1fzw

THE STRUCTURAL BASIS OF THE CATALYTIC MECHANISM AND REGULATION OF GLUCOSE-1-PHOSPHATE THYMIDYLYLTRANSFERASE (RMLA). APO ENZYME.

Method: X-RAY DIFFRACTION D_max: 168.5 Å Quality: GOOD

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	1fzw
沉积日期 deposition_date	2000-10-04
结构标题 title	THE STRUCTURAL BASIS OF THE CATALYTIC MECHANISM AND REGULATION OF GLUCOSE-1-PHOSPHATE THYMIDYLYLTRANSFERASE (RMLA). APO ENZYME.
关键词 keywords	rhamnose, nucleotidyltransferase, pyrophosphorylase, thymidylyltransferase, allostery, TRANSFERASE; TRANSFERASE
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	49.58 Å
回转半径 Rg (电子) rg_electron	49.57 Å
零角强度 I(0) i0	953192000.00
分子量 molecular_weight	260730.0 kDa
排除体积 excluded_volume	327730 Å³
包络体积 envelope_volume	441500 Å³
水化壳体积 shell_volume	74830 Å³
包络直径 envelope_diameter	168.6 Å
壳层 Rg shell_rg	52.80 Å
包络 Rg envelope_rg	48.48 Å
形状 Rg shape_rg	49.55 Å
总 Rg total_rg	49.74 Å
总原子数 total_atoms	18396
残基数 n_residues	2338
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	168.5 Å
Rg (实空间) rg_real	49.90 Å
Rg 误差 (实空间) rg_real_error	1.70 Å
I(0) (实空间) i0_real	9.5320e+08
I(0) 误差 (实空间) i0_real_error	1.7850e+07
Rg (倒空间) rg_reciprocal	49.59 Å
I(0) (倒空间) i0_reciprocal	952800000.0000
解质量估计 total_estimate	0.8478
解质量评级 solution_quality	GOOD a GOOD solution
P(r) 峰数 n_peaks	1
主峰位置 r_peak_primary	47.4 Å
偏度 Skewness skewness	0.422
峰度 Kurtosis kurtosis	-0.549
角度范围 angular_range	— – 0.1600 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	106200000.0000
实空间数据点数 n_real_points	33
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.781; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.942; Smooth: 0.733

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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 (3)

Entity 1 polymer

描述 description	GLUCOSE-1-PHOSPHATE THYMIDYLYLTRANSFERASE
分子量 formula_weight	32488.8 kDa
EC 编号 ec_number	2.7.7.24
来源方法 src_method	man
拷贝数 entity_count	8

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A,B,C,D,E,F,G,H
原子数 atom_count	21094

MKRKGIILAGGSGTRLHPATLAISKQLLPVYDKPMIYYPLSTLMLAGIREILIISTPQDTPRFQQLLGDGSNWGLDLQYAVQPSPDGLAQAFLIGESFIGNDLSALVLGDNLYYGHDFHELLGSASQRQTGASVFAYHVLDPERYGVVEFDQGGKAISLEEKPLEPKSNYAVTGLYFYDQQVVDIARDLKPSPRGELEITDVNRAYLERGQLSVEIMGRGYAWLDTGTHDSLLEAGQFIATLENRQGLKVACPEEIAYRQKWIDAAQLEKLAAPLAKNGYGQYLKRLLTETVY

来源 Source

来源生物 organism	Pseudomonas aeruginosa
NCBI 分类编号 ncbi_taxonomy_id	287
宿主生物 host_organism	Escherichia coli

Entity 2 non-polymer

描述 description	SULFATE ION
分子量 formula_weight	96.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	20

Entity 3 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	2478

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6. 折叠分类 (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

结构域编号 domain_id	d1fzwa_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.68 — Nucleotide-diphospho-sugar transferases
超家族 Superfamily superfamily	c.68.1 — Nucleotide-diphospho-sugar transferases
家族 Family family	c.68.1.6 — glucose-1-phosphate thymidylyltransferase

结构域编号 domain_id	d1fzwb_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.68 — Nucleotide-diphospho-sugar transferases
超家族 Superfamily superfamily	c.68.1 — Nucleotide-diphospho-sugar transferases
家族 Family family	c.68.1.6 — glucose-1-phosphate thymidylyltransferase

结构域编号 domain_id	d1fzwc_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.68 — Nucleotide-diphospho-sugar transferases
超家族 Superfamily superfamily	c.68.1 — Nucleotide-diphospho-sugar transferases
家族 Family family	c.68.1.6 — glucose-1-phosphate thymidylyltransferase

结构域编号 domain_id	d1fzwd_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.68 — Nucleotide-diphospho-sugar transferases
超家族 Superfamily superfamily	c.68.1 — Nucleotide-diphospho-sugar transferases
家族 Family family	c.68.1.6 — glucose-1-phosphate thymidylyltransferase

结构域编号 domain_id	d1fzwe_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.68 — Nucleotide-diphospho-sugar transferases
超家族 Superfamily superfamily	c.68.1 — Nucleotide-diphospho-sugar transferases
家族 Family family	c.68.1.6 — glucose-1-phosphate thymidylyltransferase

结构域编号 domain_id	d1fzwf_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.68 — Nucleotide-diphospho-sugar transferases
超家族 Superfamily superfamily	c.68.1 — Nucleotide-diphospho-sugar transferases
家族 Family family	c.68.1.6 — glucose-1-phosphate thymidylyltransferase

结构域编号 domain_id	d1fzwg_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.68 — Nucleotide-diphospho-sugar transferases
超家族 Superfamily superfamily	c.68.1 — Nucleotide-diphospho-sugar transferases
家族 Family family	c.68.1.6 — glucose-1-phosphate thymidylyltransferase

结构域编号 domain_id	d1fzwh_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.68 — Nucleotide-diphospho-sugar transferases
超家族 Superfamily superfamily	c.68.1 — Nucleotide-diphospho-sugar transferases
家族 Family family	c.68.1.6 — glucose-1-phosphate thymidylyltransferase

CATH v4.4 (8 domains)

结构域编号 domain_id	1fzwA00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	90 — Alpha-Beta Complex
拓扑 Topology topology	550 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A
同源超家族 H-superfamily homologous superfamily	10 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A

结构域编号 domain_id	1fzwB00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	90 — Alpha-Beta Complex
拓扑 Topology topology	550 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A
同源超家族 H-superfamily homologous superfamily	10 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A

结构域编号 domain_id	1fzwC00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	90 — Alpha-Beta Complex
拓扑 Topology topology	550 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A
同源超家族 H-superfamily homologous superfamily	10 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A

结构域编号 domain_id	1fzwD00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	90 — Alpha-Beta Complex
拓扑 Topology topology	550 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A
同源超家族 H-superfamily homologous superfamily	10 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A

结构域编号 domain_id	1fzwE00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	90 — Alpha-Beta Complex
拓扑 Topology topology	550 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A
同源超家族 H-superfamily homologous superfamily	10 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A

结构域编号 domain_id	1fzwF00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	90 — Alpha-Beta Complex
拓扑 Topology topology	550 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A
同源超家族 H-superfamily homologous superfamily	10 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A

结构域编号 domain_id	1fzwG00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	90 — Alpha-Beta Complex
拓扑 Topology topology	550 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A
同源超家族 H-superfamily homologous superfamily	10 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A

结构域编号 domain_id	1fzwH00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	90 — Alpha-Beta Complex
拓扑 Topology topology	550 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A
同源超家族 H-superfamily homologous superfamily	10 — Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A

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7. 引用文献 (3)

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晶胞边长 a length_a	71.656 Å
晶胞边长 b length_b	73.656 Å
晶胞边长 c length_c	134.469 Å
晶胞夹角 α angle_alpha	89.98 °
晶胞夹角 β angle_beta	80.91 °
晶胞夹角 γ angle_gamma	80.91 °
晶胞分子数 Z z_pdb	8

空间群 space_group	P 1
空间群编号 int_tables_number	1
晶系 crystal_system	—

分辨率 resolution	1.900 Å
最低分辨率 resolution_low	73.000 Å
R 因子 r_factor	0.1800
R_work r_work	0.1760
R_free r_free	0.2510

fit	/app/data/saxs_computation/fz/1fzw/1fzw.fit
pddf	/app/data/pr_computation/fz/1fzw/1fzw.pr.out
profile	/app/data/saxs_computation/fz/1fzw/1fzw.dat