6v8b

Crystal structure of the p300 acetyltransferase domain with AcCoA competitive inhibitor 1

Method: X-RAY DIFFRACTION Dmax: 68.1 Å Quality: GOOD

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

Histone acetyltransferase p300

Homo sapiens

UniProt Q09472

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 1287–1666 Mutation:M1652G QRY 4-(2-{[(1R)-2-(1H-indol-3-yl)-2-oxo-1-phenylethyl]amino}ethyl)benzene-1-sulfonamide × 1 CL CHLORIDE ION × 2 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 5.5;277 K;INDEX F6. 25% PEG3350, 0.2 M Ammonium sulfate, 0.1 M BisTris pH 5.5 Resolution 3.13 Å R-free 0.316

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.

58 other PDB entries and 92 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name EP300_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–349; UniProt 1287–1666

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 6v8b

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6v8b
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6v8b
Deposition date deposition_date2019-12-10
Structure title titleCrystal structure of the p300 acetyltransferase domain with AcCoA competitive inhibitor 1
Keywords keywordsepigenetics, chromatin, writer, TRANSFERASE, TRANSFERASE-INHIBITOR complex; TRANSFERASE/INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.10
Radius of gyration Rg (electron density) rg_electron19.80
Forward intensity I(0) i022363400.00
Molecular weight molecular_weight36478.0 kDa
Excluded volume excluded_volume45810 ų
Envelope volume envelope_volume53382 ų
Hydration-shell volume shell_volume22230 ų
Envelope diameter envelope_diameter67.9
Shell Rg shell_rg26.57
Envelope Rg envelope_rg20.08
Shape Rg shape_rg19.77
Total Rg total_rg20.79
Total atoms total_atoms2570
Residues n_residues317
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 dmax68.1
Rg (real space) rg_real21.00
Rg uncertainty (real space) rg_real_error0.41
I(0) (real space) i0_real2.2360e+07
I(0) uncertainty (real space) i0_real_error3.0190e+05
Rg (reciprocal space) rg_reciprocal21.02
I(0) (reciprocal space) i0_reciprocal22360000.0000
Solution quality estimate total_estimate0.8902
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary27.0
Skewness Skewness skewness0.225
Kurtosis Kurtosis kurtosis-0.358
Angular range angular_range— – 0.3750 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha5852000.0000
Real-space data points n_real_points69
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.860; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.991

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)