9mbg

8-Oxo-dGTP hydrolysis in human MTH1(G2K mutant) crystal using Mn2+: the ES complex

Method: X-RAY DIFFRACTION Dmax: 72.1 Å Quality: GOOD

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

7,8-dihydro-8-oxoguanine triphosphatase

Homo sapiens

UniProt P36639

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 42–197 Fragment:UNP residues 42-197 8DG 8-OXO-2'-DEOXYGUANOSINE-5'-TRIPHOSPHATE × 1 NA SODIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;293 K;sodium citrate, cacodylate, NaCl Resolution 1.20 Å R-free 0.180
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 42–197 Fragment:UNP residues 42-197 8DG 8-OXO-2'-DEOXYGUANOSINE-5'-TRIPHOSPHATE × 1 NA SODIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;293 K;sodium citrate, cacodylate, NaCl Resolution 1.20 Å R-free 0.180

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.

123 other PDB entries and 204 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name 8ODP_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–156; UniProt 42–197 Author chain B; PDBConstruct 1–156; UniProt 42–197

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 9mbg

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id9mbg
Deposition date deposition_date2025-03-17
最后修订 last_revision2025-07-30
Structure title title8-Oxo-dGTP hydrolysis in human MTH1(G2K mutant) crystal using Mn2+: the ES complex
Keywords keywordsOxidized purine nucleoside triphosphate hydrolase, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier22.19
Radius of gyration Rg (electron density) rg_electron21.43
Forward intensity I(0) i024004700.00
Molecular weight molecular_weight37172.0 kDa
Excluded volume excluded_volume46352 ų
Envelope volume envelope_volume54320 ų
Hydration-shell volume shell_volume21710 ų
Envelope diameter envelope_diameter72.4
Shell Rg shell_rg27.51
Envelope Rg envelope_rg21.45
Shape Rg shape_rg21.42
Total Rg total_rg22.28
Total atoms total_atoms5098
Residues n_residues312
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 dmax72.1
Rg (real space) rg_real22.22
Rg uncertainty (real space) rg_real_error0.39
I(0) (real space) i0_real2.4000e+07
I(0) uncertainty (real space) i0_real_error3.2370e+05
Rg (reciprocal space) rg_reciprocal22.22
I(0) (reciprocal space) i0_reciprocal24000000.0000
Solution quality estimate total_estimate0.8870
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary23.7
Skewness Skewness skewness0.407
Kurtosis Kurtosis kurtosis-0.345
Angular range angular_range— – 0.3600 −1
Current regularization parameter α current_alpha0.0001
Highest regularization parameter α highest_alpha8556000.0000
Real-space data points n_real_points68
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.855; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.971; Smooth: 0.993

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)