2yem

Crystal Structure of the Second Bromodomain of Human Brd4 with the inhibitor GW841819X

Method: X-RAY DIFFRACTION Dmax: 63.3 Å Quality: GOOD

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 333–460 Fragment:C-TERMINAL BROMODOMAIN, RESIDUES 333-460 WSH BENZYL [(4R)-1-METHYL-6-PHENYL-4H-[1,2,4]TRIAZOLO[4,3-A][1,4]BENZODIAZEPIN-4-YL]CARBAMATE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:pH 8.5;2.5 M (NH4)2SO4, 0.1 M TRIS PH 8.5. Resolution 2.30 Å R-free 0.229
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 333–460 Fragment:C-TERMINAL BROMODOMAIN, RESIDUES 333-460 WSH BENZYL [(4R)-1-METHYL-6-PHENYL-4H-[1,2,4]TRIAZOLO[4,3-A][1,4]BENZODIAZEPIN-4-YL]CARBAMATE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:pH 8.5;2.5 M (NH4)2SO4, 0.1 M TRIS PH 8.5. Resolution 2.30 Å R-free 0.229

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 777 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 3–130; UniProt 333–460 Author chain B; PDBConstruct 3–130; UniProt 333–460

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 2yem

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2yem
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2yem
Deposition date deposition_date2011-03-25
Structure title titleCrystal Structure of the Second Bromodomain of Human Brd4 with the inhibitor GW841819X
Keywords keywordsSIGNALING PROTEIN, HISTONE, EPIGENETIC READER; SIGNALING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.90
Radius of gyration Rg (electron density) rg_electron17.93
Forward intensity I(0) i012313200.00
Molecular weight molecular_weight26613.0 kDa
Excluded volume excluded_volume33420 ų
Envelope volume envelope_volume38992 ų
Hydration-shell volume shell_volume18059 ų
Envelope diameter envelope_diameter64.7
Shell Rg shell_rg24.30
Envelope Rg envelope_rg18.29
Shape Rg shape_rg17.93
Total Rg total_rg18.90
Total atoms total_atoms1866
Residues n_residues221
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 dmax63.3
Rg (real space) rg_real18.81
Rg uncertainty (real space) rg_real_error0.40
I(0) (real space) i0_real1.2310e+07
I(0) uncertainty (real space) i0_real_error1.4050e+05
Rg (reciprocal space) rg_reciprocal18.82
I(0) (reciprocal space) i0_reciprocal12310000.0000
Solution quality estimate total_estimate0.7982
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary23.7
Skewness Skewness skewness0.204
Kurtosis Kurtosis kurtosis-0.325
Angular range angular_range— – 0.4200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3815000.0000
Real-space data points n_real_points73
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.795; Stabil: 0.997; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2yema_
Class classa — All alpha proteins
Fold Fold folda.29 — Bromodomain-like
Superfamily Superfamily superfamilya.29.2 — Bromodomain
Family Family familya.29.2.0 — automated matches
Domain ID domain_idd2yemb_
Class classa — All alpha proteins
Fold Fold folda.29 — Bromodomain-like
Superfamily Superfamily superfamilya.29.2 — Bromodomain
Family Family familya.29.2.0 — automated matches

CATH v4.4 (2 domains)

Domain ID domain_id2yemA00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology920 — Histone Acetyltransferase; Chain A
Homologous superfamily homologous superfamily10 — Bromodomain-like
Domain ID domain_id2yemB00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology920 — Histone Acetyltransferase; Chain A
Homologous superfamily homologous superfamily10 — Bromodomain-like

8. Citations (1)

9. Files and Curves (10)