2ajq

Structure of replicative DNA polymerase provides insigts into the mechanisms for processivity, frameshifting and editing

Method: X-RAY DIFFRACTION D_max: 135.4 Å Quality: REASONABLE

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	2ajq
沉积日期 deposition_date	2005-08-02
结构标题 title	Structure of replicative DNA polymerase provides insigts into the mechanisms for processivity, frameshifting and editing
关键词 keywords	Polymerase T7; x-ray crystallography; ternary complex, TRANSFERASE, TRANSCRIPTION-DNA COMPLEX; TRANSFERASE,TRANSCRIPTION/DNA
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	43.41 Å
回转半径 Rg (电子) rg_electron	43.58 Å
零角强度 I(0) i0	731389000.00
分子量 molecular_weight	205400.0 kDa
排除体积 excluded_volume	249760 Å³
包络体积 envelope_volume	373540 Å³
水化壳体积 shell_volume	71448 Å³
包络直径 envelope_diameter	143.0 Å
壳层 Rg shell_rg	48.87 Å
包络 Rg envelope_rg	42.03 Å
形状 Rg shape_rg	43.58 Å
总 Rg total_rg	43.80 Å
总原子数 total_atoms	14377
残基数 n_residues	1689
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	135.4 Å
Rg (实空间) rg_real	43.98 Å
Rg 误差 (实空间) rg_real_error	0.40 Å
I(0) (实空间) i0_real	7.1970e+08
I(0) 误差 (实空间) i0_real_error	1.0070e+07
Rg (倒空间) rg_reciprocal	43.41 Å
I(0) (倒空间) i0_reciprocal	731500000.0000
解质量估计 total_estimate	0.7190
解质量评级 solution_quality	REASONABLE a REASONABLE solution
P(r) 峰数 n_peaks	1
主峰位置 r_peak_primary	60.2 Å
偏度 Skewness skewness	0.184
峰度 Kurtosis kurtosis	-0.453
角度范围 angular_range	— – 0.1800 Å⁻¹
当前正则化参数 α current_alpha	2.0050
最高正则化参数 α highest_alpha	84120000.0000
实空间数据点数 n_real_points	37
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.959; Stabil: 0.923; Sysdev: 0.000; Positv: 1.000; Valcen: 0.992; Smooth: 0.737

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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	DNA Primer
分子量 formula_weight	6739.4 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polydeoxyribonucleotide
链编号 strand_id	P,X
原子数 atom_count	14791

CGAAAACGACGGCCAGTGCCAT

Entity 2 polymer

描述 description	DNA Template
分子量 formula_weight	8026.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polydeoxyribonucleotide
链编号 strand_id	T,Z

ATGGATGGCACTGGCCGTCGTTTTCG

Entity 3 polymer

描述 description	T7 DNA polymerase
分子量 formula_weight	79703.6 kDa
EC 编号 ec_number	2.7.7.7
突变 mutation	Residues 5 and 7 mutated to Ala
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,F

MIVSAIAANALLESVTKFHCGVIYDYSTAEYVSYRPSDFGAYLDALEAEVARGGLIVFHNGHKYDVPALTKLAKLQLNREFHLPRENCIDTLVLSRLIHSNLKDTDMGLLRSGKLPGKRFGSHALEAWGYRLGEMKGEYKDDFKRMLEEQGEEYVDGMEWWNFNEEMMDYNVQDVVVTKALLEKLLSDKHYFPPEIDFTDVGYTTFWSESLEAVDIEHRAAWLLAKQERNGFPFDTKAIEELYVELAARRSELLRKLTETFGSWYQPKGGTEMFCHPRTGKPLPKYPRIKTPKVGGIFKKPKNKAQREGREPCELDTREYVAGAPYTPVEHVVFNPSSRDHIQKKLQEAGWVPTKYTDKGAPVVDDEVLEGVRVDDPEKQAAIDLIKEYLMIQKRIGQSAEGDKAWLRYVAEDGKIHGSVNPNGAVTGRATHAFPNLAQIPGVRSPYGEQCRAAFGAEHHLDGITGKPWVQAGIDASGLELRCLAHFMARFDNGEYAHEILNGDIHTKNQIAAELPTRDNAKTFIYGFLYGAGDEKIGQIVGAGKERGKELKKKFLENTPAIAALRESIQQTLVESSQWVAGEQQVKWKRRWIKGLDGRKVHVRSPHAALNTLLQSAGALICKLWIIKTEEMLVEKGLKHGWDGDFAYMAWVHDEIQVGCRTEEIAQVVIETAQEAMRWVGDHWNFRCLLDTEGKMGPNWAICH

来源 Source

来源生物 organism	Enterobacteria phage T7
NCBI 分类编号 ncbi_taxonomy_id	10760
宿主生物 host_organism	Escherichia coli

Entity 4 polymer

描述 description	thioredoxin 1
分子量 formula_weight	11687.4 kDa
突变 mutation	Residues 5 and 7 mutated to Ala
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	B,I

SDKIIHLTDDSFDTDVLKADGAILVDFWAEWCGPCKMIAPILDEIADEYQGKLTVAKLNIDQNPGTAPKYGIRGIPTLLLFKNGEVAATKVGALSKGQLKEFLDANLA

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 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	414

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6. 折叠分类 (SCOP + CATH) 16 domains

SCOP 2.08 (6 domains)

结构域编号 domain_id	d2ajqa1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.55 — Ribonuclease H-like motif
超家族 Superfamily superfamily	c.55.3 — Ribonuclease H-like
家族 Family family	c.55.3.5 — DnaQ-like 3'-5' exonuclease

结构域编号 domain_id	d2ajqa2
类 Class class	e — Multi-domain proteins (alpha and beta)
折叠类型 Fold fold	e.8 — DNA/RNA polymerases
超家族 Superfamily superfamily	e.8.1 — DNA/RNA polymerases
家族 Family family	e.8.1.1 — DNA polymerase I

结构域编号 domain_id	d2ajqb_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.47 — Thioredoxin fold
超家族 Superfamily superfamily	c.47.1 — Thioredoxin-like
家族 Family family	c.47.1.1 — Thioltransferase

结构域编号 domain_id	d2ajqf1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.55 — Ribonuclease H-like motif
超家族 Superfamily superfamily	c.55.3 — Ribonuclease H-like
家族 Family family	c.55.3.5 — DnaQ-like 3'-5' exonuclease

结构域编号 domain_id	d2ajqf2
类 Class class	e — Multi-domain proteins (alpha and beta)
折叠类型 Fold fold	e.8 — DNA/RNA polymerases
超家族 Superfamily superfamily	e.8.1 — DNA/RNA polymerases
家族 Family family	e.8.1.1 — DNA polymerase I

结构域编号 domain_id	d2ajqi_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.47 — Thioredoxin fold
超家族 Superfamily superfamily	c.47.1 — Thioredoxin-like
家族 Family family	c.47.1.1 — Thioltransferase

CATH v4.4 (10 domains)

结构域编号 domain_id	2ajqA01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	420 — Nucleotidyltransferase; domain 5
同源超家族 H-superfamily homologous superfamily	10 — Ribonuclease H-like superfamily/Ribonuclease H

结构域编号 domain_id	2ajqA02
类 Class class	1 — Mainly Alpha
架构 Architecture architecture	20 — Up-down Bundle
拓扑 Topology topology	1060 — Taq DNA Polymerase; Chain T, domain 4
同源超家族 H-superfamily homologous superfamily	10 — Taq DNA Polymerase; Chain T, domain 4

结构域编号 domain_id	2ajqA03
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily	370 —

结构域编号 domain_id	2ajqA04
类 Class class	1 — Mainly Alpha
架构 Architecture architecture	10 — Orthogonal Bundle
拓扑 Topology topology	150 — DNA polymerase; domain 1
同源超家族 H-superfamily homologous superfamily	20 — 5' to 3' exonuclease, C-terminal subdomain

结构域编号 domain_id	2ajqB00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	30 — Glutaredoxin
同源超家族 H-superfamily homologous superfamily	10 — Glutaredoxin

结构域编号 domain_id	2ajqF01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	420 — Nucleotidyltransferase; domain 5
同源超家族 H-superfamily homologous superfamily	10 — Ribonuclease H-like superfamily/Ribonuclease H

结构域编号 domain_id	2ajqF02
类 Class class	1 — Mainly Alpha
架构 Architecture architecture	20 — Up-down Bundle
拓扑 Topology topology	1060 — Taq DNA Polymerase; Chain T, domain 4
同源超家族 H-superfamily homologous superfamily	10 — Taq DNA Polymerase; Chain T, domain 4

结构域编号 domain_id	2ajqF03
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	70 — Alpha-Beta Plaits
同源超家族 H-superfamily homologous superfamily	370 —

结构域编号 domain_id	2ajqF04
类 Class class	1 — Mainly Alpha
架构 Architecture architecture	10 — Orthogonal Bundle
拓扑 Topology topology	150 — DNA polymerase; domain 1
同源超家族 H-superfamily homologous superfamily	20 — 5' to 3' exonuclease, C-terminal subdomain

结构域编号 domain_id	2ajqI00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	30 — Glutaredoxin
同源超家族 H-superfamily homologous superfamily	10 — Glutaredoxin

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7. 引用文献 (1)

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晶胞边长 a length_a	168.312 Å
晶胞边长 b length_b	169.235 Å
晶胞边长 c length_c	179.788 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	16

空间群 space_group	C 2 2 21
空间群编号 int_tables_number	20
晶系 crystal_system	—

分辨率 resolution	2.600 Å
最低分辨率 resolution_low	45.970 Å
R 因子 r_factor	0.2331
R_work r_work	0.2330
R_free r_free	0.2840

fit	/app/data/saxs_computation/aj/2ajq/2ajq.fit
pddf	/app/data/pr_computation/aj/2ajq/2ajq.pr.out
profile	/app/data/saxs_computation/aj/2ajq/2ajq.dat

Structure of replicative DNA polymerase provides insigts into the mechanisms for processivity, frameshifting and editing

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

5. 实体与聚合体信息 (5)

Entity 1 polymer

聚合体 Polymer

Entity 2 polymer

聚合体 Polymer

Entity 3 polymer

聚合体 Polymer

来源 Source

Entity 4 polymer

聚合体 Polymer

来源 Source

Entity 5 water

6. 折叠分类 (SCOP + CATH) 16 domains

SCOP 2.08 (6 domains)

CATH v4.4 (10 domains)

7. 引用文献 (1)

8. 文件与曲线 (10)

Files (7)

Curves (3)