SAXSdb — 5nqp

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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	SULFATE ION × 1 1,2-ETHANEDIOL × 6 CHLORIDE ION × 2 water × 1	Consistent with protein count
2	Insufficient information	Monomer	Protein 1	SULFATE ION × 1 1,2-ETHANEDIOL × 2 CHLORIDE ION × 2 water × 1	Consistent with protein count
3	Insufficient information	Monomer	Protein 1	SULFATE ION × 1 1,2-ETHANEDIOL × 3 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 81–94； UniProt 195–208 Author chain B； PDBConstruct 81–94； UniProt 195–208 Author chain C； PDBConstruct 81–94； 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	SULFATE ION × 1 1,2-ETHANEDIOL × 6 CHLORIDE ION × 2 water × 1	Consistent with protein count
2	Insufficient information	Monomer	Protein 1	SULFATE ION × 1 1,2-ETHANEDIOL × 2 CHLORIDE ION × 2 water × 1	Consistent with protein count
3	Insufficient information	Monomer	Protein 1	SULFATE ION × 1 1,2-ETHANEDIOL × 3 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 2–80； UniProt 7–85 Author chain A； PDBConstruct 95–263； UniProt 87–255 Author chain B； PDBConstruct 2–80； UniProt 7–85 Author chain B； PDBConstruct 95–263； UniProt 87–255 Author chain C； PDBConstruct 2–80； UniProt 7–85 Author chain C； PDBConstruct 95–263； UniProt 87–255

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	5nqp
Deposition date deposition_date	2017-04-20
Structure title title	Structure of a fHbp(V1.4):PorA(P1.16) chimera. Fusion at fHbp position 151.
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.

5nqp__assembly_2__model_1

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

Download this curve (.dat)

5nqp__assembly_2__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

5nqp__assembly_2__model_1 | P(r) · Pending

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

Rg（Guinier）	21.69 Å
Rg (electron density)	21.06 Å
Total Rg	21.81 Å
Atom count	2019
Residues	264
Excluded volume	35543 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`5nqp__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`5nqp__assembly_2__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`5nqp__assembly_3__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 (5)

Entity 1 Entity 1 polymer

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	29433.7 kDa
Source method src_method	man
Copy count entity_count	3

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	C,A,B
Atom count atom_count	6007

MGVAADIGAGLADALTAPLDHKDKSLQSLTLDQSVRKNEKLKLAAQGAEKTYGNGDSLNTGKLKNDKVSRFDFIRQIEVDYYTKDTNNNLTLVPQLITLESGEFQVYKQSHSALTALQTEQVQDSEHSGKMVAKRQFRIGDIAGEHTSFDKLPEGGRATYRGTAFGSDDASGKLTYTIDFAAKQGHGKIEHLKSPELNVDLAASDIKPDKKRHAVISGSVLYNQAEKGSYSLGIFGGQAQEVAGSAEVETANGIRHIGLAAKQLEHHHHHH

Source Source

Source organism organism	Neisseria meningitidis
NCBI taxonomy ID ncbi_taxonomy_id	487
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

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

Entity 3 Entity 3 non-polymer

Description description	1,2-ETHANEDIOL
Molecular weight formula_weight	62.1 kDa
Source method src_method	syn
Copy count entity_count	11

Entity 4 Entity 4 non-polymer

Description description	CHLORIDE ION
Molecular weight formula_weight	35.5 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 5 Entity 5 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	28

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6. Fold Classification (SCOP + CATH) 6 domains

CATH v4.4 (6 domains)

Domain ID domain_id	5nqpA01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	1980 —

Domain ID domain_id	5nqpA02
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	160 — Porin
Homologous superfamily homologous superfamily	90 —

Domain ID domain_id	5nqpB01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	1980 —

Domain ID domain_id	5nqpB02
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	160 — Porin
Homologous superfamily homologous superfamily	90 —

Domain ID domain_id	5nqpC01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	1980 —

Domain ID domain_id	5nqpC02
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	100.720 Å
Unit-cell length b length_b	171.420 Å
Unit-cell length c length_c	131.460 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	C 2 2 21
Space-group number int_tables_number	20
Crystal system crystal_system	—

Resolution resolution	2.860 Å
Low-resolution limit resolution_low	40.745 Å
R factor r_factor	0.2003
R_work r_work	0.1984
R_free r_free	0.2391

Structure of a fHbp(V1.4):PorA(P1.16) chimera. Fusion at fHbp position 151.

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

5nqp__assembly_2__model_1

5nqp__assembly_2__model_1 | I(q)

5nqp__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 (5)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 6 domains

CATH v4.4 (6 domains)

7. Citations (1)

Structure of a fHbp(V1.4):PorA(P1.16) chimera. Fusion at fHbp position 151.

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

5nqp__assembly_2__model_1

5nqp__assembly_2__model_1 | I(q)

5nqp__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 (5)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 6 domains

CATH v4.4 (6 domains)

7. Citations (1)