7RV3 | pdb_00007rv3

Crystal structure of the BCL6 BTB domain in complex with OICR-9124

• PDB DOI: https://doi.org/10.2210/pdb7RV3/pdb

• Classification: TRANSCRIPTION
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21
• Mutation(s): Yes 


• Deposited: 2021-08-18 Released: 2022-08-24 
• Deposition Author(s): Kuntz, D.A., Prive, G.G.
• Funding Organization(s): Other government

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.35 Å
• R-Value Free: 
  0.186 (Depositor), 0.190 (DCC) 
• R-Value Work: 
  0.159 (Depositor), 0.160 (DCC) 
• R-Value Observed: 
  0.160 (Depositor) 

Starting Model: experimental

Literature

Structure of the BCL6 BTB domain

Watson, I., Isaac, M.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly Evidence: homology

Macromolecule Content 

• Total Structure Weight: 15.18 kDa 
• Atom Count: 1,204 
• Modeled Residue Count: 122 
• Deposited Residue Count: 127 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Isoform 2 of B-cell lymphoma 6 protein	A	127	Homo sapiens	Mutation(s): 3  Gene Names: BCL6, BCL5, LAZ3, ZBTB27, ZNF51
UniProt & NIH Common Fund Data Resources
Find proteins for P41182 (Homo sapiens) Explore P41182  Go to UniProtKB:  P41182
PHAROS:  P41182 GTEx:  ENSG00000113916

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
7R5 (Subject of Investigation/LOI)	B [auth A]	N-(3-chloropyridin-4-yl)-2-[2-(morpholin-4-yl)-4-oxo-3,4-dihydro-7H-pyrrolo[2,3-d]pyrimidin-7-yl]acetamide C17 H17 Cl N6 O3 UBZJGLCPAAWTIL-UHFFFAOYSA-N
SO4	C [auth A], D [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
CL	E [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.35 Å
• R-Value Free:  0.186 (Depositor), 0.190 (DCC) 
• R-Value Work:  0.159 (Depositor), 0.160 (DCC) 
• R-Value Observed: 0.160 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 30.452	α = 90
b = 72.292	β = 105.258
c = 55.154	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
SCALA	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-08-24 
Deposition Author(s): Kuntz, D.A., Prive, G.G.

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Funding Organization	Location	Grant Number
Other government	Canada	--

Revision History  

• Version 1.0: 2022-08-24
  Type: Initial release
  
• Version 1.1: 2023-10-18
  Changes: Data collection, Refinement description