SAXSdb — 1s16

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1. 结构基本信息 1. Structure Basics

条目编号 entry_id	1s16
沉积日期 deposition_date	2004-01-05
结构标题 title	Crystal Structure of E. coli Topoisomerase IV ParE 43kDa subunit complexed with ADPNP
关键词 keywords	two-domain protein complexed with ADPNP, Isomerase; ISOMERASE
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	28.83 Å
回转半径 Rg (电子) rg_electron	27.97 Å
零角强度 I(0) i0	124617000.00
分子量 molecular_weight	84926.0 kDa
排除体积 excluded_volume	104920 Å³
包络体积 envelope_volume	129800 Å³
水化壳体积 shell_volume	37753 Å³
包络直径 envelope_diameter	90.6 Å
壳层 Rg shell_rg	36.18 Å
包络 Rg envelope_rg	27.90 Å
形状 Rg shape_rg	27.97 Å
总 Rg total_rg	28.71 Å
总原子数 total_atoms	5964
残基数 n_residues	760
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	87.2 Å
Rg (实空间) rg_real	28.67 Å
Rg 误差 (实空间) rg_real_error	0.53 Å
I(0) (实空间) i0_real	1.2460e+08
I(0) 误差 (实空间) i0_real_error	1.7970e+06
Rg (倒空间) rg_reciprocal	28.74 Å
I(0) (倒空间) i0_reciprocal	124600000.0000
解质量估计 total_estimate	0.7178
解质量评级 solution_quality	REASONABLE a REASONABLE solution
P(r) 峰数 n_peaks	2
主峰位置 r_peak_primary	38.0 Å
偏度 Skewness skewness	0.090
峰度 Kurtosis kurtosis	-0.614
角度范围 angular_range	— – 0.2750 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	28830000.0000
实空间数据点数 n_real_points	56
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.963; Stabil: 1.000; Sysdev: 0.156; Positv: 1.000; Valcen: 0.995; Smooth: 0.978

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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	Topoisomerase IV subunit B
分子量 formula_weight	43378.2 kDa
EC 编号 ec_number	5.99.1.-
来源方法 src_method	man
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A,B
原子数 atom_count	6211

MTQTYNADAIEVLTGLEPVRRRPGMYTDTTRPNHLGQEVIDNSVDEALAGHAKRVDVILHADQSLEVIDDGRGMPVDIHPEEGVPAVELILCRLHAGGKFSNKNYQFSGGLHGVGISVVNALSKRVEVNVRRDGQVYNIAFENGEKVQDLQVVGTCGKRNTGTSVHFWPDETFFDSPRFSVSRLTHVLKAKAVLCPGVEITFKDEINNTEQRWCYQDGLNDYLAEAVNGLPTLPEKPFIGNFAGDTEAVDWALLWLPEGGELLTESYVNLIPTMQGGTHVNGLRQGLLDAMREFCEYRNILPRGVKLSAEDIWDRCAYVLSVKMQDPQFAGQTKERLSSRQCAAFVSGVVKDAFILWLNQNVQAAELLAEMAISSAQRRMRAAKKVVRKK

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	SULFATE ION
分子量 formula_weight	96.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 4 non-polymer

描述 description	PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER
分子量 formula_weight	506.2 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

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	247

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6. 折叠分类 (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

结构域编号 domain_id	d1s16a1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.14 — Ribosomal protein S5 domain 2-like
超家族 Superfamily superfamily	d.14.1 — Ribosomal protein S5 domain 2-like
家族 Family family	d.14.1.3 — DNA gyrase/MutL, second domain

结构域编号 domain_id	d1s16a2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.122 — ATPase domain of HSP90 chaperone/DNA topoisomerase II/histidine kinase
超家族 Superfamily superfamily	d.122.1 — ATPase domain of HSP90 chaperone/DNA topoisomerase II/histidine kinase
家族 Family family	d.122.1.2 — DNA gyrase/MutL, N-terminal domain

结构域编号 domain_id	d1s16b1
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.14 — Ribosomal protein S5 domain 2-like
超家族 Superfamily superfamily	d.14.1 — Ribosomal protein S5 domain 2-like
家族 Family family	d.14.1.3 — DNA gyrase/MutL, second domain

结构域编号 domain_id	d1s16b2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.122 — ATPase domain of HSP90 chaperone/DNA topoisomerase II/histidine kinase
超家族 Superfamily superfamily	d.122.1 — ATPase domain of HSP90 chaperone/DNA topoisomerase II/histidine kinase
家族 Family family	d.122.1.2 — DNA gyrase/MutL, N-terminal domain

CATH v4.4 (4 domains)

结构域编号 domain_id	1s16A01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	565 — Heat Shock Protein 90
同源超家族 H-superfamily homologous superfamily	10 — Histidine kinase-like ATPase, C-terminal domain

结构域编号 domain_id	1s16A02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	230 — Ribosomal Protein S5; domain 2
同源超家族 H-superfamily homologous superfamily	10 —

结构域编号 domain_id	1s16B01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	565 — Heat Shock Protein 90
同源超家族 H-superfamily homologous superfamily	10 — Histidine kinase-like ATPase, C-terminal domain

结构域编号 domain_id	1s16B02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	230 — Ribosomal Protein S5; domain 2
同源超家族 H-superfamily homologous superfamily	10 —

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7. 引用文献 (1)

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晶胞边长 a length_a	94.900 Å
晶胞边长 b length_b	120.800 Å
晶胞边长 c length_c	136.800 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	P 21 21 21
空间群编号 int_tables_number	19
晶系 crystal_system	—

分辨率 resolution	2.100 Å
最低分辨率 resolution_low	20.000 Å
R 因子 r_factor	0.2244
R_work r_work	0.2244
R_free r_free	0.2405

fit	/app/data/saxs_computation/s1/1s16/1s16.fit
pddf	/app/data/pr_computation/s1/1s16/1s16.pr.out
profile	/app/data/saxs_computation/s1/1s16/1s16.dat

Crystal Structure of E. coli Topoisomerase IV ParE 43kDa subunit complexed with ADPNP

SAXS 散射曲线 SAXS Profile

P(r) 距离分布 P(r) Distribution

1. 结构基本信息 1. Structure Basics

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

3. P(r) 距离分布 (GNOM 反演) 3. P(r) Analysis (GNOM)

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