4g08

Crystal structure of the periplasmic domain of InvG

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

Protein InvG

Salmonella enterica subsp. enterica serovar Typhimurium

UniProt P35672

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 water × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name INVG_SALTY
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–159; UniProt 22–178

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_id4g08
Deposition date deposition_date2012-07-09
Structure title titleCrystal structure of the periplasmic domain of InvG
Keywords keywordsRing-building motif, protein secretion, PrgH, CELL INVASION; CELL INVASION
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.

4g08__assembly_1__model_1

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

Download this curve (.dat)

4g08__assembly_1__model_1 | I(q)

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

4g08__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)18.50 Å
Rg (electron density)17.56 Å
Total Rg18.53 Å
Atom count1117
Residues140
Excluded volume19978 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 4g08__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 (2)

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6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id4g08A01
Class class3 — Alpha Beta
Architecture architecture55 — 3-Layer(bab) Sandwich
Topology topology50 — Phage tail protein beta-alpha-beta fold
Homologous superfamily homologous superfamily30 —
Domain ID domain_id4g08A02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1370 — Ribosomal Protein S8; Chain: A, domain 1
Homologous superfamily homologous superfamily120 —
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7. Citations (1)