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1qvr

Crystal Structure Analysis of ClpB

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

ClpB protein

Thermus thermophilus

UniProt Q9RA63

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 3 PLATINUM (II) ION × 23 PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 6 Consistent with protein count
2 Protein homooligomer Homooligomer Protein 3 PLATINUM (II) ION × 23 PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 6 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
4fct 4fcv 4fcv 4fcv 4fcw 4fcw 4fcw 4fd2 4fd2 4fd2 4hse 4lj4

20 assemblies; showing the first 12

Homodimer

None

Homotetramer

None

Other homooligomers
1qvr 1qvr

2 assemblies

Heteromeric or nucleic-acid complex

None

View Construct and Data Evidence
UniProt name CLPB_THET8
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–854； UniProt 1–854 Author chain B； PDBConstruct 1–854； UniProt 1–854 Author chain C； PDBConstruct 1–854； UniProt 1–854

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_id1qvr
Deposition date deposition_date2003-08-28
Structure title titleCrystal Structure Analysis of ClpB
Keywords keywordscoiled coil, AAA ATPase, CHAPERONE; CHAPERONE
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.

1qvr__assembly_1__model_1

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

Download this curve (.dat)

1qvr__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.

1qvr__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）48.71 Å
Rg (electron density)48.56 Å
Total Rg48.58 Å
Atom count19496
Residues2409
Excluded volume348080 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1qvr__assembly_1__model_1 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 1qvr__assembly_2__model_1 trimeric （3） 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 (3)

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6. Fold Classification (SCOP + CATH) 25 domains

SCOP 2.08 (9 domains)

Domain ID domain_idd1qvra1
Class classa — All alpha proteins
Fold Fold folda.174 — Double Clp-N motif
Superfamily Superfamily superfamilya.174.1 — Double Clp-N motif
Family Family familya.174.1.1 — Double Clp-N motif
Domain ID domain_idd1qvra2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.20 — Extended AAA-ATPase domain
Domain ID domain_idd1qvra3
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.20 — Extended AAA-ATPase domain
Domain ID domain_idd1qvrb1
Class classa — All alpha proteins
Fold Fold folda.174 — Double Clp-N motif
Superfamily Superfamily superfamilya.174.1 — Double Clp-N motif
Family Family familya.174.1.1 — Double Clp-N motif
Domain ID domain_idd1qvrb2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.20 — Extended AAA-ATPase domain
Domain ID domain_idd1qvrb3
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.20 — Extended AAA-ATPase domain
Domain ID domain_idd1qvrc1
Class classa — All alpha proteins
Fold Fold folda.174 — Double Clp-N motif
Superfamily Superfamily superfamilya.174.1 — Double Clp-N motif
Family Family familya.174.1.1 — Double Clp-N motif
Domain ID domain_idd1qvrc2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.20 — Extended AAA-ATPase domain
Domain ID domain_idd1qvrc3
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.20 — Extended AAA-ATPase domain

CATH v4.4 (16 domains)

Domain ID domain_id1qvrA01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1780 — Double Clp-N motif
Homologous superfamily homologous superfamily10 — Clp, N-terminal domain
Domain ID domain_id1qvrA02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases
Domain ID domain_id1qvrA03
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases
Domain ID domain_id1qvrA04
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases
Domain ID domain_id1qvrA05
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology8 — Helicase, Ruva Protein; domain 3
Homologous superfamily homologous superfamily60 —
Domain ID domain_id1qvrB01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1780 — Double Clp-N motif
Homologous superfamily homologous superfamily10 — Clp, N-terminal domain
Domain ID domain_id1qvrB02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases
Domain ID domain_id1qvrB03
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases
Domain ID domain_id1qvrB04
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases
Domain ID domain_id1qvrB05
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology8 — Helicase, Ruva Protein; domain 3
Homologous superfamily homologous superfamily60 —
Domain ID domain_id1qvrC01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1780 — Double Clp-N motif
Homologous superfamily homologous superfamily10 — Clp, N-terminal domain
Domain ID domain_id1qvrC02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases
Domain ID domain_id1qvrC03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology8 — Helicase, Ruva Protein; domain 3
Homologous superfamily homologous superfamily60 —
Domain ID domain_id1qvrC04
Class class6 — Special
Architecture architecture10 — Helix non-globular
Topology topology140 — Helix Hairpins
Homologous superfamily homologous superfamily130 —
Domain ID domain_id1qvrC05
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases
Domain ID domain_id1qvrC06
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology8 — Helicase, Ruva Protein; domain 3
Homologous superfamily homologous superfamily60 —
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7. Citations (1)