7u32

MVV cleaved synaptic complex (CSC) intasome at 3.4 A resolution

Method: ELECTRON MICROSCOPY Dmax: 225.3 Å Quality: GOOD

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

Integrase

Visna/maedi virus EV1 KV1772

UniProt P35956

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–DNA Homooligomer Protein × 16 DNA 4 PDB declaration: eicosameric(20) Consistent with all polymer counts Chain A; UniProt 1226–1506 Chain B; UniProt 1226–1506 Chain C; UniProt 1226–1506 Chain D; UniProt 1226–1506 Chain E; UniProt 1226–1506 Chain F; UniProt 1226–1506 Chain G; UniProt 1226–1506 Chain H; UniProt 1226–1506 Chain I; UniProt 1226–1506 Chain J; UniProt 1226–1506 Chain K; UniProt 1226–1506 Chain L; UniProt 1226–1506 Chain M; UniProt 1226–1506 Chain N; UniProt 1226–1506 Chain O; UniProt 1226–1506 Chain P; UniProt 1226–1506 Not recorded DNA EV273 × 2 DNA EV272 × 2 ZN ZINC ION × 12 CA CALCIUM ION × 2 ELECTRON MICROSCOPY cryo-EM buffer:pH 6.5 cryo-EM vitrification conditions:Cryogen ETHANE;Cryo-EM grids were prepared by freezing using a manual plunger in cold room at 4C Resolution 3.46 Å

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.

7 other PDB entries and 9 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POL_VILVK
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–281; UniProt 1226–1506 Author chain B; PDBConstruct 1–281; UniProt 1226–1506 Author chain C; PDBConstruct 1–281; UniProt 1226–1506 Author chain D; PDBConstruct 1–281; UniProt 1226–1506 Author chain E; PDBConstruct 1–281; UniProt 1226–1506 Author chain F; PDBConstruct 1–281; UniProt 1226–1506 Author chain G; PDBConstruct 1–281; UniProt 1226–1506 Author chain H; PDBConstruct 1–281; UniProt 1226–1506 Author chain I; PDBConstruct 1–281; UniProt 1226–1506 Author chain J; PDBConstruct 1–281; UniProt 1226–1506 Author chain K; PDBConstruct 1–281; UniProt 1226–1506 Author chain L; PDBConstruct 1–281; UniProt 1226–1506 Author chain M; PDBConstruct 1–281; UniProt 1226–1506 Author chain N; PDBConstruct 1–281; UniProt 1226–1506 Author chain O; PDBConstruct 1–281; UniProt 1226–1506 Author chain P; PDBConstruct 1–281; UniProt 1226–1506

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 7u32

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7u32
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7u32
Deposition date deposition_date2022-02-25
Structure title titleMVV cleaved synaptic complex (CSC) intasome at 3.4 A resolution
Keywords keywordsIntegrase-DNA complex, hydrolase, VIRAL PROTEIN, VIRAL PROTEIN-DNA complex; VIRAL PROTEIN/DNA
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier63.93
Radius of gyration Rg (electron density) rg_electron65.07
Forward intensity I(0) i03097790000.00
Molecular weight molecular_weight457450.0 kDa
Excluded volume excluded_volume567640 ų
Envelope volume envelope_volume953780 ų
Hydration-shell volume shell_volume123510 ų
Envelope diameter envelope_diameter212.3
Shell Rg shell_rg63.33
Envelope Rg envelope_rg63.00
Shape Rg shape_rg65.12
Total Rg total_rg64.87
Total atoms total_atoms32150
Residues n_residues3866
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 dmax225.3
Rg (real space) rg_real64.01
Rg uncertainty (real space) rg_real_error2.07
I(0) (real space) i0_real3.0980e+09
I(0) uncertainty (real space) i0_real_error6.6600e+07
Rg (reciprocal space) rg_reciprocal63.84
I(0) (reciprocal space) i0_reciprocal3097000000.0000
Solution quality estimate total_estimate0.8771
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary81.1
Skewness Skewness skewness0.296
Kurtosis Kurtosis kurtosis-0.502
Angular range angular_range— – 0.1250 −1
Current regularization parameter α current_alpha0.0057
Highest regularization parameter α highest_alpha277300000.0000
Real-space data points n_real_points26
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.838; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.882

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 16 domains

CATH v4.4 (16 domains)

Domain ID domain_id7u32A01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H
Domain ID domain_id7u32B01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H
Domain ID domain_id7u32C01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H
Domain ID domain_id7u32E01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H
Domain ID domain_id7u32F01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H
Domain ID domain_id7u32F02
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology30 — SH3 type barrels.
Homologous superfamily homologous superfamily10 — Integrase, C-terminal domain superfamily, retroviral
Domain ID domain_id7u32G01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily200 — Integrase, N-terminal zinc-binding domain
Domain ID domain_id7u32G02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H
Domain ID domain_id7u32I01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H
Domain ID domain_id7u32J01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H
Domain ID domain_id7u32K01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H
Domain ID domain_id7u32M01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H
Domain ID domain_id7u32N01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H
Domain ID domain_id7u32N02
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology30 — SH3 type barrels.
Homologous superfamily homologous superfamily10 — Integrase, C-terminal domain superfamily, retroviral
Domain ID domain_id7u32O01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily200 — Integrase, N-terminal zinc-binding domain
Domain ID domain_id7u32O02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H

8. Citations (1)

9. Files and Curves (10)