SAXSdb — 2xg6

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1. Protein Identity and Related Structures Protein Identity & Related Structures

OMPC

ESCHERICHIA COLI

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 3	SULFATE ION × 1	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 3	SULFATE ION × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q9K597_ECOLX
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–343； UniProt 22–364 Author chain B； PDBConstruct 1–343； UniProt 22–364 Author chain C； PDBConstruct 1–343； UniProt 22–364 Author chain D； PDBConstruct 1–343； UniProt 22–364 Author chain E； PDBConstruct 1–343； UniProt 22–364 Author chain F； PDBConstruct 1–343； UniProt 22–364

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_id	2xg6
Deposition date deposition_date	2010-05-31
Structure title title	Molecular insights into clinically isolated OmpC mutants and their role in multi-drug resistance
Keywords keywords	TRANSPORT PROTEIN, PORIN; TRANSPORT PROTEIN
Experimental Method method	X-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.

2xg6__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

2xg6__assembly_2__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2xg6__assembly_2__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	30.92 Å
Rg (electron density)	30.38 Å
Total Rg	31.11 Å
Atom count	8152
Residues	1029
Excluded volume	141440 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2xg6__assembly_1__model_1`	trimeric （3）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`2xg6__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 (2)

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6. Fold Classification (SCOP + CATH) 6 domains

CATH v4.4 (6 domains)

Domain ID domain_id	2xg6A00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	160 — Porin
Homologous superfamily homologous superfamily	10 — Porin

Domain ID domain_id	2xg6B00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	160 — Porin
Homologous superfamily homologous superfamily	10 — Porin

Domain ID domain_id	2xg6C00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	160 — Porin
Homologous superfamily homologous superfamily	10 — Porin

Domain ID domain_id	2xg6D00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	160 — Porin
Homologous superfamily homologous superfamily	10 — Porin

Domain ID domain_id	2xg6E00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	160 — Porin
Homologous superfamily homologous superfamily	10 — Porin

Domain ID domain_id	2xg6F00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	160 — Porin
Homologous superfamily homologous superfamily	10 — Porin

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Unit-cell length a length_a	142.820 Å
Unit-cell length b length_b	159.725 Å
Unit-cell length c length_c	164.601 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	24

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	3.470 Å
Low-resolution limit resolution_low	53.190 Å
R factor r_factor	0.2628
R_work r_work	0.2612
R_free r_free	0.2931

Description description	OMPC
Molecular weight formula_weight	38337.3 kDa
Source method src_method	man
Copy count entity_count	6

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F
Atom count atom_count	16299

Molecular insights into clinically isolated OmpC mutants and their role in multi-drug resistance

1. Protein Identity and Related Structures Protein Identity & Related Structures

OMPC

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

2xg6__assembly_2__model_1

2xg6__assembly_2__model_1 | I(q)

2xg6__assembly_2__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

6. Fold Classification (SCOP + CATH) 6 domains

CATH v4.4 (6 domains)

7. Citations (1)

Source organism organism	ESCHERICHIA COLI
NCBI taxonomy ID ncbi_taxonomy_id	562
Host organism host_organism	ESCHERICHIA COLI

Description description	SULFATE ION
Molecular weight formula_weight	96.1 kDa
Source method src_method	syn
Copy count entity_count	3

Molecular insights into clinically isolated OmpC mutants and their role in multi-drug resistance

1. Protein Identity and Related Structures Protein Identity & Related Structures

OMPC

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

2xg6__assembly_2__model_1

2xg6__assembly_2__model_1 | I(q)

2xg6__assembly_2__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

6. Fold Classification (SCOP + CATH) 6 domains

CATH v4.4 (6 domains)

7. Citations (1)