SAXSdb — 1ihu

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1. 结构基本信息 1. Structure Basics

条目编号 entry_id	1ihu
沉积日期 deposition_date	2001-04-20
结构标题 title	CRYSTAL STRUCTURE OF THE ESCHERICHIA COLI ARSENITE-TRANSLOCATING ATPASE IN COMPLEX WITH MG-ADP-ALF3
关键词 keywords	Aluminum Fluoride, ADP, ArsA ATPase, ATP binding site, HYDROLASE; HYDROLASE
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	24.89 Å
回转半径 Rg (电子) rg_electron	23.79 Å
零角强度 I(0) i0	65593300.00
分子量 molecular_weight	60747.0 kDa
排除体积 excluded_volume	74982 Å³
包络体积 envelope_volume	90571 Å³
水化壳体积 shell_volume	30974 Å³
包络直径 envelope_diameter	77.1 Å
壳层 Rg shell_rg	31.77 Å
包络 Rg envelope_rg	23.72 Å
形状 Rg shape_rg	23.81 Å
总 Rg total_rg	24.61 Å
总原子数 total_atoms	4197
残基数 n_residues	540
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	75.3 Å
Rg (实空间) rg_real	24.72 Å
Rg 误差 (实空间) rg_real_error	0.43 Å
I(0) (实空间) i0_real	6.5590e+07
I(0) 误差 (实空间) i0_real_error	9.2150e+05
Rg (倒空间) rg_reciprocal	24.77 Å
I(0) (倒空间) i0_reciprocal	65600000.0000
解质量估计 total_estimate	0.9082
解质量评级 solution_quality	EXCELLENT a EXCELLENT solution
P(r) 峰数 n_peaks	2
主峰位置 r_peak_primary	31.1 Å
偏度 Skewness skewness	0.167
峰度 Kurtosis kurtosis	-0.478
角度范围 angular_range	— – 0.3200 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	13750000.0000
实空间数据点数 n_real_points	64
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.943; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.990; Smooth: 0.983

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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 (8)

Entity 1 polymer

描述 description	ARSENICAL PUMP-DRIVING ATPASE
分子量 formula_weight	64085.0 kDa
EC 编号 ec_number	3.6.3.16
来源方法 src_method	man
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A
原子数 atom_count	4389

MQFLQNIPPYLFFTGKGGVGKTSISCATAIRLAEQGKRVLLVSTDPASNVGQVFSQTIGNTIQAIASVPGLSALEIDPQAAAQQYRARIVDPIKGVLPDDVVSSINEQLSGACTTEIAAFDEFTGLLTDASLLTRFDHIIFDTAPTGHTIRLLQLPGAWSSFIDSNPEGASCLGPMAGLEKQREQYAYAVEALSDPKRTRLVLVARLQKSTLQEVARTHLELAAIGLKNQYLVINGVLPKTEAANDTLAAAIWEREQEALANLPADLAGLPTDTLFLQPVNMVGVSALSRLLSTQPVASPSSDEYLQQRPDIPSLSALVDDIARNEHGLIMLMGKGGVGKTTMAAAIAVRLADMGFDVHLTTSDPAAHLSMTLNGSLNNLQVSRIDPHEETERYRQHVLETKGKELDEAGKRLLEEDLRSPCTEEIAVFQAFSRVIREAGKRFVVMDTAPTGHTLLLLDATGAYHREIAKKMGEKGHFTTPMMLLQDPERTKVLLVTLPETTPVLEAANLQADLERAGIHPWGWIINNSLSIADTRSPLLRMRAQQELPQIESVKRQHASRVALVPVLASEPTGIDKLKQLAGHHHHHH

来源 Source

来源生物 organism	Escherichia coli
NCBI 分类编号 ncbi_taxonomy_id	562
宿主生物 host_organism	Escherichia coli

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	2

Entity 3 non-polymer

描述 description	CADMIUM ION
分子量 formula_weight	112.4 kDa
来源方法 src_method	syn
拷贝数 entity_count	8

Entity 4 non-polymer

描述 description	CHLORIDE ION
分子量 formula_weight	35.5 kDa
来源方法 src_method	syn
拷贝数 entity_count	3

Entity 5 non-polymer

描述 description	ADENOSINE-5'-DIPHOSPHATE
分子量 formula_weight	427.2 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 6 non-polymer

描述 description	ALUMINUM FLUORIDE
分子量 formula_weight	84.0 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

Entity 7 non-polymer

描述 description	TRIHYDROXYARSENITE(III)
分子量 formula_weight	125.9 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

Entity 8 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	192

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6. 折叠分类 (SCOP + CATH) 5 domains

SCOP 2.08 (3 domains)

结构域编号 domain_id	d1ihua1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamily	c.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family family	c.37.1.10 — Nitrogenase iron protein-like

结构域编号 domain_id	d1ihua2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.37 — P-loop containing nucleoside triphosphate hydrolases
超家族 Superfamily superfamily	c.37.1 — P-loop containing nucleoside triphosphate hydrolases
家族 Family family	c.37.1.10 — Nitrogenase iron protein-like

结构域编号 domain_id	d1ihua3
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 (2 domains)

结构域编号 domain_id	1ihuA01
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	300 — P-loop containing nucleotide triphosphate hydrolases

结构域编号 domain_id	1ihuA02
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	300 — P-loop containing nucleotide triphosphate hydrolases

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7. 引用文献 (1)

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晶胞边长 a length_a	73.897 Å
晶胞边长 b length_b	75.945 Å
晶胞边长 c length_c	222.607 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	8

空间群 space_group	I 2 2 2
空间群编号 int_tables_number	23
晶系 crystal_system	—

分辨率 resolution	2.150 Å
最低分辨率 resolution_low	25.150 Å
R 因子 r_factor	0.2150
R_work r_work	0.2150
R_free r_free	0.2620

fit	/app/data/saxs_computation/ih/1ihu/1ihu.fit
pddf	/app/data/pr_computation/ih/1ihu/1ihu.pr.out
profile	/app/data/saxs_computation/ih/1ihu/1ihu.dat

CRYSTAL STRUCTURE OF THE ESCHERICHIA COLI ARSENITE-TRANSLOCATING ATPASE IN COMPLEX WITH MG-ADP-ALF3

SAXS 散射曲线 SAXS Profile

P(r) 距离分布 P(r) Distribution