6sqf

Crystal structure of CREBBP bromodomain complexed with LB32A

Method: X-RAY DIFFRACTION Dmax: 52.9 Å Quality: GOOD

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

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 1081–1197 Not recorded LTW ~{N}-[3-[[5-ethanoyl-2-[2-(2-oxa-6-azaspiro[3.3]heptan-6-yl)ethoxy]phenyl]carbamoyl]-5-(1-methylpyrazol-3-yl)phenyl]furan-2-carboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;277.15 K;0.1M MES pH 6.5, 12% PEG 20000 Resolution 2.01 Å R-free 0.215

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
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–119; UniProt 1081–1197

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 6sqf

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id6sqf
Deposition date deposition_date2019-09-03
Structure title titleCrystal structure of CREBBP bromodomain complexed with LB32A
Keywords keywordsInhibitor, Complex, CREBBP, Bromodomain, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier15.56
Radius of gyration Rg (electron density) rg_electron14.51
Forward intensity I(0) i03520740.00
Molecular weight molecular_weight13912.0 kDa
Excluded volume excluded_volume17654 ų
Envelope volume envelope_volume19300 ų
Hydration-shell volume shell_volume11638 ų
Envelope diameter envelope_diameter51.5
Shell Rg shell_rg19.91
Envelope Rg envelope_rg14.95
Shape Rg shape_rg14.50
Total Rg total_rg15.66
Total atoms total_atoms985
Residues n_residues116
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 dmax52.9
Rg (real space) rg_real15.55
Rg uncertainty (real space) rg_real_error0.28
I(0) (real space) i0_real3.5210e+06
I(0) uncertainty (real space) i0_real_error3.4840e+04
Rg (reciprocal space) rg_reciprocal15.55
I(0) (reciprocal space) i0_reciprocal3521000.0000
Solution quality estimate total_estimate0.8577
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary17.4
Skewness Skewness skewness0.352
Kurtosis Kurtosis kurtosis-0.170
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha906800.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.733; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.988; Smooth: 0.961

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 1 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd6sqfa_
Class classa — All alpha proteins
Fold Fold folda.29 — Bromodomain-like
Superfamily Superfamily superfamilya.29.2 — Bromodomain
Family Family familya.29.2.1 — Bromodomain

8. Citations (1)

9. Files and Curves (10)