2b4r

;Crystal structure of glyceraldehyde-3-phosphate dehydrogenase from Plasmodium falciparum at 2.25 Angstrom Resolution reveals intriguing extra electron density in the active site ;

Method: X-RAY DIFFRACTION D_max: 91.8 Å Quality: EXCELLENT

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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1. 结构基本信息 1. Structure Basics

条目编号 entry_id	2b4r
沉积日期 deposition_date	2005-09-26
结构标题 title	;Crystal structure of glyceraldehyde-3-phosphate dehydrogenase from Plasmodium falciparum at 2.25 Angstrom Resolution reveals intriguing extra electron density in the active site ;
关键词 keywords	;SGPP, STRUCTURAL GENOMICS, PSI, PROTEIN STRUCTURE INITIATIVE, GAPDH, GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE, Structural Genomics of Pathogenic Protozoa Consortium, OXIDOREDUCTASE ;; OXIDOREDUCTASE
实验方法 method	X-RAY DIFFRACTION

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2. SAXS 参数 (CRYSOL 理论计算) 2. SAXS Parameters (CRYSOL)

回转半径 Rg (Guinier) rg_guinier	32.20 Å
回转半径 Rg (电子) rg_electron	31.50 Å
零角强度 I(0) i0	336342000.00
分子量 molecular_weight	148680.0 kDa
排除体积 excluded_volume	186710 Å³
包络体积 envelope_volume	219660 Å³
水化壳体积 shell_volume	54587 Å³
包络直径 envelope_diameter	100.3 Å
壳层 Rg shell_rg	40.86 Å
包络 Rg envelope_rg	31.65 Å
形状 Rg shape_rg	31.49 Å
总 Rg total_rg	32.23 Å
总原子数 total_atoms	10443
残基数 n_residues	1336
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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3. P(r) 距离分布 (GNOM 反演) 3. P(r) Analysis (GNOM)

最大尺寸 Dmax dmax	91.8 Å
Rg (实空间) rg_real	31.92 Å
Rg 误差 (实空间) rg_real_error	0.41 Å
I(0) (实空间) i0_real	3.3630e+08
I(0) 误差 (实空间) i0_real_error	4.6580e+06
Rg (倒空间) rg_reciprocal	32.04 Å
I(0) (倒空间) i0_reciprocal	336400000.0000
解质量估计 total_estimate	0.9013
解质量评级 solution_quality	EXCELLENT a EXCELLENT solution
P(r) 峰数 n_peaks	1
主峰位置 r_peak_primary	43.1 Å
偏度 Skewness skewness	0.054
峰度 Kurtosis kurtosis	-0.557
角度范围 angular_range	— – 0.2450 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	249300000.0000
实空间数据点数 n_real_points	50
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.974; Stabil: 0.998; Sysdev: 1.000; Positv: 1.000; Valcen: 0.977; Smooth: 0.820

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4. 晶体学与实验 4. Crystallography & Experiment

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5. 实体与聚合体信息 (5)

Entity 1 polymer

描述 description	glyceraldehyde-3-phosphate dehydrogenase
分子量 formula_weight	37644.3 kDa
EC 编号 ec_number	1.2.1.12
突变 mutation	V3A, N336T N337S
来源方法 src_method	man
拷贝数 entity_count	4

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	O,P,Q,R
原子数 atom_count	10700

MAHHHHHHMAATKLGINGFGRIGRLVFRAAFGRKDIEVVAINDPFMDLNHLCYLLKYDSVHGQFPCEVTHADGFLLIGEKKVSVFAEKDPSQIPWGKCQVDVVCESTGVFLTKELASSHLKGGAKKVIMSAPPKDDTPIYVMGINHHQYDTKQLIVSNASCTTNCLAPLAKVINDRFGIVEGLMTTVHASTANQLVVDGPSKGGKDWRAGRCALSNIIPASTGAAKAVGKVLPELNGKLTGVAFRVPIGTVSVVDLVCRLQKPAKYEEVALEIKKAAEGPLKGILGYTEDEVVSQDFVHDNRSSIFDMKAGLALNDNFFKLVSWYDNEWGYSNRVLDLAVHITTS

来源 Source

来源生物 organism	Plasmodium falciparum
通用名 common_name	malaria parasite P. falciparum
NCBI 分类编号 ncbi_taxonomy_id	5833
宿主生物 host_organism	Escherichia coli

Entity 2 non-polymer

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	4

Entity 3 non-polymer

描述 description	4-(2-AMINOETHYL)BENZENESULFONYL FLUORIDE
分子量 formula_weight	203.2 kDa
来源方法 src_method	syn
拷贝数 entity_count	3

Entity 4 non-polymer

描述 description	GLYCEROL
分子量 formula_weight	92.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	4

Entity 5 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	257

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6. 折叠分类 (SCOP + CATH) 24 domains

SCOP 2.08 (16 domains)

结构域编号 domain_id	d2b4ro1
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	d2b4ro2
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	d2b4ro3
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	d2b4ro4
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	d2b4rp1
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	d2b4rp2
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	d2b4rp3
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	d2b4rp4
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	d2b4rq1
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	d2b4rq2
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	d2b4rq3
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	d2b4rq4
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	d2b4rr1
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	d2b4rr2
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	d2b4rr3
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	d2b4rr4
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

CATH v4.4 (8 domains)

结构域编号 domain_id	2b4rO01
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	2b4rO02
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	2b4rP01
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	2b4rP02
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	2b4rQ01
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	2b4rQ02
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	2b4rR01
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	2b4rR02
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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7. 引用文献 (1)

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晶胞边长 a length_a	69.327 Å
晶胞边长 b length_b	104.585 Å
晶胞边长 c length_c	90.838 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	107.35 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	8

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	2.250 Å
最低分辨率 resolution_low	46.370 Å
R 因子 r_factor	0.1859
R_work r_work	0.1828
R_free r_free	0.2428

fit	/app/data/saxs_computation/b4/2b4r/2b4r.fit
pddf	/app/data/pr_computation/b4/2b4r/2b4r.pr.out
profile	/app/data/saxs_computation/b4/2b4r/2b4r.dat