9qrk

Structure of BromoCatch: Brd2BD2 L383A,D434C in complex with MR116.

Method: X-RAY DIFFRACTION Dmax: 51.6 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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 348–455 Not recorded A1I9R methyl (2R)-2-[4,5,13-trimethyl-7-[4-(propanoylamino)phenyl]-3-thia-1,8,11,12-tetrazatricyclo[8.3.0.0^{2,6}]trideca-2(6),4,7,10,12-pentaen-9-yl]butanoate × 1 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.5;292 K;Morpheus: PEG 500 MME 40% (v/v), PEG 20,000 20 % (w/v), 0.12 M ethylene glycols, 0.1 M Tris-BICINE pH 8.5 Resolution 1.30 Å R-free 0.163

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 264 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 6–113; UniProt 348–455

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 9qrk

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9qrk
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9qrk
Deposition date deposition_date2025-04-03
最后修订 last_revision2026-04-15
Structure title titleStructure of BromoCatch: Brd2BD2 L383A,D434C in complex with MR116.
Keywords keywordsBromoCatch, BromoCatch fusion tag, self-labelling tag, covalent, GENE REGULATION; GENE REGULATION
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier15.55
Radius of gyration Rg (electron density) rg_electron14.25
Forward intensity I(0) i03607580.00
Molecular weight molecular_weight13447.0 kDa
Excluded volume excluded_volume16817 ų
Envelope volume envelope_volume18579 ų
Hydration-shell volume shell_volume11405 ų
Envelope diameter envelope_diameter50.6
Shell Rg shell_rg19.60
Envelope Rg envelope_rg14.64
Shape Rg shape_rg14.25
Total Rg total_rg15.37
Total atoms total_atoms1862
Residues n_residues111
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 dmax51.6
Rg (real space) rg_real15.52
Rg uncertainty (real space) rg_real_error0.36
I(0) (real space) i0_real3.6080e+06
I(0) uncertainty (real space) i0_real_error4.0590e+04
Rg (reciprocal space) rg_reciprocal15.52
I(0) (reciprocal space) i0_reciprocal3608000.0000
Solution quality estimate total_estimate0.8051
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary51.0
Skewness Skewness skewness0.308
Kurtosis Kurtosis kurtosis-0.276
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha725500.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.825; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.988; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)