2hje

Crystal structure of Vibrio harveyi LuxQ periplasmic domain

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

Autoinducer 2 sensor kinase/phosphatase luxQ

Vibrio harveyi

UniProt P54302

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 NICKEL (II) ION × 4 water × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name LUXQ_VIBHA
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–221; UniProt 53–271

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_id2hje
Deposition date deposition_date2006-06-30
Structure title titleCrystal structure of Vibrio harveyi LuxQ periplasmic domain
Keywords keywordsPER/ARNT/SIMPLE-MINDED (PAS) FOLD, AUTOINDUCER-2 (AI-2), QUORUM SENSING, HISTIDINE SENSOR KINASE, SIGNALING PROTEIN; SIGNALING PROTEIN
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.

2hje__assembly_1__model_1

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

Download this curve (.dat)

2hje__assembly_1__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

2hje__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)19.40 Å
Rg (electron density)18.47 Å
Total Rg19.42 Å
Atom count1669
Residues210
Excluded volume29617 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2hje__assembly_1__model_1 monomeric (1) 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) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd2hjea_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.110 — Profilin-like
Superfamily Superfamily superfamilyd.110.6 — Sensory domain-like
Family Family familyd.110.6.3 — LuxQ-periplasmic domain-like

CATH v4.4 (2 domains)

Domain ID domain_id2hjeA01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology450 — Beta-Lactamase
Homologous superfamily homologous superfamily220 — LuxQ periplasmic domain, N-terminal subdomain
Domain ID domain_id2hjeA02
Class class2 — Mainly Beta
Architecture architecture20 — Single Sheet
Topology topology20 — Anthopleurin-A
Homologous superfamily homologous superfamily100 — LuxQ periplasmic domain, C-terminal subdomain
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7. Citations (1)