3v72

Crystal Structure of Rat DNA polymerase beta Mutator E295K: Enzyme-dsDNA

Method: X-RAY DIFFRACTION Dmax: 72.6 Å Quality: EXCELLENT

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

DNA polymerase beta

Rattus norvegicus

UniProt P06766

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 Monomer Protein × 1 DNA 2 PDB declaration: trimeric(3) Consistent with all polymer counts Chain A; UniProt 1–335 Mutation:E295K ;DNA 5'-D(P*AP*TP*GP*TP*GP*AP*GP*T)-3' ; × 1 ;DNA 5'-D(P*AP*AP*AP*CP*TP*CP*AP*CP*AP*T)-3' ; × 1 NA SODIUM ION × 2 CL CHLORIDE ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 6.5;296 K;PEG 3350, NaCl, Glycerol, Cacodylate, pH 6.5, vapor diffusion, temperature 296K Resolution 2.49 Å R-free 0.291

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.

30 other PDB entries and 37 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name DPOLB_RAT
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–335; UniProt 1–335

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 3v72

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3v72
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3v72
Deposition date deposition_date2011-12-20
Structure title titleCrystal Structure of Rat DNA polymerase beta Mutator E295K: Enzyme-dsDNA
Keywords keywordsDNA repair polymerase, E295K, mutator, DNA BINDING PROTEIN-DNA complex; DNA BINDING PROTEIN/DNA
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier23.79
Radius of gyration Rg (electron density) rg_electron23.25
Forward intensity I(0) i036993500.00
Molecular weight molecular_weight43088.0 kDa
Excluded volume excluded_volume52397 ų
Envelope volume envelope_volume70021 ų
Hydration-shell volume shell_volume25344 ų
Envelope diameter envelope_diameter75.0
Shell Rg shell_rg30.03
Envelope Rg envelope_rg22.93
Shape Rg shape_rg23.25
Total Rg total_rg24.04
Total atoms total_atoms3006
Residues n_residues345
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 dmax72.6
Rg (real space) rg_real23.65
Rg uncertainty (real space) rg_real_error0.34
I(0) (real space) i0_real3.6990e+07
I(0) uncertainty (real space) i0_real_error4.2210e+05
Rg (reciprocal space) rg_reciprocal23.69
I(0) (reciprocal space) i0_reciprocal36990000.0000
Solution quality estimate total_estimate0.9107
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary30.6
Skewness Skewness skewness0.133
Kurtosis Kurtosis kurtosis-0.492
Angular range angular_range— – 0.3350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha5449000.0000
Real-space data points n_real_points65
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.950; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.990

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id3v72A01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology150 — DNA polymerase; domain 1
Homologous superfamily homologous superfamily110 — DNA polymerase beta, N-terminal domain-like
Domain ID domain_id3v72A02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology150 — DNA polymerase; domain 1
Homologous superfamily homologous superfamily20 — 5' to 3' exonuclease, C-terminal subdomain
Domain ID domain_id3v72A03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology460 — Beta Polymerase; domain 2
Homologous superfamily homologous superfamily10 — Beta Polymerase, domain 2
Domain ID domain_id3v72A04
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology210 — Beta Polymerase; domain 3
Homologous superfamily homologous superfamily10 — DNA polymerase, thumb domain

8. Citations (1)

9. Files and Curves (10)