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8dq1

Quorum-sensing receptor RhlR bound to PqsE

Method: ELECTRON MICROSCOPY
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1. Protein Identity and Related Structures Protein Identity & Related Structures

RhlR protein

Pseudomonas aeruginosa

UniProt A9JPX4

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 4 DNA 2 2-aminobenzoylacetyl-CoA thioesterase × 2 （P20581） ;DNA (5'-D(*AP*CP*CP*TP*GP*CP*CP*AP*GP*AP*CP*TP*GP*CP*AP*CP*AP*G)-3') ; × 1 ;DNA (5'-D(*CP*TP*GP*TP*GP*CP*AP*GP*TP*CP*TP*GP*GP*CP*AP*GP*GP*T)-3') ; × 1 4-(3-bromophenoxy)-N-[(3S)-2-oxothiolan-3-yl]butanamide × 2 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
8dq0 8dq1

2 assemblies

View Construct and Data Evidence
UniProt name A9JPX4_PSEAI
Isoform —
PDB entities 1
Chains and sequence ranges Author chain C； PDBConstruct 1–241； UniProt 1–241 Author chain D； PDBConstruct 1–241； UniProt 1–241

2-aminobenzoylacetyl-CoA thioesterase

Pseudomonas aeruginosa

UniProt P20581

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Heteromer Protein 4 DNA 2 RhlR protein × 2 （A9JPX4） ;DNA (5'-D(*AP*CP*CP*TP*GP*CP*CP*AP*GP*AP*CP*TP*GP*CP*AP*CP*AP*G)-3') ; × 1 ;DNA (5'-D(*CP*TP*GP*TP*GP*CP*AP*GP*TP*CP*TP*GP*GP*CP*AP*GP*GP*T)-3') ; × 1 4-(3-bromophenoxy)-N-[(3S)-2-oxothiolan-3-yl]butanamide × 2 Consistent with all polymers

Other States of the Same Protein in the Database

Monomer
3dh8 5hio 5hip 5hiq 5his 7kgw 7kgx 7r3f

8 assemblies

Homodimer
2vw8

1 assemblies

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
7r3e 7r3j 8b4a 8dq0 8dq1

5 assemblies

View Construct and Data Evidence
UniProt name PQSE_PSEAE
Isoform —
PDB entities 2
Chains and sequence ranges Author chain A； PDBConstruct 1–301； UniProt 1–301 Author chain B； PDBConstruct 1–301； UniProt 1–301

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_id8dq1
Deposition date deposition_date2022-07-18
Structure title titleQuorum-sensing receptor RhlR bound to PqsE
Keywords keywordstranscriptional regulators, quorum sensing, DNA binding, TRANSCRIPTION-DNA complex; TRANSCRIPTION/DNA
Experimental Method methodELECTRON MICROSCOPY
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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.

8dq1__assembly_1__model_1

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

Download this curve (.dat)

8dq1__assembly_1__model_1 | I(q)

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

8dq1__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）39.54 Å
Rg (electron density)37.94 Å
Total Rg38.39 Å
Atom count17770
Residues1111
Excluded volume164370 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 8dq1__assembly_1__model_1 hexameric （6） 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 (5)

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7. Citations (1)