SAXSdb — 2j4u

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

OUTER MEMBRANE PROTEIN C PRECURSOR

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 4	LACTOTRANSFERRIN × 1 （Q9TUM0）	Consistent with protein count
2	Protein heterocomplex	Heteromer	Protein 4	LACTOTRANSFERRIN × 1 （Q9TUM0）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	OMPC_ECOLI
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain P； PDBConstruct 1–346； UniProt 22–367 Author chain Q； PDBConstruct 1–346； UniProt 22–367 Author chain R； PDBConstruct 1–346； UniProt 22–367 Author chain U； PDBConstruct 1–346； UniProt 22–367 Author chain V； PDBConstruct 1–346； UniProt 22–367 Author chain W； PDBConstruct 1–346； UniProt 22–367

LACTOTRANSFERRIN

OrganismNot specified

UniProt Q9TUM0

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 4	OUTER MEMBRANE PROTEIN C PRECURSOR × 3 （P06996）	Consistent with protein count
2	Protein heterocomplex	Heteromer	Protein 4	OUTER MEMBRANE PROTEIN C PRECURSOR × 3 （P06996）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	TRFL_CAMDR
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain S； PDBConstruct 1–45； UniProt 20–64 Author chain X； PDBConstruct 1–45； UniProt 20–64

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	2j4u
Deposition date deposition_date	2006-09-06
Structure title title	E.coli OmpC - camel Lactoferrin complex
Keywords keywords	;MEMBRANE PROTEIN/HYDROLASE, MEMBRANE PROTEIN-HYDROLASE COMPLEX, IRON, OMPC, PORIN, COMPLEX, PROTEASE, HYDROLASE, MEMBRANE PROTEIN, ANTIACTERIAL PEPTIDE, ION TRANSPORT, IRON TRANSPORT, SERINE PROTEASE, TRANSPORT, LACTOFERRIN, GLYCOPROTEIN, METAL-BINDING ;; MEMBRANE PROTEIN/HYDROLASE
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.

2j4u__assembly_1__model_1

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

Download this curve (.dat)

2j4u__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2j4u__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	32.66 Å
Rg (electron density)	32.42 Å
Total Rg	33.16 Å
Atom count	8267
Residues	1056
Excluded volume	143610 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2j4u__assembly_1__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`2j4u__assembly_2__model_1`	tetrameric （4）	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) 12 domains

SCOP 2.08 (6 domains)

Domain ID domain_id	d2j4up_
Class class	f — Membrane and cell surface proteins and peptides
Fold Fold fold	f.4 — Transmembrane beta-barrels
Superfamily Superfamily superfamily	f.4.3 — Porins
Family Family family	f.4.3.1 — Porin

Domain ID domain_id	d2j4uq_
Class class	f — Membrane and cell surface proteins and peptides
Fold Fold fold	f.4 — Transmembrane beta-barrels
Superfamily Superfamily superfamily	f.4.3 — Porins
Family Family family	f.4.3.1 — Porin

Domain ID domain_id	d2j4ur_
Class class	f — Membrane and cell surface proteins and peptides
Fold Fold fold	f.4 — Transmembrane beta-barrels
Superfamily Superfamily superfamily	f.4.3 — Porins
Family Family family	f.4.3.1 — Porin

Domain ID domain_id	d2j4uu_
Class class	f — Membrane and cell surface proteins and peptides
Fold Fold fold	f.4 — Transmembrane beta-barrels
Superfamily Superfamily superfamily	f.4.3 — Porins
Family Family family	f.4.3.1 — Porin

Domain ID domain_id	d2j4uv_
Class class	f — Membrane and cell surface proteins and peptides
Fold Fold fold	f.4 — Transmembrane beta-barrels
Superfamily Superfamily superfamily	f.4.3 — Porins
Family Family family	f.4.3.1 — Porin

Domain ID domain_id	d2j4uw_
Class class	f — Membrane and cell surface proteins and peptides
Fold Fold fold	f.4 — Transmembrane beta-barrels
Superfamily Superfamily superfamily	f.4.3 — Porins
Family Family family	f.4.3.1 — Porin

CATH v4.4 (6 domains)

Domain ID domain_id	2j4uP00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	160 — Porin
Homologous superfamily homologous superfamily	10 — Porin

Domain ID domain_id	2j4uQ00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	160 — Porin
Homologous superfamily homologous superfamily	10 — Porin

Domain ID domain_id	2j4uR00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	160 — Porin
Homologous superfamily homologous superfamily	10 — Porin

Domain ID domain_id	2j4uU00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	160 — Porin
Homologous superfamily homologous superfamily	10 — Porin

Domain ID domain_id	2j4uV00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	160 — Porin
Homologous superfamily homologous superfamily	10 — Porin

Domain ID domain_id	2j4uW00
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	201.470 Å
Unit-cell length b length_b	116.286 Å
Unit-cell length c length_c	152.280 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.03 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	24

Space group space_group	C 1 2 1
Space-group number int_tables_number	5
Crystal system crystal_system	—

Resolution resolution	2.990 Å
Low-resolution limit resolution_low	152.500 Å
R factor r_factor	0.2180
R_work r_work	0.2150
R_free r_free	0.2820

Description description	OUTER MEMBRANE PROTEIN C PRECURSOR
Molecular weight formula_weight	38336.2 kDa
Source method src_method	nat
Copy count entity_count	6

Polymer type type	polypeptide(L)
Chain IDs strand_id	P,Q,R,U,V,W
Atom count atom_count	16534

E.coli OmpC - camel Lactoferrin complex

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

OUTER MEMBRANE PROTEIN C PRECURSOR

State in the Current Structure

Other States of the Same Protein in the Database

LACTOTRANSFERRIN

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

2j4u__assembly_1__model_1

2j4u__assembly_1__model_1 | I(q)

2j4u__assembly_1__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

Entity 2 Entity 2 polymer

Polymer Polymer

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

CATH v4.4 (6 domains)

7. Citations (1)

E.coli OmpC - camel Lactoferrin complex

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

OUTER MEMBRANE PROTEIN C PRECURSOR

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

LACTOTRANSFERRIN

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

2j4u__assembly_1__model_1

2j4u__assembly_1__model_1 | I(q)

2j4u__assembly_1__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

Entity 2 Entity 2 polymer

Polymer Polymer

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

CATH v4.4 (6 domains)

7. Citations (1)