9fm3

KlenTaq DNA polymerase in a ternary complex with primer/template and a selenophene-modified dUTP (SedUTP)

Method: X-RAY DIFFRACTION Dmax: 84.1 Å Quality: GOOD

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

DNA polymerase I, thermostable

Thermus aquaticus

UniProt P19821

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 293–832 Not recorded Primer with terminal DOC × 1 DNA template × 1 A1IDZ [[(2~{R},3~{S},5~{R})-5-[2,4-bis(oxidanylidene)-5-selenophen-2-yl-pyrimidin-1-yl]-3-oxidanyl-oxolan-2-yl]methoxy-oxidanyl-phosphoryl] phosphono hydrogen phosphate × 1 MG MAGNESIUM ION × 1 DOC 2',3'-DIDEOXYCYTIDINE-5'-MONOPHOSPHATE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;291.15 K;JBScreen Nuc-Pro HTS condition F12: 1M di-Sodium tartrate, 50 mM TRIS pH 7.5, 30 mM Magnesium chloride Resolution 2.59 Å R-free 0.245

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.

81 other PDB entries and 83 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name DPO1_THEAQ
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–540; UniProt 293–832

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 9fm3

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9fm3
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9fm3
Deposition date deposition_date2024-06-05
Structure title titleKlenTaq DNA polymerase in a ternary complex with primer/template and a selenophene-modified dUTP (SedUTP)
Keywords keywordsDNA Polymerase, Selenophene, Fluorescent nucleotide probe, KlenTaq, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier25.69
Radius of gyration Rg (electron density) rg_electron25.07
Forward intensity I(0) i0167230000.00
Molecular weight molecular_weight65219.0 kDa
Excluded volume excluded_volume61166 ų
Envelope volume envelope_volume104200 ų
Hydration-shell volume shell_volume33684 ų
Envelope diameter envelope_diameter84.1
Shell Rg shell_rg33.28
Envelope Rg envelope_rg25.13
Shape Rg shape_rg25.12
Total Rg total_rg25.57
Total atoms total_atoms4892
Residues n_residues567
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 dmax84.1
Rg (real space) rg_real25.55
Rg uncertainty (real space) rg_real_error0.47
I(0) (real space) i0_real1.6720e+08
I(0) uncertainty (real space) i0_real_error2.0220e+06
Rg (reciprocal space) rg_reciprocal25.60
I(0) (reciprocal space) i0_reciprocal167200000.0000
Solution quality estimate total_estimate0.8866
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary32.6
Skewness Skewness skewness0.177
Kurtosis Kurtosis kurtosis-0.412
Angular range angular_range— – 0.3100 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha18640000.0000
Real-space data points n_real_points63
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.844; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.994; Smooth: 0.995

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

8. Citations (1)

9. Files and Curves (10)