9etq

Crystal structure of PARP1 catalytic domain bound to AZD5305 (SARUPARIB)

Method: X-RAY DIFFRACTION Dmax: 107.2 Å Quality: GOOD

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

Poly [ADP-ribose] polymerase 1

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 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 662–1011 Fragment:catalytic domain (662-1101) A1H63 5-[4-[(7-ethyl-6-oxidanylidene-5~{H}-1,5-naphthyridin-3-yl)methyl]piperazin-1-yl]-~{N}-methyl-pyridine-2-carboxamide × 1 SO4 SULFATE ION × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 8.5;293 K;2.4-2.9 M ammonium sulfate, 0.1 M Tris pH 8.5 Resolution 1.59 Å R-free 0.217
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 662–1011 Fragment:catalytic domain (662-1101) A1H63 5-[4-[(7-ethyl-6-oxidanylidene-5~{H}-1,5-naphthyridin-3-yl)methyl]piperazin-1-yl]-~{N}-methyl-pyridine-2-carboxamide × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 8.5;293 K;2.4-2.9 M ammonium sulfate, 0.1 M Tris pH 8.5 Resolution 1.59 Å R-free 0.217

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 3–352; UniProt 662–1011 Author chain B; PDBConstruct 3–352; UniProt 662–1011

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 9etq

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id9etq
Deposition date deposition_date2024-03-26
Structure title titleCrystal structure of PARP1 catalytic domain bound to AZD5305 (SARUPARIB)
Keywords keywordsPARP1 INHIBITOR, PARYLATION, PARP TRAPPING, SELECTIVITY, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier30.01
Radius of gyration Rg (electron density) rg_electron29.60
Forward intensity I(0) i0191055000.00
Molecular weight molecular_weight73308.0 kDa
Excluded volume excluded_volume70862 ų
Envelope volume envelope_volume124620 ų
Hydration-shell volume shell_volume35595 ų
Envelope diameter envelope_diameter113.4
Shell Rg shell_rg36.04
Envelope Rg envelope_rg29.88
Shape Rg shape_rg29.58
Total Rg total_rg30.08
Total atoms total_atoms5549
Residues n_residues700
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 dmax107.2
Rg (real space) rg_real30.12
Rg uncertainty (real space) rg_real_error1.06
I(0) (real space) i0_real1.9110e+08
I(0) uncertainty (real space) i0_real_error2.7940e+06
Rg (reciprocal space) rg_reciprocal30.07
I(0) (reciprocal space) i0_reciprocal191000000.0000
Solution quality estimate total_estimate0.8453
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary32.4
Skewness Skewness skewness0.481
Kurtosis Kurtosis kurtosis-0.188
Angular range angular_range— – 0.2650 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha26080000.0000
Real-space data points n_real_points54
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.701; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.908; Smooth: 0.975

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (2)

9. Files and Curves (10)