5ant

Potent and selective inhibitors of MTH1 probe its role in cancer cell survival

Method: X-RAY DIFFRACTION Dmax: 84.5 Å Quality: EXCELLENT

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 Not recorded RJE 2-(2-methoxyethoxy)-6-(methylamino)-9-(phenylmethyl)-7H-purin-8-one × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.00 Å R-free 0.251
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 42–197 Not recorded RJE 2-(2-methoxyethoxy)-6-(methylamino)-9-(phenylmethyl)-7H-purin-8-one × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.00 Å R-free 0.251
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 42–197 Not recorded RJE 2-(2-methoxyethoxy)-6-(methylamino)-9-(phenylmethyl)-7H-purin-8-one × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.00 Å R-free 0.251

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 203 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 20–175; UniProt 42–197 Author chain B; PDBConstruct 20–175; UniProt 42–197 Author chain C; PDBConstruct 20–175; 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 5ant

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5ant
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5ant
Deposition date deposition_date2015-09-08
Structure title titlePotent and selective inhibitors of MTH1 probe its role in cancer cell survival
Keywords keywordsMTH1, ONCOLOGY, HYDROLASE, NUCLEOTIDE HYDROLYSIS, INHIBITION; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier27.24
Radius of gyration Rg (electron density) rg_electron26.05
Forward intensity I(0) i046930300.00
Molecular weight molecular_weight54201.0 kDa
Excluded volume excluded_volume68171 ų
Envelope volume envelope_volume84257 ų
Hydration-shell volume shell_volume27214 ų
Envelope diameter envelope_diameter87.8
Shell Rg shell_rg33.09
Envelope Rg envelope_rg25.88
Shape Rg shape_rg26.02
Total Rg total_rg26.93
Total atoms total_atoms3831
Residues n_residues463
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 dmax84.5
Rg (real space) rg_real27.16
Rg uncertainty (real space) rg_real_error0.51
I(0) (real space) i0_real4.6930e+07
I(0) uncertainty (real space) i0_real_error6.4750e+05
Rg (reciprocal space) rg_reciprocal27.19
I(0) (reciprocal space) i0_reciprocal46930000.0000
Solution quality estimate total_estimate0.9084
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary27.7
Skewness Skewness skewness0.160
Kurtosis Kurtosis kurtosis-0.685
Angular range angular_range— – 0.2900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha14150000.0000
Real-space data points n_real_points59
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.946; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.969

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd5anta_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.113 — Nudix
Superfamily Superfamily superfamilyd.113.1 — Nudix
Family Family familyd.113.1.1 — MutT-like
Domain ID domain_idd5antb_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.113 — Nudix
Superfamily Superfamily superfamilyd.113.1 — Nudix
Family Family familyd.113.1.1 — MutT-like
Domain ID domain_idd5antc_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.113 — Nudix
Superfamily Superfamily superfamilyd.113.1 — Nudix
Family Family familyd.113.1.1 — MutT-like

CATH v4.4 (3 domains)

Domain ID domain_id5antA00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology79 — Nucleoside Triphosphate Pyrophosphohydrolase
Homologous superfamily homologous superfamily10 — Nucleoside Triphosphate Pyrophosphohydrolase
Domain ID domain_id5antB00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology79 — Nucleoside Triphosphate Pyrophosphohydrolase
Homologous superfamily homologous superfamily10 — Nucleoside Triphosphate Pyrophosphohydrolase
Domain ID domain_id5antC00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology79 — Nucleoside Triphosphate Pyrophosphohydrolase
Homologous superfamily homologous superfamily10 — Nucleoside Triphosphate Pyrophosphohydrolase

8. Citations (1)

9. Files and Curves (10)