7xij

Crystal structure of CBP bromodomain liganded with Y08175

Method: X-RAY DIFFRACTION Dmax: 56.0 Å Quality: GOOD

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

Isoform 2 of CREB-binding protein

Homo sapiens

UniProt Q92793

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 1043–1159 Not recorded EJ3 3-[(1-ethanoyl-5-methoxy-indol-3-yl)carbonylamino]-4-fluoranyl-5-(1-methylpyrazol-4-yl)benzoic acid × 1 DMS DIMETHYL SULFOXIDE × 1 GOL GLYCEROL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;277 K;0.2M MgCl2 0.1M TrsHCl 30% PEG4000 PH7.5 Resolution 1.82 Å R-free 0.221

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.

135 other PDB entries and 224 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CBP_HUMAN
Isoform Q92793-2
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 20–136; UniProt 1043–1159

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 7xij

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7xij
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7xij
Deposition date deposition_date2022-04-13
Structure title titleCrystal structure of CBP bromodomain liganded with Y08175
Keywords keywordsHistone acetyltransferase, CBP, Bromodomain, PROTEIN BINDING; PROTEIN BINDING
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier16.53
Radius of gyration Rg (electron density) rg_electron15.46
Forward intensity I(0) i04983490.00
Molecular weight molecular_weight16305.0 kDa
Excluded volume excluded_volume20503 ų
Envelope volume envelope_volume23464 ų
Hydration-shell volume shell_volume13109 ų
Envelope diameter envelope_diameter54.2
Shell Rg shell_rg21.01
Envelope Rg envelope_rg15.87
Shape Rg shape_rg15.43
Total Rg total_rg16.62
Total atoms total_atoms1152
Residues n_residues131
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 dmax56.0
Rg (real space) rg_real16.48
Rg uncertainty (real space) rg_real_error0.30
I(0) (real space) i0_real4.9830e+06
I(0) uncertainty (real space) i0_real_error5.1520e+04
Rg (reciprocal space) rg_reciprocal16.49
I(0) (reciprocal space) i0_reciprocal4983000.0000
Solution quality estimate total_estimate0.8700
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary55.3
Skewness Skewness skewness0.307
Kurtosis Kurtosis kurtosis-0.228
Angular range angular_range— – 0.4800 −1
Current regularization parameter α current_alpha0.0001
Highest regularization parameter α highest_alpha1172000.0000
Real-space data points n_real_points78
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.771; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.996

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)