEQGAGHMAEGYARASGKPGVVLVTSGPGATNVVTPMADAFADGIPMVVFTGQVPTSAIGTDAFQEADVVGISRSCTKWNVMVKSVEELPLRINEAFEIATSGRPGPVLVDLPKDVTAAILRNPIPTKTTLPSNALNQLTSRAQDEFVMQSINKAADLINLAKKPVLYVGAGILNHADGPRLLKELSDRAQIPVTTTLQGLGSFDQEDPKSLDMLGMHGCATANLAVQNADLIIAVGARFDDRVTGNISKFAPEARRAAAEGRGGIIHFEVSPKNINKVVQTQIAVEGDATTNLGKMMSKIFPVKERSEWFAQINKWKKEYPYAYMEETPGSKIKPQTVIKKLSKVANDTGRHVIVTTGVGQHQMWAAQHWTWRNPHTFITSGGLGTMGYGLPAAIGAQVAKPESLVIDIDGDASFNMTLTELSSAVQAGTPVKILILNNEEQGMVTQWQSLFYEHRYSHTHQLNPDFIKLAEAMGLKGLRVKKQEELDAKLKEFVSTKGPVLLEVEVDKKVPVLPMVAGGSGLDEFINFDPEVERQQTELRHKRTGGKH

来源 Source

来源生物 organism	Saccharomyces cerevisiae S288c
通用名 common_name	;Baker's yeast ;
NCBI 分类编号 ncbi_taxonomy_id	559292
宿主生物 host_organism	Escherichia coli

实体 2 Entity 2 polymer

描述 description	Acetolactate synthase catalytic subunit, mitochondrial
分子量 formula_weight	73613.7 kDa
EC 编号 ec_number	2.2.1.6
来源方法 src_method	man
拷贝数 entity_count	1

聚合物 Polymer

聚合物类型 type	polypeptide(L)
链编号 strand_id	D

来源 Source

来源生物 organism	Saccharomyces cerevisiae S288c
通用名 common_name	;Baker's yeast ;
NCBI 分类编号 ncbi_taxonomy_id	559292
宿主生物 host_organism	Escherichia coli

实体 3 Entity 3 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 4 Entity 4 non-polymer

描述 description	2-(2,2-difluoroethoxy)-N-(5,8-dimethoxy[1,2,4]triazolo[1,5-c]pyrimidin-2-yl)-6-(trifluoromethyl)benzenesulfonamide
分子量 formula_weight	483.4 kDa
来源方法 src_method	syn
拷贝数 entity_count	4

实体 5 Entity 5 non-polymer

描述 description	FLAVIN-ADENINE DINUCLEOTIDE
分子量 formula_weight	785.5 kDa
来源方法 src_method	syn
拷贝数 entity_count	4

实体 6 Entity 6 non-polymer

描述 description	ETHANEPEROXOIC ACID
分子量 formula_weight	76.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	3

实体 7 Entity 7 non-polymer

描述 description	;2-[3-[(4-azanyl-2-methyl-pyrimidin-5-yl)methyl]-2-[(1~{S})-1-(dioxidanyl)-1-oxidanyl-ethyl]-4-methyl-1,3-thiazol-5-yl]ethyl phosphono hydrogen phosphate ;
分子量 formula_weight	501.4 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

实体 8 Entity 8 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	3

实体 9 Entity 9 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	1172

▼

6. 折叠分类 (SCOP + CATH) 24 domains

SCOP 2.08 (12 domains)

结构域编号 domain_id	d5wkca1
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	d5wkca2
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	d5wkca3
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	d5wkcb1
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	d5wkcb2
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	d5wkcb3
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	d5wkcd1
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	d5wkcd2
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	d5wkcd3
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	d5wkce1
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	d5wkce2
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	d5wkce3
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	5wkcA01
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	5wkcA02
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	5wkcA03
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	5wkcB01
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	5wkcB02
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	5wkcB03
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	5wkcD01
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	5wkcD02
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	5wkcD03
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	5wkcE01
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	5wkcE02
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	5wkcE03
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

▶

晶胞边长 a length_a	218.213 Å
晶胞边长 b length_b	218.213 Å
晶胞边长 c length_c	361.940 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	48

空间群 space_group	I 4 2 2
空间群编号 int_tables_number	97
晶系 crystal_system	—

分辨率 resolution	2.334 Å
最低分辨率 resolution_low	48.794 Å
R 因子 r_factor	0.1507
R_work r_work	0.1504
R_free r_free	0.1802

Saccharomyces cerevisiae acetohydroxyacid synthase in complex with the herbicide penoxsulam

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

Acetolactate synthase catalytic subunit, mitochondrial

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

5wkc__assembly_2__model_1

5wkc__assembly_2__model_1 | I(q)

5wkc__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 (9)

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 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 non-polymer

实体 9 Entity 9 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)

Saccharomyces cerevisiae acetohydroxyacid synthase in complex with the herbicide penoxsulam

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

Acetolactate synthase catalytic subunit, mitochondrial

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

5wkc__assembly_2__model_1

5wkc__assembly_2__model_1 | I(q)

5wkc__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 (9)

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 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 non-polymer

实体 9 Entity 9 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)