6ult

BRD2-BD2 in complex with the cyclic peptide 4.2_3

Method: X-RAY DIFFRACTION Dmax: 141.3 Å Quality: GOOD

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

Bromodomain-containing protein 2

Homo sapiens

UniProt P25440

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 heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 347–454 Chain C; UniProt 347–454 Not recorded Cyclic peptide 4.2_3 × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;291 K;0.1 M MES monohydrate pH 6.5, 12% w/v Polyethylene glycol 20,000 Resolution 2.80 Å R-free 0.335
2 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain B; UniProt 347–454 Chain D; UniProt 347–454 Not recorded Cyclic peptide 4.2_3 × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;291 K;0.1 M MES monohydrate pH 6.5, 12% w/v Polyethylene glycol 20,000 Resolution 2.80 Å R-free 0.335
3 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain E; UniProt 347–454 Chain G; UniProt 347–454 Not recorded Cyclic peptide 4.2_3 × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;291 K;0.1 M MES monohydrate pH 6.5, 12% w/v Polyethylene glycol 20,000 Resolution 2.80 Å R-free 0.335
4 Protein heterocomplex Heteromer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain F; UniProt 347–454 Chain H; UniProt 347–454 Not recorded Cyclic peptide 4.2_3 × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;291 K;0.1 M MES monohydrate pH 6.5, 12% w/v Polyethylene glycol 20,000 Resolution 2.80 Å R-free 0.335

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.

164 other PDB entries and 261 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BRD2_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–109; UniProt 347–454 Author chain B; PDBConstruct 2–109; UniProt 347–454 Author chain C; PDBConstruct 2–109; UniProt 347–454 Author chain D; PDBConstruct 2–109; UniProt 347–454 Author chain E; PDBConstruct 2–109; UniProt 347–454 Author chain F; PDBConstruct 2–109; UniProt 347–454 Author chain G; PDBConstruct 2–109; UniProt 347–454 Author chain H; PDBConstruct 2–109; UniProt 347–454

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 6ult

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id6ult
Deposition date deposition_date2019-10-08
Structure title titleBRD2-BD2 in complex with the cyclic peptide 4.2_3
Keywords keywordsBET, bromodomain, macrocyclic peptide, BRD2, inhibitor, RaPID, TRANSCRIPTION-INHIBITOR complex, TRANSCRIPTION; TRANSCRIPTION/INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier42.62
Radius of gyration Rg (electron density) rg_electron42.41
Forward intensity I(0) i0168355000.00
Molecular weight molecular_weight105550.0 kDa
Excluded volume excluded_volume132300 ų
Envelope volume envelope_volume214940 ų
Hydration-shell volume shell_volume44402 ų
Envelope diameter envelope_diameter148.1
Shell Rg shell_rg45.54
Envelope Rg envelope_rg40.57
Shape Rg shape_rg42.41
Total Rg total_rg42.63
Total atoms total_atoms7427
Residues n_residues881
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 dmax141.3
Rg (real space) rg_real42.62
Rg uncertainty (real space) rg_real_error1.33
I(0) (real space) i0_real1.6840e+08
I(0) uncertainty (real space) i0_real_error3.1670e+06
Rg (reciprocal space) rg_reciprocal42.62
I(0) (reciprocal space) i0_reciprocal168400000.0000
Solution quality estimate total_estimate0.8343
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary53.5
Skewness Skewness skewness0.307
Kurtosis Kurtosis kurtosis-0.039
Angular range angular_range— – 0.1850 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha5876000.0000
Real-space data points n_real_points38
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.760; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.996; Smooth: 0.564

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)