9nh1

In situ cryo-EM structure of porin I of the Legionella Dot/Icm T4SS machine

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

Major outer membrane protein

OrganismNot specified

UniProt Q5ZRC1

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 5 Outer membrane protein, OmpA family protein × 1 (Q5ZXS4) LphA (DotK) × 1 (Q5ZYC5) Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name Q5ZRC1_LEGPH
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–288; UniProt 1–288 Author chain B; PDBConstruct 1–288; UniProt 1–288 Author chain C; PDBConstruct 1–288; UniProt 1–288

Outer membrane protein, OmpA family protein

OrganismNot specified

UniProt Q5ZXS4

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 5 Major outer membrane protein × 3 (Q5ZRC1) LphA (DotK) × 1 (Q5ZYC5) Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name Q5ZXS4_LEGPH
Isoform —
PDB entities 2
Chains and sequence ranges Author chain D; PDBConstruct 1–249; UniProt 1–249

LphA (DotK)

OrganismNot specified

UniProt Q5ZYC5

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 5 Major outer membrane protein × 3 (Q5ZRC1) Outer membrane protein, OmpA family protein × 1 (Q5ZXS4) Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name Q5ZYC5_LEGPH
Isoform —
PDB entities 3
Chains and sequence ranges Author chain E; PDBConstruct 1–189; UniProt 1–189

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_id9nh1
Deposition date deposition_date2025-02-23
Structure title titleIn situ cryo-EM structure of porin I of the Legionella Dot/Icm T4SS machine
Keywords keywordsType IVB Dot/Icm Secretion Machine, PROTEIN TRANSPORT; PROTEIN TRANSPORT
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.

9nh1__assembly_1__model_1

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

Download this curve (.dat)

9nh1__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.

9nh1__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)35.35 Å
Rg (electron density)35.16 Å
Total Rg35.53 Å
Atom count8925
Residues1122
Excluded volume156440 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 9nh1__assembly_1__model_1 pentameric (5) 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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7. Citations (2)