SAXSdb — 5nqy

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

Factor H binding protein variant B16_001,Major outer membrane protein P.IA,Factor H binding protein variant B16_001

Neisseria meningitidis

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	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	OMPA1_NEIMC
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 238–251； UniProt 195–208

Factor H binding protein variant B16_001,Major outer membrane protein P.IA,Factor H binding protein variant B16_001

Neisseria meningitidis

UniProt Q6VS06

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	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	Q6VS06_NEIME
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–237； UniProt 8–243 Author chain A； PDBConstruct 252–262； UniProt 245–255

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	5nqy
Deposition date deposition_date	2017-04-21
Structure title title	Structure of a fHbp(V1.4):PorA(P1.16) chimera. Fusion at fHbp position 309.
Keywords keywords	Meningitis, Vaccine, Complement, Chimeric, Immune system; IMMUNE SYSTEM
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.

5nqy__assembly_1__model_1

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

Download this curve (.dat)

5nqy__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

5nqy__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	20.88 Å
Rg (electron density)	19.75 Å
Total Rg	20.68 Å
Atom count	1998
Residues	261
Excluded volume	35080 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`5nqy__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_id	5nqyA01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	1980 —

Domain ID domain_id	5nqyA02
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	160 — Porin
Homologous superfamily homologous superfamily	90 —

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Unit-cell length a length_a	56.850 Å
Unit-cell length b length_b	62.640 Å
Unit-cell length c length_c	88.690 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	4

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

Resolution resolution	2.600 Å
Low-resolution limit resolution_low	51.165 Å
R factor r_factor	0.2285
R_work r_work	0.2264
R_free r_free	0.2708

Description description	Factor H binding protein variant B16_001,Major outer membrane protein P.IA,Factor H binding protein variant B16_001
Molecular weight formula_weight	29319.6 kDa
Source method src_method	man
Copy count entity_count	1

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	2002

Structure of a fHbp(V1.4):PorA(P1.16) chimera. Fusion at fHbp position 309.

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

Factor H binding protein variant B16_001,Major outer membrane protein P.IA,Factor H binding protein variant B16_001

State in the Current Structure

Other States of the Same Protein in the Database

Factor H binding protein variant B16_001,Major outer membrane protein P.IA,Factor H binding protein variant B16_001

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

5nqy__assembly_1__model_1

5nqy__assembly_1__model_1 | I(q)

5nqy__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

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)

Source organism organism	Neisseria meningitidis
NCBI taxonomy ID ncbi_taxonomy_id	487
Host organism host_organism	Escherichia coli BL21(DE3)

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	4

Structure of a fHbp(V1.4):PorA(P1.16) chimera. Fusion at fHbp position 309.

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

Factor H binding protein variant B16_001,Major outer membrane protein P.IA,Factor H binding protein variant B16_001

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Factor H binding protein variant B16_001,Major outer membrane protein P.IA,Factor H binding protein variant B16_001

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

5nqy__assembly_1__model_1

5nqy__assembly_1__model_1 | I(q)

5nqy__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

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)