7wl4

Crystal Structure of the first bromodomain of human BRD4 in complex with the inhibitor SLP-50

Method: X-RAY DIFFRACTION Dmax: 84.8 Å Quality: EXCELLENT

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

Bromodomain-containing protein 4

Homo sapiens

UniProt O60885

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 44–168 Not recorded JFU ~{N}-[2-ethyl-6-(4-methylpiperazin-1-yl)-3-oxidanylidene-2,7-diazatricyclo[6.3.1.0^{4,12}]dodeca-1(12),4,6,8,10-pentaen-9-yl]-2,4-bis(fluoranyl)benzenesulfonamide × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;277 K;0.1 M Sodium chloride, 0.1 M BICINE pH 9.0, 20% v/v Polyethylene glycol monomethyl ether 550 Resolution 1.82 Å R-free 0.221
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 44–168 Not recorded No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;277 K;0.1 M Sodium chloride, 0.1 M BICINE pH 9.0, 20% v/v Polyethylene glycol monomethyl ether 550 Resolution 1.82 Å R-free 0.221
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 44–168 Not recorded JFU ~{N}-[2-ethyl-6-(4-methylpiperazin-1-yl)-3-oxidanylidene-2,7-diazatricyclo[6.3.1.0^{4,12}]dodeca-1(12),4,6,8,10-pentaen-9-yl]-2,4-bis(fluoranyl)benzenesulfonamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;277 K;0.1 M Sodium chloride, 0.1 M BICINE pH 9.0, 20% v/v Polyethylene glycol monomethyl ether 550 Resolution 1.82 Å R-free 0.221
4 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain D; UniProt 44–168 Not recorded JFU ~{N}-[2-ethyl-6-(4-methylpiperazin-1-yl)-3-oxidanylidene-2,7-diazatricyclo[6.3.1.0^{4,12}]dodeca-1(12),4,6,8,10-pentaen-9-yl]-2,4-bis(fluoranyl)benzenesulfonamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;277 K;0.1 M Sodium chloride, 0.1 M BICINE pH 9.0, 20% v/v Polyethylene glycol monomethyl ether 550 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.

601 other PDB entries and 775 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BRD4_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 17–141; UniProt 44–168 Author chain B; PDBConstruct 17–141; UniProt 44–168 Author chain C; PDBConstruct 17–141; UniProt 44–168 Author chain D; PDBConstruct 17–141; UniProt 44–168

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 7wl4

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7wl4
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7wl4
Deposition date deposition_date2022-01-12
Structure title titleCrystal Structure of the first bromodomain of human BRD4 in complex with the inhibitor SLP-50
Keywords keywordsBromodomain, BRD4(1), Inhibitor, 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_guinier27.61
Radius of gyration Rg (electron density) rg_electron26.53
Forward intensity I(0) i059231100.00
Molecular weight molecular_weight62446.0 kDa
Excluded volume excluded_volume79136 ų
Envelope volume envelope_volume99541 ų
Hydration-shell volume shell_volume31217 ų
Envelope diameter envelope_diameter85.3
Shell Rg shell_rg33.73
Envelope Rg envelope_rg26.34
Shape Rg shape_rg26.54
Total Rg total_rg27.32
Total atoms total_atoms4402
Residues n_residues515
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 dmax84.8
Rg (real space) rg_real27.50
Rg uncertainty (real space) rg_real_error0.49
I(0) (real space) i0_real5.9230e+07
I(0) uncertainty (real space) i0_real_error8.7660e+05
Rg (reciprocal space) rg_reciprocal27.53
I(0) (reciprocal space) i0_reciprocal59230000.0000
Solution quality estimate total_estimate0.9116
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary35.7
Skewness Skewness skewness0.177
Kurtosis Kurtosis kurtosis-0.531
Angular range angular_range— – 0.2850 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha10960000.0000
Real-space data points n_real_points58
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.963; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.959

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)