3SVG

Crystal Structure of the first bromodomain of human BRD4 in complex with a 3,5-dimethylisoxazol ligand

• PDB DOI:  https://doi.org/10.2210/pdb3SVG/pdb

• Classification: UNKNOWN FUNCTION
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2011-07-12 Released: 2011-08-10 
• Deposition Author(s): Filippakopoulos, P., Picaud, S., Felletar, I., Hewings, S.D., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Weigelt, J., Bountra, C., Conway, S.J., Knapp, S., Structural Genomics Consortium (SGC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.68 Å
• R-Value Free: 0.215 
• R-Value Work: 0.176 
• R-Value Observed: 0.178 

Literature

Crystal Structure of the first bromodomain of human BRD4 in complex with a 3,5-dimethylisoxazol ligand

Filippakopoulos, P., Picaud, S., Felletar, I., Hewings, S.D., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Weigelt, J., Bountra, C., Conway, S.J., Knapp, S.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 15.55 kDa 
• Atom Count: 1,238 
• Modelled Residue Count: 127 
• Deposited Residue Count: 127 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Bromodomain-containing protein 4	A	127	Homo sapiens	Mutation(s): 0  Gene Names: BRD4, HUNK1
UniProt & NIH Common Fund Data Resources
Find proteins for O60885 (Homo sapiens) Explore O60885  Go to UniProtKB:  O60885
PHAROS:  O60885

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ODR	E [auth A]	(1R)-1-[3-(3,5-dimethyl-1,2-oxazol-4-yl)-5-ethoxyphenyl]ethanol C15 H19 N O3 AONNGYBECNOVTK-SNVBAGLBSA-N
EDO	B [auth A], C [auth A], D [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Binding Affinity Annotations
ID	Source	Binding Affinity
ODR	BindingDB:  3SVG	IC50: 4800 (nM) from 1 assay(s)

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.68 Å
• R-Value Free: 0.215 
• R-Value Work: 0.176 
• R-Value Observed: 0.178 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 37.66	α = 90
b = 44.19	β = 90
c = 77.85	γ = 90

Software Package:

Software Name	Purpose
SCALA	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
CrystalClear	data collection
MOSFLM	data reduction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-08-10 
Deposition Author(s): Filippakopoulos, P., Picaud, S., Felletar, I., Hewings, S.D., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Weigelt, J., Bountra, C., Conway, S.J., Knapp, S., Structural Genomics Consortium (SGC)

Revision History  

• Version 1.0: 2011-08-10
  Type: Initial release
  
• Version 1.1: 2023-09-13
  Changes: Data collection, Database references, Derived calculations, Refinement description