3kdn

Crystal structure of Type III Rubisco SP4 mutant complexed with 2-CABP

Method: X-RAY DIFFRACTION

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

Ribulose bisphosphate carboxylase

Thermococcus kodakaraensis

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 10	MAGNESIUM ION × 10 2-CARBOXYARABINITOL-1,5-DIPHOSPHATE × 10 water × 10	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	RBL_PYRKO
Isoform	—
PDB实体	1
链与序列区间	作者链 A； PDB构建体 1–444； UniProt 1–444 作者链 B； PDB构建体 1–444； UniProt 1–444 作者链 C； PDB构建体 1–444； UniProt 1–444 作者链 D； PDB构建体 1–444； UniProt 1–444 作者链 E； PDB构建体 1–444； UniProt 1–444 作者链 F； PDB构建体 1–444； UniProt 1–444 作者链 G； PDB构建体 1–444； UniProt 1–444 作者链 H； PDB构建体 1–444； UniProt 1–444 作者链 I； PDB构建体 1–444； UniProt 1–444 作者链 J； PDB构建体 1–444； UniProt 1–444

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	3kdn
沉积日期 deposition_date	2009-10-23
结构标题 title	Crystal structure of Type III Rubisco SP4 mutant complexed with 2-CABP
关键词 keywords	ribulose-1, 5-bisphosphate carboxylase/oxygenase, Rubisco, Carbon dioxide fixation, Lyase, Magnesium, Metal-binding, Monooxygenase; LYASE
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。

3kdn__assembly_1__model_1

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

下载该曲线 .dat

3kdn__assembly_1__model_1 | I(q)

100 个绘图点；横轴和纵轴均采用对数尺度。

3kdn__assembly_1__model_1 | P(r) · Pending

P(r) 将按相同 assembly/model 分别计算和展示。

Rg（Guinier）	55.52 Å
Rg（电子密度）	54.63 Å
总 Rg	54.80 Å
原子数	34347
残基数	4361
排除体积	609760 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	`3kdn__assembly_1__model_1`	decameric （10）	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	Ribulose bisphosphate carboxylase
分子量 formula_weight	49848.5 kDa
EC 编号 ec_number	4.1.1.39
突变 mutation	G326E, K327R, W328D, D329I, V330T
来源方法 src_method	man
拷贝数 entity_count	10

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
原子数 atom_count	36999

MVEKFDTIYDYYVDKGYEPSKKRDIIAVFRVTPAEGYTIEQAAGAVAAESSTGTWTTLYPWYEQERWADLSAKAYDFHDMGDGSWIVRIAYPFHAFEEANLPGLLASIAGNIFGMKRVKGLRLEDLYFPEKLIREFDGPAFGIEGVRKMLEIKDRPIYGVVPKPKVGYSPEEFEKLAYDLLSNGADYMKDDENLTSPWYNRFEERAEIMAKIIDKVENETGEKKTWFANITADLLEMEQRLEVLADLGLKHAMVDVVITGWGALRYIRDLAADYGLAIHGHRAMHAAFTRNPYHGISMFVLAKLYRLIGIDQLHVGTAGAGKLEGERDITIQNARILRESHYKPDENDVFHLEQKFYSIKAAFPTSSGGLHPGNIQPVIEALGTDIVLQLGGGTLGHPDGPAAGARAVRQAIDAIMQGIPLDEYAKTHKELARALEKWGHVTPV

来源 Source

来源生物 organism	Thermococcus kodakaraensis
NCBI 分类编号 ncbi_taxonomy_id	69014
宿主生物 host_organism	Escherichia coli

实体 2 Entity 2 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	10

实体 3 Entity 3 non-polymer

描述 description	2-CARBOXYARABINITOL-1,5-DIPHOSPHATE
分子量 formula_weight	356.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	10

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	2652

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6. 折叠分类 (SCOP + CATH) 40 domains

SCOP 2.08 (20 domains)

结构域编号 domain_id	d3kdna1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.58 — Ferredoxin-like
超家族 Superfamily superfamily	d.58.9 — RuBisCO, large subunit, small (N-terminal) domain
家族 Family family	d.58.9.0 — automated matches

结构域编号 domain_id	d3kdna2
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.1.14 — RuBisCo, C-terminal domain
家族 Family family	c.1.14.0 — automated matches

结构域编号 domain_id	d3kdnb1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.58 — Ferredoxin-like
超家族 Superfamily superfamily	d.58.9 — RuBisCO, large subunit, small (N-terminal) domain
家族 Family family	d.58.9.0 — automated matches

结构域编号 domain_id	d3kdnb2
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.1.14 — RuBisCo, C-terminal domain
家族 Family family	c.1.14.0 — automated matches

结构域编号 domain_id	d3kdnc1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.58 — Ferredoxin-like
超家族 Superfamily superfamily	d.58.9 — RuBisCO, large subunit, small (N-terminal) domain
家族 Family family	d.58.9.0 — automated matches

结构域编号 domain_id	d3kdnc2
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.1.14 — RuBisCo, C-terminal domain
家族 Family family	c.1.14.0 — automated matches

结构域编号 domain_id	d3kdnd1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.58 — Ferredoxin-like
超家族 Superfamily superfamily	d.58.9 — RuBisCO, large subunit, small (N-terminal) domain
家族 Family family	d.58.9.0 — automated matches

结构域编号 domain_id	d3kdnd2
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.1.14 — RuBisCo, C-terminal domain
家族 Family family	c.1.14.0 — automated matches

结构域编号 domain_id	d3kdne1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.58 — Ferredoxin-like
超家族 Superfamily superfamily	d.58.9 — RuBisCO, large subunit, small (N-terminal) domain
家族 Family family	d.58.9.0 — automated matches

结构域编号 domain_id	d3kdne2
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.1.14 — RuBisCo, C-terminal domain
家族 Family family	c.1.14.0 — automated matches

结构域编号 domain_id	d3kdnf1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.58 — Ferredoxin-like
超家族 Superfamily superfamily	d.58.9 — RuBisCO, large subunit, small (N-terminal) domain
家族 Family family	d.58.9.0 — automated matches

结构域编号 domain_id	d3kdnf2
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.1.14 — RuBisCo, C-terminal domain
家族 Family family	c.1.14.0 — automated matches

结构域编号 domain_id	d3kdng1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.58 — Ferredoxin-like
超家族 Superfamily superfamily	d.58.9 — RuBisCO, large subunit, small (N-terminal) domain
家族 Family family	d.58.9.0 — automated matches

结构域编号 domain_id	d3kdng2
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.1.14 — RuBisCo, C-terminal domain
家族 Family family	c.1.14.0 — automated matches

结构域编号 domain_id	d3kdnh1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.58 — Ferredoxin-like
超家族 Superfamily superfamily	d.58.9 — RuBisCO, large subunit, small (N-terminal) domain
家族 Family family	d.58.9.0 — automated matches

结构域编号 domain_id	d3kdnh2
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.1.14 — RuBisCo, C-terminal domain
家族 Family family	c.1.14.0 — automated matches

结构域编号 domain_id	d3kdni1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.58 — Ferredoxin-like
超家族 Superfamily superfamily	d.58.9 — RuBisCO, large subunit, small (N-terminal) domain
家族 Family family	d.58.9.0 — automated matches

结构域编号 domain_id	d3kdni2
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.1.14 — RuBisCo, C-terminal domain
家族 Family family	c.1.14.0 — automated matches

结构域编号 domain_id	d3kdnj1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.58 — Ferredoxin-like
超家族 Superfamily superfamily	d.58.9 — RuBisCO, large subunit, small (N-terminal) domain
家族 Family family	d.58.9.0 — automated matches

结构域编号 domain_id	d3kdnj2
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.1.14 — RuBisCo, C-terminal domain
家族 Family family	c.1.14.0 — automated matches

CATH v4.4 (20 domains)

结构域编号 domain_id	3kdnA01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily	150 — RuBisCO large subunit, N-terminal domain

结构域编号 domain_id	3kdnA02
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	110 — Ribulose bisphosphate carboxylase, large subunit, C-terminal domain

结构域编号 domain_id	3kdnB01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily	150 — RuBisCO large subunit, N-terminal domain

结构域编号 domain_id	3kdnB02
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	110 — Ribulose bisphosphate carboxylase, large subunit, C-terminal domain

结构域编号 domain_id	3kdnC01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily	150 — RuBisCO large subunit, N-terminal domain

结构域编号 domain_id	3kdnC02
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	110 — Ribulose bisphosphate carboxylase, large subunit, C-terminal domain

结构域编号 domain_id	3kdnD01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily	150 — RuBisCO large subunit, N-terminal domain

结构域编号 domain_id	3kdnD02
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	110 — Ribulose bisphosphate carboxylase, large subunit, C-terminal domain

结构域编号 domain_id	3kdnE01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily	150 — RuBisCO large subunit, N-terminal domain

结构域编号 domain_id	3kdnE02
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	110 — Ribulose bisphosphate carboxylase, large subunit, C-terminal domain

结构域编号 domain_id	3kdnF01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily	150 — RuBisCO large subunit, N-terminal domain

结构域编号 domain_id	3kdnF02
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	110 — Ribulose bisphosphate carboxylase, large subunit, C-terminal domain

结构域编号 domain_id	3kdnG01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily	150 — RuBisCO large subunit, N-terminal domain

结构域编号 domain_id	3kdnG02
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	110 — Ribulose bisphosphate carboxylase, large subunit, C-terminal domain

结构域编号 domain_id	3kdnH01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily	150 — RuBisCO large subunit, N-terminal domain

结构域编号 domain_id	3kdnH02
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	110 — Ribulose bisphosphate carboxylase, large subunit, C-terminal domain

结构域编号 domain_id	3kdnI01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily	150 — RuBisCO large subunit, N-terminal domain

结构域编号 domain_id	3kdnI02
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	110 — Ribulose bisphosphate carboxylase, large subunit, C-terminal domain

结构域编号 domain_id	3kdnJ01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily	150 — RuBisCO large subunit, N-terminal domain

结构域编号 domain_id	3kdnJ02
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	110 — Ribulose bisphosphate carboxylase, large subunit, C-terminal domain

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晶胞边长 a length_a	97.474 Å
晶胞边长 b length_b	246.241 Å
晶胞边长 c length_c	133.080 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	104.10 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	20

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	2.090 Å
最低分辨率 resolution_low	42.860 Å
R 因子 r_factor	0.2146
R_work r_work	0.2126
R_free r_free	0.2529

Crystal structure of Type III Rubisco SP4 mutant complexed with 2-CABP

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

Ribulose bisphosphate carboxylase

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

3kdn__assembly_1__model_1

3kdn__assembly_1__model_1 | I(q)

3kdn__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 (4)

实体 1 Entity 1 polymer

聚合物 Polymer

来源 Source

实体 2 Entity 2 non-polymer

实体 3 Entity 3 non-polymer

实体 4 Entity 4 water

6. 折叠分类 (SCOP + CATH) 40 domains

SCOP 2.08 (20 domains)

CATH v4.4 (20 domains)

7. 引用文献 (1)

Crystal structure of Type III Rubisco SP4 mutant complexed with 2-CABP

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

Ribulose bisphosphate carboxylase

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

3kdn__assembly_1__model_1

3kdn__assembly_1__model_1 | I(q)

3kdn__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 (4)

实体 1 Entity 1 polymer

聚合物 Polymer

来源 Source

实体 2 Entity 2 non-polymer

实体 3 Entity 3 non-polymer

实体 4 Entity 4 water

6. 折叠分类 (SCOP + CATH) 40 domains

SCOP 2.08 (20 domains)

CATH v4.4 (20 domains)

7. 引用文献 (1)