8fz1

Crystal structure of human PARP1 ART domain bound to inhibitor UKTT22 (compound 14)

Method: X-RAY DIFFRACTION Dmax: 83.8 Å Quality: GOOD

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

Poly [ADP-ribose] polymerase 1, processed C-terminus

Homo sapiens

UniProt P09874

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Other combination Monomer Protein × 1 其他Polymer 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 661–677 Chain A; UniProt 788–1012 Fragment:ADP-ribosyltransferase (ART) domain,ADP-ribosyltransferase (ART) domain beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose × 1 CIT CITRIC ACID × 2 DMS DIMETHYL SULFOXIDE × 2 YVB (2P)-2-{3-[(2-amino-4,5-dimethylphenyl)carbamoyl]phenyl}-1H-benzimidazole-4-carboxamide × 1 EDO 1,2-ETHANEDIOL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;20% PEG3000, 0.1 M sodium citrate pH 5.5 Resolution 2.70 Å R-free 0.231
2 Other combination Monomer Protein × 1 其他Polymer 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 661–677 Chain B; UniProt 788–1012 Fragment:ADP-ribosyltransferase (ART) domain,ADP-ribosyltransferase (ART) domain beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose × 1 CIT CITRIC ACID × 1 DMS DIMETHYL SULFOXIDE × 2 YVB (2P)-2-{3-[(2-amino-4,5-dimethylphenyl)carbamoyl]phenyl}-1H-benzimidazole-4-carboxamide × 1 EDO 1,2-ETHANEDIOL × 3 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;20% PEG3000, 0.1 M sodium citrate pH 5.5 Resolution 2.70 Å R-free 0.231

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.

104 other PDB entries and 208 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PARP1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 22–38; UniProt 661–677 Author chain A; PDBConstruct 47–271; UniProt 788–1012 Author chain B; PDBConstruct 22–38; UniProt 661–677 Author chain B; PDBConstruct 47–271; UniProt 788–1012

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 8fz1

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8fz1
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8fz1
Deposition date deposition_date2023-01-27
Structure title titleCrystal structure of human PARP1 ART domain bound to inhibitor UKTT22 (compound 14)
Keywords keywordsPARP, ADP-ribosyltransferase, DNA BINDING PROTEIN, DNA BINDING PROTEIN-INHIBITOR complex; DNA BINDING PROTEIN/INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier26.62
Radius of gyration Rg (electron density) rg_electron25.61
Forward intensity I(0) i048325600.00
Molecular weight molecular_weight55460.0 kDa
Excluded volume excluded_volume70118 ų
Envelope volume envelope_volume84574 ų
Hydration-shell volume shell_volume27653 ų
Envelope diameter envelope_diameter85.3
Shell Rg shell_rg32.79
Envelope Rg envelope_rg25.54
Shape Rg shape_rg25.60
Total Rg total_rg26.45
Total atoms total_atoms3904
Residues n_residues473
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 dmax83.8
Rg (real space) rg_real26.63
Rg uncertainty (real space) rg_real_error0.56
I(0) (real space) i0_real4.8330e+07
I(0) uncertainty (real space) i0_real_error6.6760e+05
Rg (reciprocal space) rg_reciprocal26.63
I(0) (reciprocal space) i0_reciprocal48330000.0000
Solution quality estimate total_estimate0.8995
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary26.5
Skewness Skewness skewness0.315
Kurtosis Kurtosis kurtosis-0.579
Angular range angular_range— – 0.3000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha12240000.0000
Real-space data points n_real_points61
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.913; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.982; Smooth: 0.969

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

8. Citations (1)

9. Files and Curves (10)