1iw7

Crystal structure of the RNA polymerase holoenzyme from Thermus thermophilus at 2.6A resolution

Method: X-RAY DIFFRACTION Dmax: 333.0 Å Quality: REASONABLE

SAXS 散射曲线 SAXS Profile

SAXS profile for 1iw7

P(r) 距离分布 P(r) Distribution

P(r) distribution for 1iw7
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1. 结构基本信息 1. Structure Basics

条目编号 entry_id1iw7
沉积日期 deposition_date2002-04-22
结构标题 titleCrystal structure of the RNA polymerase holoenzyme from Thermus thermophilus at 2.6A resolution
关键词 keywordsRNA polymerase holoenzyme, RIKEN Structural Genomics/Proteomics Initiative, RSGI, Structural Genomics, TRANSFERASE; TRANSFERASE
实验方法 methodX-RAY DIFFRACTION

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

回转半径 Rg (Guinier) rg_guinier
回转半径 Rg (电子) rg_electron106.70
零角强度 I(0) i08162850000.00
分子量 molecular_weight772720.0 kDa
排除体积 excluded_volume967030 ų
包络体积 envelope_volume1808200 ų
水化壳体积 shell_volume135750 ų
包络直径 envelope_diameter348.5
壳层 Rg shell_rg115.40
包络 Rg envelope_rg101.10
形状 Rg shape_rg106.80
总 Rg total_rg106.80
总原子数 total_atoms54053
残基数 n_residues6818
球谐函数阶数 n_harmonics20
q 范围 q_range— – 0.5000 −1
数据点数 n_points101
壳层类型 shell_typedirectional
溶剂电子密度 solvent_density0.3340 e/ų
壳层衬度 contrast_shell0.0300 e/ų
CRYSOL 版本 crysol_version4.1.3

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

最大尺寸 Dmax dmax333.0
Rg (实空间) rg_real108.50
Rg 误差 (实空间) rg_real_error2.57
I(0) (实空间) i0_real8.1630e+09
I(0) 误差 (实空间) i0_real_error1.8870e+08
Rg (倒空间) rg_reciprocal95.45
I(0) (倒空间) i0_reciprocal7873000000.0000
解质量估计 total_estimate0.6602
解质量评级 solution_quality REASONABLE a REASONABLE solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary71.4
偏度 Skewness skewness0.272
峰度 Kurtosis kurtosis-1.176
角度范围 angular_range— – 0.0700 −1
当前正则化参数 α current_alpha0.4688
最高正则化参数 α highest_alpha300500000.0000
实空间数据点数 n_real_points15
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.083; Stabil: 0.857; Sysdev: 1.000; Positv: 1.000; Valcen: 0.770; Smooth: 0.000

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

5. 实体与聚合体信息 (8)

6. 折叠分类 (SCOP + CATH) 61 domains

SCOP 2.08 (20 domains)

结构域编号 domain_idd1iw7a1
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.74 — DCoH-like
超家族 Superfamily superfamilyd.74.3 — RBP11-like subunits of RNA polymerase
家族 Family familyd.74.3.1 — RNA polymerase alpha subunit dimerisation domain
结构域编号 domain_idd1iw7a2
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.181 — Insert subdomain of RNA polymerase alpha subunit
超家族 Superfamily superfamilyd.181.1 — Insert subdomain of RNA polymerase alpha subunit
家族 Family familyd.181.1.1 — Insert subdomain of RNA polymerase alpha subunit
结构域编号 domain_idd1iw7b1
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.74 — DCoH-like
超家族 Superfamily superfamilyd.74.3 — RBP11-like subunits of RNA polymerase
家族 Family familyd.74.3.1 — RNA polymerase alpha subunit dimerisation domain
结构域编号 domain_idd1iw7b2
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.181 — Insert subdomain of RNA polymerase alpha subunit
超家族 Superfamily superfamilyd.181.1 — Insert subdomain of RNA polymerase alpha subunit
家族 Family familyd.181.1.1 — Insert subdomain of RNA polymerase alpha subunit
结构域编号 domain_idd1iw7c_
类 Class classe — Multi-domain proteins (alpha and beta)
折叠类型 Fold folde.29 — beta and beta-prime subunits of DNA dependent RNA-polymerase
超家族 Superfamily superfamilye.29.1 — beta and beta-prime subunits of DNA dependent RNA-polymerase
家族 Family familye.29.1.1 — RNA-polymerase beta
结构域编号 domain_idd1iw7d_
类 Class classe — Multi-domain proteins (alpha and beta)
折叠类型 Fold folde.29 — beta and beta-prime subunits of DNA dependent RNA-polymerase
超家族 Superfamily superfamilye.29.1 — beta and beta-prime subunits of DNA dependent RNA-polymerase
家族 Family familye.29.1.2 — RNA-polymerase beta-prime
结构域编号 domain_idd1iw7e_
类 Class classa — All alpha proteins
折叠类型 Fold folda.143 — RPB6/omega subunit-like
超家族 Superfamily superfamilya.143.1 — RPB6/omega subunit-like
家族 Family familya.143.1.1 — RNA polymerase omega subunit
结构域编号 domain_idd1iw7f1
类 Class classa — All alpha proteins
折叠类型 Fold folda.4 — DNA/RNA-binding 3-helical bundle
超家族 Superfamily superfamilya.4.13 — Sigma3 and sigma4 domains of RNA polymerase sigma factors
家族 Family familya.4.13.1 — Sigma3 domain
结构域编号 domain_idd1iw7f2
类 Class classa — All alpha proteins
折叠类型 Fold folda.4 — DNA/RNA-binding 3-helical bundle
超家族 Superfamily superfamilya.4.13 — Sigma3 and sigma4 domains of RNA polymerase sigma factors
家族 Family familya.4.13.2 — Sigma4 domain
结构域编号 domain_idd1iw7f3
类 Class classa — All alpha proteins
折叠类型 Fold folda.177 — Sigma2 domain of RNA polymerase sigma factors
超家族 Superfamily superfamilya.177.1 — Sigma2 domain of RNA polymerase sigma factors
家族 Family familya.177.1.1 — Sigma2 domain of RNA polymerase sigma factors
结构域编号 domain_idd1iw7k1
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.74 — DCoH-like
超家族 Superfamily superfamilyd.74.3 — RBP11-like subunits of RNA polymerase
家族 Family familyd.74.3.1 — RNA polymerase alpha subunit dimerisation domain
结构域编号 domain_idd1iw7k2
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.181 — Insert subdomain of RNA polymerase alpha subunit
超家族 Superfamily superfamilyd.181.1 — Insert subdomain of RNA polymerase alpha subunit
家族 Family familyd.181.1.1 — Insert subdomain of RNA polymerase alpha subunit
结构域编号 domain_idd1iw7l1
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.74 — DCoH-like
超家族 Superfamily superfamilyd.74.3 — RBP11-like subunits of RNA polymerase
家族 Family familyd.74.3.1 — RNA polymerase alpha subunit dimerisation domain
结构域编号 domain_idd1iw7l2
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.181 — Insert subdomain of RNA polymerase alpha subunit
超家族 Superfamily superfamilyd.181.1 — Insert subdomain of RNA polymerase alpha subunit
家族 Family familyd.181.1.1 — Insert subdomain of RNA polymerase alpha subunit
结构域编号 domain_idd1iw7m_
类 Class classe — Multi-domain proteins (alpha and beta)
折叠类型 Fold folde.29 — beta and beta-prime subunits of DNA dependent RNA-polymerase
超家族 Superfamily superfamilye.29.1 — beta and beta-prime subunits of DNA dependent RNA-polymerase
家族 Family familye.29.1.1 — RNA-polymerase beta
结构域编号 domain_idd1iw7n_
类 Class classe — Multi-domain proteins (alpha and beta)
折叠类型 Fold folde.29 — beta and beta-prime subunits of DNA dependent RNA-polymerase
超家族 Superfamily superfamilye.29.1 — beta and beta-prime subunits of DNA dependent RNA-polymerase
家族 Family familye.29.1.2 — RNA-polymerase beta-prime
结构域编号 domain_idd1iw7o_
类 Class classa — All alpha proteins
折叠类型 Fold folda.143 — RPB6/omega subunit-like
超家族 Superfamily superfamilya.143.1 — RPB6/omega subunit-like
家族 Family familya.143.1.1 — RNA polymerase omega subunit
结构域编号 domain_idd1iw7p1
类 Class classa — All alpha proteins
折叠类型 Fold folda.4 — DNA/RNA-binding 3-helical bundle
超家族 Superfamily superfamilya.4.13 — Sigma3 and sigma4 domains of RNA polymerase sigma factors
家族 Family familya.4.13.1 — Sigma3 domain
结构域编号 domain_idd1iw7p2
类 Class classa — All alpha proteins
折叠类型 Fold folda.4 — DNA/RNA-binding 3-helical bundle
超家族 Superfamily superfamilya.4.13 — Sigma3 and sigma4 domains of RNA polymerase sigma factors
家族 Family familya.4.13.2 — Sigma4 domain
结构域编号 domain_idd1iw7p3
类 Class classa — All alpha proteins
折叠类型 Fold folda.177 — Sigma2 domain of RNA polymerase sigma factors
超家族 Superfamily superfamilya.177.1 — Sigma2 domain of RNA polymerase sigma factors
家族 Family familya.177.1.1 — Sigma2 domain of RNA polymerase sigma factors

CATH v4.4 (41 domains)

结构域编号 domain_id1iw7A01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology1360 — Gyrase A; domain 2
同源超家族 H-superfamily homologous superfamily10 — RNA polymerase, RBP11-like subunit
结构域编号 domain_id1iw7A02
类 Class class2 — Mainly Beta
架构 Architecture architecture170 — Beta Complex
拓扑 Topology topology120 — RNA Polymerase Alpha Subunit; Chain A, domain 2
同源超家族 H-superfamily homologous superfamily12 — DNA-directed RNA polymerase, insert domain
结构域编号 domain_id1iw7B01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology1360 — Gyrase A; domain 2
同源超家族 H-superfamily homologous superfamily10 — RNA polymerase, RBP11-like subunit
结构域编号 domain_id1iw7B02
类 Class class2 — Mainly Beta
架构 Architecture architecture170 — Beta Complex
拓扑 Topology topology120 — RNA Polymerase Alpha Subunit; Chain A, domain 2
同源超家族 H-superfamily homologous superfamily12 — DNA-directed RNA polymerase, insert domain
结构域编号 domain_id1iw7C01
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology270 — Dna-directed Rna Polymerase Ii 140kd Polypeptide; Chain: B; Domain 6
同源超家族 H-superfamily homologous superfamily10 — DNA-directed RNA polymerase, subunit 2, domain 6
结构域编号 domain_id1iw7C02
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology1100 — Rna Polymerase Beta Subunit; Chain: C,domain 2
同源超家族 H-superfamily homologous superfamily10
结构域编号 domain_id1iw7C03
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology1110 — Dna-directed Rna Polymerase Ii 140kd Polypeptide; Chain: B; domain 3
同源超家族 H-superfamily homologous superfamily10 — RNA polymerase Rpb2, domain 2
结构域编号 domain_id1iw7C04
类 Class class2 — Mainly Beta
架构 Architecture architecture30 — Roll
拓扑 Topology topology150 — Rna Polymerase Beta Subunit; Chain: C, domain 4
同源超家族 H-superfamily homologous superfamily10 — DNA-directed RNA polymerase, beta subunit, external 1 domain
结构域编号 domain_id1iw7C05
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily100 — RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domain
结构域编号 domain_id1iw7C06
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily150 — RNA polymerase II, Rpb2 subunit, wall domain
结构域编号 domain_id1iw7D03
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily100 — RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domain
结构域编号 domain_id1iw7D04
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology40 — Barwin-like endoglucanases
同源超家族 H-superfamily homologous superfamily20
结构域编号 domain_id1iw7D05
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology40 — Ribonucleotide Reductase Protein R1; domain 1
同源超家族 H-superfamily homologous superfamily90
结构域编号 domain_id1iw7D06
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology274 — Enzyme I; Chain A, domain 2
同源超家族 H-superfamily homologous superfamily100 — RNA polymerase Rpb1, domain 3
结构域编号 domain_id1iw7D07
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology132 — Topoisomerase I; Chain A, domain 4
同源超家族 H-superfamily homologous superfamily30 — RNA polymerase Rpb1 funnel domain
结构域编号 domain_id1iw7D09
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology105 — Molybdopterin biosynthesis moea protein, domain 2
同源超家族 H-superfamily homologous superfamily10 — Molybdopterin biosynthesis moea protein, domain 2
结构域编号 domain_id1iw7D10
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily100 — RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domain
结构域编号 domain_id1iw7D11
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology60 — Wheat Germ Agglutinin (Isolectin 2); domain 1
同源超家族 H-superfamily homologous superfamily280
结构域编号 domain_id1iw7D12
类 Class class6 — Special
架构 Architecture architecture10 — Helix non-globular
拓扑 Topology topology250 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
同源超家族 H-superfamily homologous superfamily1410
结构域编号 domain_id1iw7E00
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology940 — Eukaryotic RPB6 RNA polymerase subunit
同源超家族 H-superfamily homologous superfamily10 — RNA polymerase subunit, RPB6/omega
结构域编号 domain_id1iw7F01
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
同源超家族 H-superfamily homologous superfamily1810
结构域编号 domain_id1iw7F02
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology10 — Arc Repressor Mutant, subunit A
同源超家族 H-superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
结构域编号 domain_id1iw7F03
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology10 — Arc Repressor Mutant, subunit A
同源超家族 H-superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
结构域编号 domain_id1iw7K01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology1360 — Gyrase A; domain 2
同源超家族 H-superfamily homologous superfamily10 — RNA polymerase, RBP11-like subunit
结构域编号 domain_id1iw7K02
类 Class class2 — Mainly Beta
架构 Architecture architecture170 — Beta Complex
拓扑 Topology topology120 — RNA Polymerase Alpha Subunit; Chain A, domain 2
同源超家族 H-superfamily homologous superfamily12 — DNA-directed RNA polymerase, insert domain
结构域编号 domain_id1iw7L01
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology1360 — Gyrase A; domain 2
同源超家族 H-superfamily homologous superfamily10 — RNA polymerase, RBP11-like subunit
结构域编号 domain_id1iw7L02
类 Class class2 — Mainly Beta
架构 Architecture architecture170 — Beta Complex
拓扑 Topology topology120 — RNA Polymerase Alpha Subunit; Chain A, domain 2
同源超家族 H-superfamily homologous superfamily12 — DNA-directed RNA polymerase, insert domain
结构域编号 domain_id1iw7M01
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology270 — Dna-directed Rna Polymerase Ii 140kd Polypeptide; Chain: B; Domain 6
同源超家族 H-superfamily homologous superfamily10 — DNA-directed RNA polymerase, subunit 2, domain 6
结构域编号 domain_id1iw7M02
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology1100 — Rna Polymerase Beta Subunit; Chain: C,domain 2
同源超家族 H-superfamily homologous superfamily10
结构域编号 domain_id1iw7M03
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology1110 — Dna-directed Rna Polymerase Ii 140kd Polypeptide; Chain: B; domain 3
同源超家族 H-superfamily homologous superfamily10 — RNA polymerase Rpb2, domain 2
结构域编号 domain_id1iw7M04
类 Class class2 — Mainly Beta
架构 Architecture architecture30 — Roll
拓扑 Topology topology150 — Rna Polymerase Beta Subunit; Chain: C, domain 4
同源超家族 H-superfamily homologous superfamily10 — DNA-directed RNA polymerase, beta subunit, external 1 domain
结构域编号 domain_id1iw7M05
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily100 — RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domain
结构域编号 domain_id1iw7M06
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily150 — RNA polymerase II, Rpb2 subunit, wall domain
结构域编号 domain_id1iw7N03
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily100 — RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domain
结构域编号 domain_id1iw7N04
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology40 — Barwin-like endoglucanases
同源超家族 H-superfamily homologous superfamily20
结构域编号 domain_id1iw7N05
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology274 — Enzyme I; Chain A, domain 2
同源超家族 H-superfamily homologous superfamily100 — RNA polymerase Rpb1, domain 3
结构域编号 domain_id1iw7N06
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology132 — Topoisomerase I; Chain A, domain 4
同源超家族 H-superfamily homologous superfamily30 — RNA polymerase Rpb1 funnel domain
结构域编号 domain_id1iw7O00
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology940 — Eukaryotic RPB6 RNA polymerase subunit
同源超家族 H-superfamily homologous superfamily10 — RNA polymerase subunit, RPB6/omega
结构域编号 domain_id1iw7P01
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
同源超家族 H-superfamily homologous superfamily1810
结构域编号 domain_id1iw7P02
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology10 — Arc Repressor Mutant, subunit A
同源超家族 H-superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
结构域编号 domain_id1iw7P03
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology10 — Arc Repressor Mutant, subunit A
同源超家族 H-superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain

7. 引用文献 (1)

8. 文件与曲线 (10)