4Q0O

Crystal Structure of the fifth bromodomain of Human Poly-bromodomain containing protein 1 (PB1) in complex with a hydroxyphenyl-propenone ligand

• PDB DOI: https://doi.org/10.2210/pdb4Q0O/pdb

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


• Deposited: 2014-04-02 Released: 2014-05-07 
• Deposition Author(s): Filippakopoulos, P., Picaud, S., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Bountra, C., Knapp, S., Structural Genomics Consortium (SGC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.83 Å
• R-Value Free: 0.224 
• R-Value Work: 0.197 
• R-Value Observed: 0.198 

Literature

Crystal Structure of the fifth bromodomain of Human Poly-bromodomain containing protein 1 (PB1) in complex with a hydroxyphenyl-propenone ligand

Filippakopoulos, P., Picaud, S., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Bountra, C., Knapp, S., Structural Genomics Consortium (SGC)

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: 14.99 kDa 
• Atom Count: 1,062 
• Modelled Residue Count: 115 
• Deposited Residue Count: 124 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Protein polybromo-1	A	124	Homo sapiens	Mutation(s): 0  Gene Names: BAF180, PB1, PBRM1
UniProt & NIH Common Fund Data Resources
Find proteins for Q86U86 (Homo sapiens) Explore Q86U86  Go to UniProtKB:  Q86U86
PHAROS:  Q86U86 GTEx:  ENSG00000163939

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
2XC	C [auth A]	(2E)-1-(2-hydroxyphenyl)-3-[(3R)-3-phenylpiperidin-1-yl]prop-2-en-1-one C20 H21 N O2 DGYJHACBCFLLBR-VSOYFRJCSA-N
K	B [auth A]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.83 Å
• R-Value Free: 0.224 
• R-Value Work: 0.197 
• R-Value Observed: 0.198 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 59.21	α = 90
b = 139.35	β = 90
c = 41.71	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: 2014-05-07 
Deposition Author(s): Filippakopoulos, P., Picaud, S., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Bountra, C., Knapp, S., Structural Genomics Consortium (SGC)

Revision History  

• Version 1.0: 2014-05-07
  Type: Initial release
  
• Version 1.1: 2023-09-20
  Changes: Data collection, Database references, Derived calculations, Refinement description