1cer

DETERMINANTS OF ENZYME THERMOSTABILITY OBSERVED IN THE MOLECULAR STRUCTURE OF THERMUS AQUATICUS D-GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE AT 2.5 ANGSTROMS RESOLUTION

Method: X-RAY DIFFRACTION D_max: 165.0 Å Quality: GOOD

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

HOLO-D-GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE

Thermus aquaticus

当前结构中的状态

Assembly	聚集状态	构建体	突变与修饰	配体、离子与共同组分	实验方法与环境	结构质量
1	蛋白同源多聚体同源多聚体蛋白 × 4 PDB 声明：tetrameric（4）与蛋白拷贝数一致	链 O； UniProt 1–331 链 P； UniProt 1–331 链 Q； UniProt 1–331 链 R； UniProt 1–331	未记录	NAD NICOTINAMIDE-ADENINE-DINUCLEOTIDE × 4	X-RAY DIFFRACTION mmCIF 未提供已读取环境条件	分辨率 2.50 Å
2	蛋白同源多聚体同源多聚体蛋白 × 4 PDB 声明：tetrameric（4）与蛋白拷贝数一致	链 A； UniProt 1–331 链 B； UniProt 1–331 链 C； UniProt 1–331 链 D； UniProt 1–331	未记录	NAD NICOTINAMIDE-ADENINE-DINUCLEOTIDE × 4	X-RAY DIFFRACTION mmCIF 未提供已读取环境条件	分辨率 2.50 Å

数据库中的同蛋白其他状态

以下每一行都是同一 UniProt 蛋白在另一个 PDB 条目中的 biological assembly， “相对当前条目”直接指出证据层面的不同；没有差异标签表示当前已读取字段一致。

其他 PDB	相对当前条目 1CER	Assembly / 聚集状态	构建体	突变与修饰	配体、离子与非聚合物	实验方法与环境	结构质量
2G82 High Resolution Structures of Thermus aquaticus Glyceraldehyde-3-Phosphate Dehydrogenase: Role of 220's Loop Motion in Catalysis 提交 2006-03-01	突变/修饰不同配体/离子不同实验环境不同结构质量不同	Assembly 1 蛋白同源多聚体同源多聚体；蛋白 × 4 PDB 声明：tetrameric	链 O 1–331（331 aa）链 P 1–331（331 aa）链 Q 1–331（331 aa）链 R 1–331（331 aa）	非标准单体：是（mmCIF未提供具体位点）非标准单体：是（mmCIF未提供具体位点）非标准单体：是（mmCIF未提供具体位点）非标准单体：是（mmCIF未提供具体位点）	NAD NICOTINAMIDE-ADENINE-DINUCLEOTIDE × 4 IPA ISOPROPYL ALCOHOL × 1 GOL GLYCEROL × 2	X-RAY DIFFRACTION X-ray结晶条件 VAPOR DIFFUSION, SITTING DROP；pH 8.3；295 K；23% PEG 300, 0.1 M Hepes, 15% isopropanol, and 5% glycerol, pH 8.3, VAPOR DIFFUSION, SITTING DROP, temperature 295K	分辨率 1.65 Å R-free 0.172
2G82 High Resolution Structures of Thermus aquaticus Glyceraldehyde-3-Phosphate Dehydrogenase: Role of 220's Loop Motion in Catalysis 提交 2006-03-01	突变/修饰不同配体/离子不同实验环境不同结构质量不同	Assembly 2 蛋白同源多聚体同源多聚体；蛋白 × 4 PDB 声明：tetrameric	链 A 1–331（331 aa）链 B 1–331（331 aa）链 C 1–331（331 aa）链 D 1–331（331 aa）	非标准单体：是（mmCIF未提供具体位点）非标准单体：是（mmCIF未提供具体位点）非标准单体：是（mmCIF未提供具体位点）非标准单体：是（mmCIF未提供具体位点）	NAD NICOTINAMIDE-ADENINE-DINUCLEOTIDE × 4 IPA ISOPROPYL ALCOHOL × 1 GOL GLYCEROL × 1 NA SODIUM ION × 1 PGE TRIETHYLENE GLYCOL × 1	X-RAY DIFFRACTION X-ray结晶条件 VAPOR DIFFUSION, SITTING DROP；pH 8.3；295 K；23% PEG 300, 0.1 M Hepes, 15% isopropanol, and 5% glycerol, pH 8.3, VAPOR DIFFUSION, SITTING DROP, temperature 295K	分辨率 1.65 Å R-free 0.172

共 1 个其他 PDB 条目、2 个 assembly。打开独立比较页并筛选聚集状态

查看构建体与数据证据

UniProt名称	G3P_THEAQ
Isoform	—
PDB实体	1
链与序列区间	作者链 A； PDB构建体 1–331； UniProt 1–331 作者链 B； PDB构建体 1–331； UniProt 1–331 作者链 C； PDB构建体 1–331； UniProt 1–331 作者链 D； PDB构建体 1–331； UniProt 1–331 作者链 O； PDB构建体 1–331； UniProt 1–331 作者链 P； PDB构建体 1–331； UniProt 1–331 作者链 Q； PDB构建体 1–331； UniProt 1–331 作者链 R； PDB构建体 1–331； UniProt 1–331

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。

SAXS 散射曲线 SAXS Profile

P(r) 距离分布 P(r) Distribution

下载 Download SAXS (.dat) P(r) (.pr.out) CIF

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2. 结构基本信息 2. Structure Basics

条目编号 entry_id	1cer
沉积日期 deposition_date	1995-11-11
结构标题 title	DETERMINANTS OF ENZYME THERMOSTABILITY OBSERVED IN THE MOLECULAR STRUCTURE OF THERMUS AQUATICUS D-GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE AT 2.5 ANGSTROMS RESOLUTION
关键词 keywords	GLYCOLYSIS, OXIDOREDUCTASE, NAD, OXIDOREDUCTASE (ALDEHYDE(D)-NAD(A)); OXIDOREDUCTASE (ALDEHYDE(D)-NAD(A))
实验方法 method	X-RAY DIFFRACTION

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3. SAXS 参数 (CRYSOL 理论计算) 3. SAXS Parameters (CRYSOL)

回转半径 Rg (Guinier) rg_guinier	48.13 Å
回转半径 Rg (电子) rg_electron	48.31 Å
零角强度 I(0) i0	1178980000.00
分子量 molecular_weight	287270.0 kDa
排除体积 excluded_volume	360620 Å³
包络体积 envelope_volume	457850 Å³
水化壳体积 shell_volume	79238 Å³
包络直径 envelope_diameter	176.0 Å
壳层 Rg shell_rg	51.51 Å
包络 Rg envelope_rg	47.58 Å
形状 Rg shape_rg	48.32 Å
总 Rg total_rg	48.40 Å
总原子数 total_atoms	20226
残基数 n_residues	2648
球谐函数阶数 n_harmonics	20
q 范围 q_range	— – 0.5000 Å⁻¹
数据点数 n_points	101
壳层类型 shell_type	directional
溶剂电子密度 solvent_density	0.3340 e/Å³
壳层衬度 contrast_shell	0.0300 e/Å³
CRYSOL 版本 crysol_version	4.1.3

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4. P(r) 距离分布 (GNOM 反演) 4. P(r) Analysis (GNOM)

最大尺寸 Dmax dmax	165.0 Å
Rg (实空间) rg_real	48.37 Å
Rg 误差 (实空间) rg_real_error	1.72 Å
I(0) (实空间) i0_real	1.1790e+09
I(0) 误差 (实空间) i0_real_error	2.2840e+07
Rg (倒空间) rg_reciprocal	48.13 Å
I(0) (倒空间) i0_reciprocal	1179000000.0000
解质量估计 total_estimate	0.8518
解质量评级 solution_quality	GOOD a GOOD solution
P(r) 峰数 n_peaks	2
主峰位置 r_peak_primary	50.0 Å
偏度 Skewness skewness	0.440
峰度 Kurtosis kurtosis	-0.441
角度范围 angular_range	— – 0.1650 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	111900000.0000
实空间数据点数 n_real_points	34
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.756; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.986; Smooth: 0.813

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5. 晶体学与实验 5. Crystallography & Experiment

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6. 实体与聚合物信息 Entities & Polymers (2)

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7. 折叠分类 (SCOP + CATH) 32 domains

SCOP 2.08 (16 domains)

结构域编号 domain_id	d1cera1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain

结构域编号 domain_id	d1cera2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.81 — FwdE/GAPDH domain-like
超家族 Superfamily superfamily	d.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
家族 Family family	d.81.1.1 — GAPDH-like

结构域编号 domain_id	d1cerb1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain

结构域编号 domain_id	d1cerb2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.81 — FwdE/GAPDH domain-like
超家族 Superfamily superfamily	d.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
家族 Family family	d.81.1.1 — GAPDH-like

结构域编号 domain_id	d1cerc1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain

结构域编号 domain_id	d1cerc2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.81 — FwdE/GAPDH domain-like
超家族 Superfamily superfamily	d.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
家族 Family family	d.81.1.1 — GAPDH-like

结构域编号 domain_id	d1cerd1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain

结构域编号 domain_id	d1cerd2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.81 — FwdE/GAPDH domain-like
超家族 Superfamily superfamily	d.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
家族 Family family	d.81.1.1 — GAPDH-like

结构域编号 domain_id	d1cero1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain

结构域编号 domain_id	d1cero2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.81 — FwdE/GAPDH domain-like
超家族 Superfamily superfamily	d.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
家族 Family family	d.81.1.1 — GAPDH-like

结构域编号 domain_id	d1cerp1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain

结构域编号 domain_id	d1cerp2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.81 — FwdE/GAPDH domain-like
超家族 Superfamily superfamily	d.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
家族 Family family	d.81.1.1 — GAPDH-like

结构域编号 domain_id	d1cerq1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain

结构域编号 domain_id	d1cerq2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.81 — FwdE/GAPDH domain-like
超家族 Superfamily superfamily	d.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
家族 Family family	d.81.1.1 — GAPDH-like

结构域编号 domain_id	d1cerr1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.3 — Glyceraldehyde-3-phosphate dehydrogenase-like, N-terminal domain

结构域编号 domain_id	d1cerr2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.81 — FwdE/GAPDH domain-like
超家族 Superfamily superfamily	d.81.1 — Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain
家族 Family family	d.81.1.1 — GAPDH-like

CATH v4.4 (16 domains)

结构域编号 domain_id	1cerA01
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	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1cerA02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	360 — Dihydrodipicolinate Reductase; domain 2
同源超家族 H-superfamily homologous superfamily	10 — Dihydrodipicolinate Reductase; domain 2

结构域编号 domain_id	1cerB01
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	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1cerB02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	360 — Dihydrodipicolinate Reductase; domain 2
同源超家族 H-superfamily homologous superfamily	10 — Dihydrodipicolinate Reductase; domain 2

结构域编号 domain_id	1cerC01
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	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1cerC02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	360 — Dihydrodipicolinate Reductase; domain 2
同源超家族 H-superfamily homologous superfamily	10 — Dihydrodipicolinate Reductase; domain 2

结构域编号 domain_id	1cerD01
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	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1cerD02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	360 — Dihydrodipicolinate Reductase; domain 2
同源超家族 H-superfamily homologous superfamily	10 — Dihydrodipicolinate Reductase; domain 2

结构域编号 domain_id	1cerO01
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	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1cerO02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	360 — Dihydrodipicolinate Reductase; domain 2
同源超家族 H-superfamily homologous superfamily	10 — Dihydrodipicolinate Reductase; domain 2

结构域编号 domain_id	1cerP01
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	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1cerP02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	360 — Dihydrodipicolinate Reductase; domain 2
同源超家族 H-superfamily homologous superfamily	10 — Dihydrodipicolinate Reductase; domain 2

结构域编号 domain_id	1cerQ01
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	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1cerQ02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	360 — Dihydrodipicolinate Reductase; domain 2
同源超家族 H-superfamily homologous superfamily	10 — Dihydrodipicolinate Reductase; domain 2

结构域编号 domain_id	1cerR01
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	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1cerR02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	360 — Dihydrodipicolinate Reductase; domain 2
同源超家族 H-superfamily homologous superfamily	10 — Dihydrodipicolinate Reductase; domain 2

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8. 引用文献 (2)

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晶胞边长 a length_a	144.770 Å
晶胞边长 b length_b	148.770 Å
晶胞边长 c length_c	149.500 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	32

空间群 space_group	P 21 21 21
空间群编号 int_tables_number	19
晶系 crystal_system	—

分辨率 resolution	2.500 Å
最低分辨率 resolution_low	12.000 Å
R 因子 r_factor	0.2050
R_work r_work	0.2050
R_free r_free	—

描述 description	HOLO-D-GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE
分子量 formula_weight	35941.3 kDa
EC 编号 ec_number	1.2.1.12
来源方法 src_method	man
拷贝数 entity_count	8

聚合物类型 type	polypeptide(L)
链编号 strand_id	O,P,Q,R,A,B,C,D
原子数 atom_count	20226

DETERMINANTS OF ENZYME THERMOSTABILITY OBSERVED IN THE MOLECULAR STRUCTURE OF THERMUS AQUATICUS D-GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE AT 2.5 ANGSTROMS RESOLUTION

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

HOLO-D-GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE

当前结构中的状态

数据库中的同蛋白其他状态

SAXS 散射曲线 SAXS Profile

P(r) 距离分布 P(r) Distribution

2. 结构基本信息 2. Structure Basics

3. SAXS 参数 (CRYSOL 理论计算) 3. SAXS Parameters (CRYSOL)

4. P(r) 距离分布 (GNOM 反演) 4. P(r) Analysis (GNOM)

5. 晶体学与实验 5. Crystallography & Experiment

晶胞参数 Unit Cell

对称性 Symmetry

精修参数 Refinement

6. 实体与聚合物信息 Entities & Polymers (2)

实体 1 Entity 1 polymer

聚合物 Polymer

来源 Source

实体 2 Entity 2 non-polymer

7. 折叠分类 (SCOP + CATH) 32 domains

SCOP 2.08 (16 domains)

CATH v4.4 (16 domains)

8. 引用文献 (2)

9. 文件与曲线 (10)

Files (7)

Curves (3)

来源生物 organism	Thermus aquaticus
NCBI 分类编号 ncbi_taxonomy_id	271
宿主生物 host_organism	Escherichia coli

描述 description	NICOTINAMIDE-ADENINE-DINUCLEOTIDE
分子量 formula_weight	663.4 kDa
来源方法 src_method	syn
拷贝数 entity_count	8

fit	/app/data/saxs_computation/ce/1cer/1cer.fit
pddf	/app/data/pr_computation/ce/1cer/1cer.pr.out
profile	/app/data/saxs_computation/ce/1cer/1cer.dat