4CL9 | pdb_00004cl9

N-TERMINAL BROMODOMAIN OF HUMAN BRD4 WITH I-BET295

• PDB DOI: https://doi.org/10.2210/pdb4CL9/pdb

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


• Deposited: 2014-01-13 Released: 2014-12-24 
• Deposition Author(s): Chung, C., Atkinson, S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free: 
  0.199 (Depositor), 0.205 (DCC) 
• R-Value Work: 
  0.188 (Depositor), 0.194 (DCC) 
• R-Value Observed: 
  0.188 (Depositor) 

Literature

The Structure Based Design of Dual Hdac/Bet Inhibitors as Novel Epigenetic Probes.

Atkinson, S.J., Soden, P.E., Angell, D.C., Bantscheff, M., Chung, C., Giblin, K.A., Smithers, N., Furze, R.C., Gordon, L., Drewes, G., Rioja, I., Witherington, J., Parr, N.J., Prinjha, R.K.

(2014) Medchemcomm 5: 342

• DOI: https://doi.org/10.1039/C3MD00285C

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: 15.71 kDa 
• Atom Count: 1,337 
• Modeled 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
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
IES	C [auth A]	propan-2-yl N-[(2S,4R)-1-ethanoyl-2-methyl-6-[4-[[8-(oxidanylamino)-8-oxidanylidene-octanoyl]amino]phenyl]-3,4-dihydro-2H-quinolin-4-yl]carbamate C30 H40 N4 O6 JLNZMTDBARFXJN-RXFWQSSRSA-N
EDO	B [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free:  0.199 (Depositor), 0.205 (DCC) 
• R-Value Work:  0.188 (Depositor), 0.194 (DCC) 
• R-Value Observed: 0.188 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 38.61	α = 90
b = 43.14	β = 90
c = 80.17	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-12-24 
Deposition Author(s): Chung, C., Atkinson, S.

Revision History  

• Version 1.0: 2014-12-24
  Type: Initial release
  
• Version 1.1: 2018-05-16
  Changes: Data collection
• Version 1.2: 2024-05-08
  Changes: Data collection, Database references, Derived calculations, Other