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4g7h

Crystal structure of Thermus thermophilus transcription initiation complex

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

DNA-directed RNA polymerase subunit alpha

OrganismNot specified

UniProt Q5SHR6

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 6 DNA 2 DNA-directed RNA polymerase subunit beta × 1 （Q8RQE9） ;DNA-directed RNA polymerase subunit beta' ; × 1 （Q8RQE8） DNA-directed RNA polymerase subunit omega × 1 （Q8RQE7） RNA polymerase sigma factor × 1 （Q5SKW1） 5'-D(*CP*CP*T*GP*CP*AP*TP*CP*CP*GP*TP*GP*AP*GP*TP*CP*GP*AP*G)-3' × 1 5'-D(*TP*AP*TP*AP*AP*TP*GP*GP*GP*AP*GP*CP*TP*GP*TP*CP*AP*CP*GP*GP*AP*TP*GP*CP*AP*GP*G)-3' × 1 MAGNESIUM ION × 5 ZINC ION × 2 water × 8 Consistent with all polymers
2 Protein–DNA Heteromer Protein 6 DNA 2 DNA-directed RNA polymerase subunit beta × 1 （Q8RQE9） ;DNA-directed RNA polymerase subunit beta' ; × 1 （Q8RQE8） DNA-directed RNA polymerase subunit omega × 1 （Q8RQE7） RNA polymerase sigma factor × 1 （Q5SKW1） 5'-D(*CP*CP*T*GP*CP*AP*TP*CP*CP*GP*TP*GP*AP*GP*TP*CP*GP*AP*G)-3' × 1 5'-D(*TP*AP*TP*AP*AP*TP*GP*GP*GP*AP*GP*CP*TP*GP*TP*CP*AP*CP*GP*GP*AP*TP*GP*CP*AP*GP*G)-3' × 1 MAGNESIUM ION × 5 ZINC ION × 2 water × 8 Consistent with all polymers

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1zyr 1zyr 2a6e 2a6e 2a6h 2a6h 2cw0 2cw0 2o5i 2o5i 2o5j 2o5j

95 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name RPOA_THET8
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–315； UniProt 1–315 Author chain B； PDBConstruct 1–315； UniProt 1–315 Author chain K； PDBConstruct 1–315； UniProt 1–315 Author chain L； PDBConstruct 1–315； UniProt 1–315

DNA-directed RNA polymerase subunit beta

OrganismNot specified

UniProt Q8RQE9

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 6 DNA 2 DNA-directed RNA polymerase subunit alpha × 2 （Q5SHR6） ;DNA-directed RNA polymerase subunit beta' ; × 1 （Q8RQE8） DNA-directed RNA polymerase subunit omega × 1 （Q8RQE7） RNA polymerase sigma factor × 1 （Q5SKW1） 5'-D(*CP*CP*T*GP*CP*AP*TP*CP*CP*GP*TP*GP*AP*GP*TP*CP*GP*AP*G)-3' × 1 5'-D(*TP*AP*TP*AP*AP*TP*GP*GP*GP*AP*GP*CP*TP*GP*TP*CP*AP*CP*GP*GP*AP*TP*GP*CP*AP*GP*G)-3' × 1 MAGNESIUM ION × 5 ZINC ION × 2 water × 8 Consistent with all polymers
2 Protein–DNA Heteromer Protein 6 DNA 2 DNA-directed RNA polymerase subunit alpha × 2 （Q5SHR6） ;DNA-directed RNA polymerase subunit beta' ; × 1 （Q8RQE8） DNA-directed RNA polymerase subunit omega × 1 （Q8RQE7） RNA polymerase sigma factor × 1 （Q5SKW1） 5'-D(*CP*CP*T*GP*CP*AP*TP*CP*CP*GP*TP*GP*AP*GP*TP*CP*GP*AP*G)-3' × 1 5'-D(*TP*AP*TP*AP*AP*TP*GP*GP*GP*AP*GP*CP*TP*GP*TP*CP*AP*CP*GP*GP*AP*TP*GP*CP*AP*GP*G)-3' × 1 MAGNESIUM ION × 5 ZINC ION × 2 water × 8 Consistent with all polymers

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1smy 1smy 1zyr 1zyr 2a68 2a68 2a69 2a69 2a6e 2a6e 2a6h 2a6h

147 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name RPOB_THET8
Isoform —
PDB entities 2
Chains and sequence ranges Author chain C； PDBConstruct 1–1119； UniProt 1–1119 Author chain M； PDBConstruct 1–1119； UniProt 1–1119

;DNA-directed RNA polymerase subunit beta' ;

OrganismNot specified

UniProt Q8RQE8

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 6 DNA 2 DNA-directed RNA polymerase subunit alpha × 2 （Q5SHR6） DNA-directed RNA polymerase subunit beta × 1 （Q8RQE9） DNA-directed RNA polymerase subunit omega × 1 （Q8RQE7） RNA polymerase sigma factor × 1 （Q5SKW1） 5'-D(*CP*CP*T*GP*CP*AP*TP*CP*CP*GP*TP*GP*AP*GP*TP*CP*GP*AP*G)-3' × 1 5'-D(*TP*AP*TP*AP*AP*TP*GP*GP*GP*AP*GP*CP*TP*GP*TP*CP*AP*CP*GP*GP*AP*TP*GP*CP*AP*GP*G)-3' × 1 MAGNESIUM ION × 5 ZINC ION × 2 water × 8 Consistent with all polymers
2 Protein–DNA Heteromer Protein 6 DNA 2 DNA-directed RNA polymerase subunit alpha × 2 （Q5SHR6） DNA-directed RNA polymerase subunit beta × 1 （Q8RQE9） DNA-directed RNA polymerase subunit omega × 1 （Q8RQE7） RNA polymerase sigma factor × 1 （Q5SKW1） 5'-D(*CP*CP*T*GP*CP*AP*TP*CP*CP*GP*TP*GP*AP*GP*TP*CP*GP*AP*G)-3' × 1 5'-D(*TP*AP*TP*AP*AP*TP*GP*GP*GP*AP*GP*CP*TP*GP*TP*CP*AP*CP*GP*GP*AP*TP*GP*CP*AP*GP*G)-3' × 1 MAGNESIUM ION × 5 ZINC ION × 2 water × 8 Consistent with all polymers

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1smy 1smy 1zyr 1zyr 2a68 2a68 2a69 2a69 2a6e 2a6e 2a6h 2a6h

133 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name RPOC_THET8
Isoform —
PDB entities 3
Chains and sequence ranges Author chain D； PDBConstruct 1–1524； UniProt 1–1524 Author chain N； PDBConstruct 1–1524； UniProt 1–1524

DNA-directed RNA polymerase subunit omega

OrganismNot specified

UniProt Q8RQE7

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 6 DNA 2 DNA-directed RNA polymerase subunit alpha × 2 （Q5SHR6） DNA-directed RNA polymerase subunit beta × 1 （Q8RQE9） ;DNA-directed RNA polymerase subunit beta' ; × 1 （Q8RQE8） RNA polymerase sigma factor × 1 （Q5SKW1） 5'-D(*CP*CP*T*GP*CP*AP*TP*CP*CP*GP*TP*GP*AP*GP*TP*CP*GP*AP*G)-3' × 1 5'-D(*TP*AP*TP*AP*AP*TP*GP*GP*GP*AP*GP*CP*TP*GP*TP*CP*AP*CP*GP*GP*AP*TP*GP*CP*AP*GP*G)-3' × 1 MAGNESIUM ION × 5 ZINC ION × 2 water × 8 Consistent with all polymers
2 Protein–DNA Heteromer Protein 6 DNA 2 DNA-directed RNA polymerase subunit alpha × 2 （Q5SHR6） DNA-directed RNA polymerase subunit beta × 1 （Q8RQE9） ;DNA-directed RNA polymerase subunit beta' ; × 1 （Q8RQE8） RNA polymerase sigma factor × 1 （Q5SKW1） 5'-D(*CP*CP*T*GP*CP*AP*TP*CP*CP*GP*TP*GP*AP*GP*TP*CP*GP*AP*G)-3' × 1 5'-D(*TP*AP*TP*AP*AP*TP*GP*GP*GP*AP*GP*CP*TP*GP*TP*CP*AP*CP*GP*GP*AP*TP*GP*CP*AP*GP*G)-3' × 1 MAGNESIUM ION × 5 ZINC ION × 2 water × 8 Consistent with all polymers

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1zyr 1zyr 2a6e 2a6e 2a6h 2a6h 2be5 2be5 2cw0 2cw0 2o5i 2o5i

113 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name RPOZ_THET8
Isoform —
PDB entities 4
Chains and sequence ranges Author chain E； PDBConstruct 1–99； UniProt 1–99 Author chain O； PDBConstruct 1–99； UniProt 1–99

RNA polymerase sigma factor

Thermus thermophilus

UniProt Q5SKW1

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 6 DNA 2 DNA-directed RNA polymerase subunit alpha × 2 （Q5SHR6） DNA-directed RNA polymerase subunit beta × 1 （Q8RQE9） ;DNA-directed RNA polymerase subunit beta' ; × 1 （Q8RQE8） DNA-directed RNA polymerase subunit omega × 1 （Q8RQE7） 5'-D(*CP*CP*T*GP*CP*AP*TP*CP*CP*GP*TP*GP*AP*GP*TP*CP*GP*AP*G)-3' × 1 5'-D(*TP*AP*TP*AP*AP*TP*GP*GP*GP*AP*GP*CP*TP*GP*TP*CP*AP*CP*GP*GP*AP*TP*GP*CP*AP*GP*G)-3' × 1 MAGNESIUM ION × 5 ZINC ION × 2 water × 8 Consistent with all polymers
2 Protein–DNA Heteromer Protein 6 DNA 2 DNA-directed RNA polymerase subunit alpha × 2 （Q5SHR6） DNA-directed RNA polymerase subunit beta × 1 （Q8RQE9） ;DNA-directed RNA polymerase subunit beta' ; × 1 （Q8RQE8） DNA-directed RNA polymerase subunit omega × 1 （Q8RQE7） 5'-D(*CP*CP*T*GP*CP*AP*TP*CP*CP*GP*TP*GP*AP*GP*TP*CP*GP*AP*G)-3' × 1 5'-D(*TP*AP*TP*AP*AP*TP*GP*GP*GP*AP*GP*CP*TP*GP*TP*CP*AP*CP*GP*GP*AP*TP*GP*CP*AP*GP*G)-3' × 1 MAGNESIUM ION × 5 ZINC ION × 2 water × 8 Consistent with all polymers

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1zyr 1zyr 2a6e 2a6e 2a6h 2a6h 2be5 2be5 2cw0 2cw0 3dxj 3dxj

74 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name Q5SKW1_THET8
Isoform —
PDB entities 5
Chains and sequence ranges Author chain F； PDBConstruct 21–443； UniProt 1–423 Author chain P； PDBConstruct 21–443； UniProt 1–423

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id4g7h
Deposition date deposition_date2012-07-20
Structure title titleCrystal structure of Thermus thermophilus transcription initiation complex
Keywords keywords;protein-DNA complex, transcription initiation complex, RNAP-promoter complex, RNAP-promoter open complex, open complex, RPo, RNA polymerase, transcription initiation, transcription Initiation factor sigma A, promoter DNA, nucleoid, TRANSCRIPTION, TRANSFERASE-DNA complex ;; TRANSCRIPTION, TRANSFERASE/DNA
Experimental Method methodX-RAY DIFFRACTION
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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

4g7h__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

4g7h__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 109 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

4g7h__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg（Guinier）52.04 Å
Rg (electron density)52.85 Å
Total Rg52.82 Å
Atom count28438
Residues3525
Excluded volume505730 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 4g7h__assembly_1__model_1 octameric （8） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 4g7h__assembly_2__model_1 octameric （8） Success 4.1.3-1-20251215 (887e7ef) View Download
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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (10)

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6. Fold Classification (SCOP + CATH) 57 domains

SCOP 2.08 (20 domains)

Domain ID domain_idd4g7ha1
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.74 — DCoH-like
Superfamily Superfamily superfamilyd.74.3 — RBP11-like subunits of RNA polymerase
Family Family familyd.74.3.1 — RNA polymerase alpha subunit dimerisation domain
Domain ID domain_idd4g7ha2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.181 — Insert subdomain of RNA polymerase alpha subunit
Superfamily Superfamily superfamilyd.181.1 — Insert subdomain of RNA polymerase alpha subunit
Family Family familyd.181.1.1 — Insert subdomain of RNA polymerase alpha subunit
Domain ID domain_idd4g7hb1
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.74 — DCoH-like
Superfamily Superfamily superfamilyd.74.3 — RBP11-like subunits of RNA polymerase
Family Family familyd.74.3.1 — RNA polymerase alpha subunit dimerisation domain
Domain ID domain_idd4g7hb2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.181 — Insert subdomain of RNA polymerase alpha subunit
Superfamily Superfamily superfamilyd.181.1 — Insert subdomain of RNA polymerase alpha subunit
Family Family familyd.181.1.1 — Insert subdomain of RNA polymerase alpha subunit
Domain ID domain_idd4g7hc_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.29 — beta and beta-prime subunits of DNA dependent RNA-polymerase
Superfamily Superfamily superfamilye.29.1 — beta and beta-prime subunits of DNA dependent RNA-polymerase
Family Family familye.29.1.1 — RNA-polymerase beta
Domain ID domain_idd4g7hd_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.29 — beta and beta-prime subunits of DNA dependent RNA-polymerase
Superfamily Superfamily superfamilye.29.1 — beta and beta-prime subunits of DNA dependent RNA-polymerase
Family Family familye.29.1.2 — RNA-polymerase beta-prime
Domain ID domain_idd4g7he_
Class classa — All alpha proteins
Fold Fold folda.143 — RPB6/omega subunit-like
Superfamily Superfamily superfamilya.143.1 — RPB6/omega subunit-like
Family Family familya.143.1.1 — RNA polymerase omega subunit
Domain ID domain_idd4g7hf1
Class classa — All alpha proteins
Fold Fold folda.177 — Sigma2 domain of RNA polymerase sigma factors
Superfamily Superfamily superfamilya.177.1 — Sigma2 domain of RNA polymerase sigma factors
Family Family familya.177.1.0 — automated matches
Domain ID domain_idd4g7hf2
Class classa — All alpha proteins
Fold Fold folda.4 — DNA/RNA-binding 3-helical bundle
Superfamily Superfamily superfamilya.4.13 — Sigma3 and sigma4 domains of RNA polymerase sigma factors
Family Family familya.4.13.0 — automated matches
Domain ID domain_idd4g7hf3
Class classa — All alpha proteins
Fold Fold folda.4 — DNA/RNA-binding 3-helical bundle
Superfamily Superfamily superfamilya.4.13 — Sigma3 and sigma4 domains of RNA polymerase sigma factors
Family Family familya.4.13.0 — automated matches
Domain ID domain_idd4g7hk1
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.74 — DCoH-like
Superfamily Superfamily superfamilyd.74.3 — RBP11-like subunits of RNA polymerase
Family Family familyd.74.3.1 — RNA polymerase alpha subunit dimerisation domain
Domain ID domain_idd4g7hk2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.181 — Insert subdomain of RNA polymerase alpha subunit
Superfamily Superfamily superfamilyd.181.1 — Insert subdomain of RNA polymerase alpha subunit
Family Family familyd.181.1.1 — Insert subdomain of RNA polymerase alpha subunit
Domain ID domain_idd4g7hl1
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.74 — DCoH-like
Superfamily Superfamily superfamilyd.74.3 — RBP11-like subunits of RNA polymerase
Family Family familyd.74.3.1 — RNA polymerase alpha subunit dimerisation domain
Domain ID domain_idd4g7hl2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.181 — Insert subdomain of RNA polymerase alpha subunit
Superfamily Superfamily superfamilyd.181.1 — Insert subdomain of RNA polymerase alpha subunit
Family Family familyd.181.1.1 — Insert subdomain of RNA polymerase alpha subunit
Domain ID domain_idd4g7hm_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.29 — beta and beta-prime subunits of DNA dependent RNA-polymerase
Superfamily Superfamily superfamilye.29.1 — beta and beta-prime subunits of DNA dependent RNA-polymerase
Family Family familye.29.1.1 — RNA-polymerase beta
Domain ID domain_idd4g7hn_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.29 — beta and beta-prime subunits of DNA dependent RNA-polymerase
Superfamily Superfamily superfamilye.29.1 — beta and beta-prime subunits of DNA dependent RNA-polymerase
Family Family familye.29.1.2 — RNA-polymerase beta-prime
Domain ID domain_idd4g7ho_
Class classa — All alpha proteins
Fold Fold folda.143 — RPB6/omega subunit-like
Superfamily Superfamily superfamilya.143.1 — RPB6/omega subunit-like
Family Family familya.143.1.1 — RNA polymerase omega subunit
Domain ID domain_idd4g7hp1
Class classa — All alpha proteins
Fold Fold folda.177 — Sigma2 domain of RNA polymerase sigma factors
Superfamily Superfamily superfamilya.177.1 — Sigma2 domain of RNA polymerase sigma factors
Family Family familya.177.1.0 — automated matches
Domain ID domain_idd4g7hp2
Class classa — All alpha proteins
Fold Fold folda.4 — DNA/RNA-binding 3-helical bundle
Superfamily Superfamily superfamilya.4.13 — Sigma3 and sigma4 domains of RNA polymerase sigma factors
Family Family familya.4.13.0 — automated matches
Domain ID domain_idd4g7hp3
Class classa — All alpha proteins
Fold Fold folda.4 — DNA/RNA-binding 3-helical bundle
Superfamily Superfamily superfamilya.4.13 — Sigma3 and sigma4 domains of RNA polymerase sigma factors
Family Family familya.4.13.0 — automated matches

CATH v4.4 (37 domains)

Domain ID domain_id4g7hA01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1360 — Gyrase A; domain 2
Homologous superfamily homologous superfamily10 — RNA polymerase, RBP11-like subunit
Domain ID domain_id4g7hA02
Class class2 — Mainly Beta
Architecture architecture170 — Beta Complex
Topology topology120 — RNA Polymerase Alpha Subunit; Chain A, domain 2
Homologous superfamily homologous superfamily12 — DNA-directed RNA polymerase, insert domain
Domain ID domain_id4g7hB01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1360 — Gyrase A; domain 2
Homologous superfamily homologous superfamily10 — RNA polymerase, RBP11-like subunit
Domain ID domain_id4g7hB02
Class class2 — Mainly Beta
Architecture architecture170 — Beta Complex
Topology topology120 — RNA Polymerase Alpha Subunit; Chain A, domain 2
Homologous superfamily homologous superfamily12 — DNA-directed RNA polymerase, insert domain
Domain ID domain_id4g7hC01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology270 — Dna-directed Rna Polymerase Ii 140kd Polypeptide; Chain: B; Domain 6
Homologous superfamily homologous superfamily10 — DNA-directed RNA polymerase, subunit 2, domain 6
Domain ID domain_id4g7hC02
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology1100 — Rna Polymerase Beta Subunit; Chain: C,domain 2
Homologous superfamily homologous superfamily10 —
Domain ID domain_id4g7hC03
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology1110 — Dna-directed Rna Polymerase Ii 140kd Polypeptide; Chain: B; domain 3
Homologous superfamily homologous superfamily10 — RNA polymerase Rpb2, domain 2
Domain ID domain_id4g7hC04
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology150 — Rna Polymerase Beta Subunit; Chain: C, domain 4
Homologous superfamily homologous superfamily10 — DNA-directed RNA polymerase, beta subunit, external 1 domain
Domain ID domain_id4g7hC05
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily100 — RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domain
Domain ID domain_id4g7hC06
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily150 — RNA polymerase II, Rpb2 subunit, wall domain
Domain ID domain_id4g7hD01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology132 — Topoisomerase I; Chain A, domain 4
Homologous superfamily homologous superfamily30 — RNA polymerase Rpb1 funnel domain
Domain ID domain_id4g7hE00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology940 — Eukaryotic RPB6 RNA polymerase subunit
Homologous superfamily homologous superfamily10 — RNA polymerase subunit, RPB6/omega
Domain ID domain_id4g7hF01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily1810 —
Domain ID domain_id4g7hF02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
Domain ID domain_id4g7hF03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
Domain ID domain_id4g7hK01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1360 — Gyrase A; domain 2
Homologous superfamily homologous superfamily10 — RNA polymerase, RBP11-like subunit
Domain ID domain_id4g7hK02
Class class2 — Mainly Beta
Architecture architecture170 — Beta Complex
Topology topology120 — RNA Polymerase Alpha Subunit; Chain A, domain 2
Homologous superfamily homologous superfamily12 — DNA-directed RNA polymerase, insert domain
Domain ID domain_id4g7hL01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1360 — Gyrase A; domain 2
Homologous superfamily homologous superfamily10 — RNA polymerase, RBP11-like subunit
Domain ID domain_id4g7hL02
Class class2 — Mainly Beta
Architecture architecture170 — Beta Complex
Topology topology120 — RNA Polymerase Alpha Subunit; Chain A, domain 2
Homologous superfamily homologous superfamily12 — DNA-directed RNA polymerase, insert domain
Domain ID domain_id4g7hM01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology270 — Dna-directed Rna Polymerase Ii 140kd Polypeptide; Chain: B; Domain 6
Homologous superfamily homologous superfamily10 — DNA-directed RNA polymerase, subunit 2, domain 6
Domain ID domain_id4g7hM02
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology1100 — Rna Polymerase Beta Subunit; Chain: C,domain 2
Homologous superfamily homologous superfamily10 —
Domain ID domain_id4g7hM03
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology1110 — Dna-directed Rna Polymerase Ii 140kd Polypeptide; Chain: B; domain 3
Homologous superfamily homologous superfamily10 — RNA polymerase Rpb2, domain 2
Domain ID domain_id4g7hM04
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology150 — Rna Polymerase Beta Subunit; Chain: C, domain 4
Homologous superfamily homologous superfamily10 — DNA-directed RNA polymerase, beta subunit, external 1 domain
Domain ID domain_id4g7hM05
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily100 — RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domain
Domain ID domain_id4g7hM06
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily150 — RNA polymerase II, Rpb2 subunit, wall domain
Domain ID domain_id4g7hN04
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily100 — RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domain
Domain ID domain_id4g7hN05
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology40 — Barwin-like endoglucanases
Homologous superfamily homologous superfamily20 —
Domain ID domain_id4g7hN06
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology40 — Ribonucleotide Reductase Protein R1; domain 1
Homologous superfamily homologous superfamily90 —
Domain ID domain_id4g7hN07
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology274 — Enzyme I; Chain A, domain 2
Homologous superfamily homologous superfamily100 — RNA polymerase Rpb1, domain 3
Domain ID domain_id4g7hN08
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology132 — Topoisomerase I; Chain A, domain 4
Homologous superfamily homologous superfamily30 — RNA polymerase Rpb1 funnel domain
Domain ID domain_id4g7hN09
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology105 — Molybdopterin biosynthesis moea protein, domain 2
Homologous superfamily homologous superfamily10 — Molybdopterin biosynthesis moea protein, domain 2
Domain ID domain_id4g7hN11
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Homologous superfamily homologous superfamily100 — RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domain
Domain ID domain_id4g7hN12
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology60 — Wheat Germ Agglutinin (Isolectin 2); domain 1
Homologous superfamily homologous superfamily280 —
Domain ID domain_id4g7hO00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology940 — Eukaryotic RPB6 RNA polymerase subunit
Homologous superfamily homologous superfamily10 — RNA polymerase subunit, RPB6/omega
Domain ID domain_id4g7hP01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily1810 —
Domain ID domain_id4g7hP02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
Domain ID domain_id4g7hP03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily10 — Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
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7. Citations (1)