SAXSdb — 2wlv

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

GAG POLYPROTEIN

HUMAN IMMUNODEFICIENCY VIRUS TYPE 2 (ISOLATE D194)

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q76929_9HIV2
Isoform	—
PDB entities	1, 2
Chains and sequence ranges	Author chain A； PDBConstruct 1–144； UniProt 99–242 Author chain B； PDBConstruct 1–144； UniProt 99–242

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	2wlv
Deposition date deposition_date	2009-06-26
Structure title title	Structure of the N-terminal capsid domain of HIV-2
Keywords keywords	VIRAL PROTEIN, RNA-BINDING, CAPSID PROTEIN, VIRAL NUCLEOPROTEIN, HIV, AIDS, HIV-2, HIV-1; VIRAL 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.

2wlv__assembly_1__model_1

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

Download this curve (.dat)

2wlv__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2wlv__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	23.44 Å
Rg (electron density)	22.87 Å
Total Rg	23.43 Å
Atom count	2278
Residues	288
Excluded volume	40426 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2wlv__assembly_1__model_1`	dimeric （2）	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)

Entity 1 Entity 1 polymer

Description description	GAG POLYPROTEIN
Molecular weight formula_weight	16216.5 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	3115

PVQHVGGTYTHIPLSPRTLNAWVKLVEEKKFGAEVVPGFQALSEGCTPYDINQMLNCVGDHQAAMQIIREIINEEAAEWDVQHPIPGPLPAGQLREPRGSDIAGTTSTVEEQIQWMFRPQNPVPVGNIYRRWIQIGLQKCVRMY

Source Source

Source organism organism	HUMAN IMMUNODEFICIENCY VIRUS TYPE 2 (ISOLATE D194)
NCBI taxonomy ID ncbi_taxonomy_id	11713
Host organism host_organism	ESCHERICHIA COLI

Entity 2 Entity 2 polymer

Description description	GAG POLYPROTEIN
Molecular weight formula_weight	16214.5 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

PVQHVGGTYTHIPLSPRTLNAWVKLVQQKKFGAEVVPGFQALSEGCTPYDINQMLNCVGDHQAAMQIIREIINEEAAEWDVQHPIPGPLPAGQLREPRGSDIAGTTSTVEEQIQWMFRPQNPVPVGNIYRRWIQIGLQKCVRMY

Source Source

Source organism organism	HUMAN IMMUNODEFICIENCY VIRUS TYPE 2 (ISOLATE D194)
NCBI taxonomy ID ncbi_taxonomy_id	11713
Host organism host_organism	ESCHERICHIA COLI

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	675

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d2wlva_
Class class	a — All alpha proteins
Fold Fold fold	a.73 — Retrovirus capsid protein, N-terminal core domain
Superfamily Superfamily superfamily	a.73.1 — Retrovirus capsid protein, N-terminal core domain
Family Family family	a.73.1.1 — Retrovirus capsid protein, N-terminal core domain

Domain ID domain_id	d2wlvb_
Class class	a — All alpha proteins
Fold Fold fold	a.73 — Retrovirus capsid protein, N-terminal core domain
Superfamily Superfamily superfamily	a.73.1 — Retrovirus capsid protein, N-terminal core domain
Family Family family	a.73.1.1 — Retrovirus capsid protein, N-terminal core domain

CATH v4.4 (2 domains)

Domain ID domain_id	2wlvA00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily	10 — Human Immunodeficiency Virus Type 1 Capsid Protein

Domain ID domain_id	2wlvB00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily	10 — Human Immunodeficiency Virus Type 1 Capsid Protein

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Unit-cell length a length_a	95.520 Å
Unit-cell length b length_b	47.815 Å
Unit-cell length c length_c	88.570 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 2
Space-group number int_tables_number	18
Crystal system crystal_system	—

Resolution resolution	1.250 Å
Low-resolution limit resolution_low	88.570 Å
R factor r_factor	0.1546
R_work r_work	0.1530
R_free r_free	0.1844

Structure of the N-terminal capsid domain of HIV-2

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

GAG POLYPROTEIN

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

2wlv__assembly_1__model_1

2wlv__assembly_1__model_1 | I(q)

2wlv__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)

Structure of the N-terminal capsid domain of HIV-2

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

GAG POLYPROTEIN

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

2wlv__assembly_1__model_1

2wlv__assembly_1__model_1 | I(q)

2wlv__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)