3p05

X-ray structure of pentameric HIV-1 CA

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

HIV-1 CA

Human immunodeficiency virus 1

UniProt Q72497

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 5 IODIDE ION × 10 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name Q72497_9HIV1
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–231; UniProt 133–363 Author chain B; PDBConstruct 1–231; UniProt 133–363 Author chain C; PDBConstruct 1–231; UniProt 133–363 Author chain D; PDBConstruct 1–231; UniProt 133–363 Author chain E; PDBConstruct 1–231; UniProt 133–363

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_id3p05
Deposition date deposition_date2010-09-27
Structure title titleX-ray structure of pentameric HIV-1 CA
Keywords keywordscapsid protein, VIRAL PROTEIN; VIRAL PROTEIN
Experimental Method methodX-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.

3p05__assembly_1__model_1

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

Download this curve (.dat)

3p05__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

3p05__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg(Guinier)33.13 Å
Rg (electron density)32.12 Å
Total Rg32.60 Å
Atom count7918
Residues1033
Excluded volume141160 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 3p05__assembly_1__model_1 pentameric (5) 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) 19 domains

SCOP 2.08 (9 domains)

Domain ID domain_idd3p05a1
Class classa — All alpha proteins
Fold Fold folda.73 — Retrovirus capsid protein, N-terminal core domain
Superfamily Superfamily superfamilya.73.1 — Retrovirus capsid protein, N-terminal core domain
Family Family familya.73.1.1 — Retrovirus capsid protein, N-terminal core domain
Domain ID domain_idd3p05a2
Class classa — All alpha proteins
Fold Fold folda.28 — Acyl carrier protein-like
Superfamily Superfamily superfamilya.28.3 — Retrovirus capsid dimerization domain-like
Family Family familya.28.3.0 — automated matches
Domain ID domain_idd3p05b1
Class classa — All alpha proteins
Fold Fold folda.73 — Retrovirus capsid protein, N-terminal core domain
Superfamily Superfamily superfamilya.73.1 — Retrovirus capsid protein, N-terminal core domain
Family Family familya.73.1.1 — Retrovirus capsid protein, N-terminal core domain
Domain ID domain_idd3p05b2
Class classa — All alpha proteins
Fold Fold folda.28 — Acyl carrier protein-like
Superfamily Superfamily superfamilya.28.3 — Retrovirus capsid dimerization domain-like
Family Family familya.28.3.0 — automated matches
Domain ID domain_idd3p05c1
Class classa — All alpha proteins
Fold Fold folda.73 — Retrovirus capsid protein, N-terminal core domain
Superfamily Superfamily superfamilya.73.1 — Retrovirus capsid protein, N-terminal core domain
Family Family familya.73.1.1 — Retrovirus capsid protein, N-terminal core domain
Domain ID domain_idd3p05c2
Class classa — All alpha proteins
Fold Fold folda.28 — Acyl carrier protein-like
Superfamily Superfamily superfamilya.28.3 — Retrovirus capsid dimerization domain-like
Family Family familya.28.3.0 — automated matches
Domain ID domain_idd3p05d1
Class classa — All alpha proteins
Fold Fold folda.73 — Retrovirus capsid protein, N-terminal core domain
Superfamily Superfamily superfamilya.73.1 — Retrovirus capsid protein, N-terminal core domain
Family Family familya.73.1.1 — Retrovirus capsid protein, N-terminal core domain
Domain ID domain_idd3p05e1
Class classa — All alpha proteins
Fold Fold folda.73 — Retrovirus capsid protein, N-terminal core domain
Superfamily Superfamily superfamilya.73.1 — Retrovirus capsid protein, N-terminal core domain
Family Family familya.73.1.1 — Retrovirus capsid protein, N-terminal core domain
Domain ID domain_idd3p05e2
Class classa — All alpha proteins
Fold Fold folda.28 — Acyl carrier protein-like
Superfamily Superfamily superfamilya.28.3 — Retrovirus capsid dimerization domain-like
Family Family familya.28.3.0 — automated matches

CATH v4.4 (10 domains)

Domain ID domain_id3p05A01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily10 — Human Immunodeficiency Virus Type 1 Capsid Protein
Domain ID domain_id3p05A02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1200 — Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein; Chain A
Homologous superfamily homologous superfamily30 — Retrovirus capsid C-terminal domain
Domain ID domain_id3p05B01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily10 — Human Immunodeficiency Virus Type 1 Capsid Protein
Domain ID domain_id3p05B02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1200 — Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein; Chain A
Homologous superfamily homologous superfamily30 — Retrovirus capsid C-terminal domain
Domain ID domain_id3p05C01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily10 — Human Immunodeficiency Virus Type 1 Capsid Protein
Domain ID domain_id3p05C02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1200 — Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein; Chain A
Homologous superfamily homologous superfamily30 — Retrovirus capsid C-terminal domain
Domain ID domain_id3p05D01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily10 — Human Immunodeficiency Virus Type 1 Capsid Protein
Domain ID domain_id3p05D02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1200 — Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein; Chain A
Homologous superfamily homologous superfamily30 — Retrovirus capsid C-terminal domain
Domain ID domain_id3p05E01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily10 — Human Immunodeficiency Virus Type 1 Capsid Protein
Domain ID domain_id3p05E02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1200 — Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein; Chain A
Homologous superfamily homologous superfamily30 — Retrovirus capsid C-terminal domain
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7. Citations (1)