3g26

Crystal structure of the C-terminal domain of the Rous Sarcoma Virus capsid protein: Mutant A184C

Method: X-RAY DIFFRACTION Dmax: 42.3 Å Quality: GOOD

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

Gag polyprotein

Rous sarcoma virus

UniProt P03322

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 389–465 Fragment:C-terminal domain, UNP residues 389-465 Mutation:A184C MLA MALONIC ACID × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 3.7;291 K;0.1M Malic acid/KOH, pH3.7, 1.4 M Malonic acid/KOH, pH3.7, VAPOR DIFFUSION, SITTING DROP, temperature 291K Resolution 1.55 Å R-free 0.214

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

41 other PDB entries and 54 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GAG_RSVP
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–77; UniProt 389–465

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.

SAXS scattering curve SAXS Profile

SAXS profile for 3g26

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3g26
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3g26
Deposition date deposition_date2009-01-30
Structure title titleCrystal structure of the C-terminal domain of the Rous Sarcoma Virus capsid protein: Mutant A184C
Keywords keywordsALPHA-HELICAL BUNDLE, CAPSID PROTEIN, VIRION, VIRAL PROTEIN, RETROVIRUS; VIRAL PROTEIN
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier13.43
Radius of gyration Rg (electron density) rg_electron11.94
Forward intensity I(0) i01650450.00
Molecular weight molecular_weight8602.0 kDa
Excluded volume excluded_volume10766 ų
Envelope volume envelope_volume11850 ų
Hydration-shell volume shell_volume8791 ų
Envelope diameter envelope_diameter38.9
Shell Rg shell_rg17.16
Envelope Rg envelope_rg12.22
Shape Rg shape_rg11.90
Total Rg total_rg13.35
Total atoms total_atoms604
Residues n_residues77
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax42.3
Rg (real space) rg_real13.36
Rg uncertainty (real space) rg_real_error0.24
I(0) (real space) i0_real1.6500e+06
I(0) uncertainty (real space) i0_real_error1.6680e+04
Rg (reciprocal space) rg_reciprocal13.36
I(0) (reciprocal space) i0_reciprocal1650000.0000
Solution quality estimate total_estimate0.8966
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary16.6
Skewness Skewness skewness0.134
Kurtosis Kurtosis kurtosis-0.384
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha215900.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.890; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.987

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd3g26a_
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.28.3.1 — Retrovirus capsid protein C-terminal domain

CATH v4.4 (1 domains)

Domain ID domain_id3g26A00
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

8. Citations (1)

9. Files and Curves (10)