8FVK

First bromodomain of BRD4 liganded with CCS-1477

• PDB DOI: https://doi.org/10.2210/pdb8FVK/pdb

• Classification: TRANSCRIPTION/INHIBITOR
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2023-01-19 Released: 2024-02-07 
• Deposition Author(s): Schonbrunn, E., Bikowitz, M.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.53 Å
• R-Value Free: 0.189 
• R-Value Work: 0.161 
• R-Value Observed: 0.162 

Literature

Group 3 medulloblastoma transcriptional networks are sensitive to EP300/CBP bromodomain inhibition

Schonbrunn, E., Bikowitz, M.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 31.52 kDa 
• Atom Count: 2,607 
• Modelled Residue Count: 253 
• Deposited Residue Count: 254 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Bromodomain-containing protein 4	A, B	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 GTEx:  ENSG00000141867

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
JHL (Subject of Investigation/LOI)	C [auth A], F [auth B]	(6S)-1-[3,4-bis(fluoranyl)phenyl]-6-[5-(3,5-dimethyl-1,2-oxazol-4-yl)-1-(4-methoxycyclohexyl)benzimidazol-2-yl]piperidin-2-one C30 H32 F2 N4 O3 SKDNDJWEBPQKCS-CLHVYKLBSA-N
EDO	D [auth A], E [auth A], G [auth B], H [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.53 Å
• R-Value Free: 0.189 
• R-Value Work: 0.161 
• R-Value Observed: 0.162 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42	α = 90
b = 54.81	β = 90
c = 117.83	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling
PHENIX	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-02-07 
Deposition Author(s): Schonbrunn, E., Bikowitz, M.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2024-02-07
  Type: Initial release