8sv3

7-Deazapurines and 5-Halogenpyrimidine DNA duplex

Method: X-RAY DIFFRACTION Dmax: 91.3 Å Quality: EXCELLENT

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

Ribonuclease H

Halalkalibacterium halodurans

UniProt Q9KEI9

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 59–196 Mutation:D132N Modified DNA × 2 MG MAGNESIUM ION × 1 GOL GLYCEROL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6;291 K;2 M Ammonium Sulphate Resolution 1.51 Å R-free 0.210
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 59–196 Mutation:D132N NA SODIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6;291 K;2 M Ammonium Sulphate Resolution 1.51 Å R-free 0.210
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 59–196 Mutation:D132N NA SODIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6;291 K;2 M Ammonium Sulphate Resolution 1.51 Å R-free 0.210

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.

95 other PDB entries and 106 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RNH1_BACHD
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 5–142; UniProt 59–196 Author chain B; PDBConstruct 5–142; UniProt 59–196 Author chain C; PDBConstruct 5–142; UniProt 59–196

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 8sv3

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8sv3
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id8sv3
Deposition date deposition_date2023-05-15
Structure title title7-Deazapurines and 5-Halogenpyrimidine DNA duplex
Keywords keywords;7-Deazapurines, 5-Halogenpyrimidines, Adenine-Tract Geometry, RNase-H complex, DNA duplex, Dickerson-Drew Dodecamer, DNA duplex crystal structure, DNA BINDING PROTEIN, 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_guinier28.55
Radius of gyration Rg (electron density) rg_electron27.28
Forward intensity I(0) i052785500.00
Molecular weight molecular_weight53305.0 kDa
Excluded volume excluded_volume65190 ų
Envelope volume envelope_volume85212 ų
Hydration-shell volume shell_volume27158 ų
Envelope diameter envelope_diameter97.2
Shell Rg shell_rg33.20
Envelope Rg envelope_rg27.14
Shape Rg shape_rg27.19
Total Rg total_rg28.16
Total atoms total_atoms3731
Residues n_residues396
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 dmax91.3
Rg (real space) rg_real28.55
Rg uncertainty (real space) rg_real_error0.65
I(0) (real space) i0_real5.2790e+07
I(0) uncertainty (real space) i0_real_error8.2200e+05
Rg (reciprocal space) rg_reciprocal28.56
I(0) (reciprocal space) i0_reciprocal52790000.0000
Solution quality estimate total_estimate0.9035
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary31.0
Skewness Skewness skewness0.245
Kurtosis Kurtosis kurtosis-0.572
Angular range angular_range— – 0.2800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha6862000.0000
Real-space data points n_real_points57
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: 0.956; Smooth: 0.937

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

8. Citations (1)

9. Files and Curves (10)