9F71 | pdb_00009f71

BAZ2A bromodomain in complex with acetylpyrrole derivative compound 26-TND18

• PDB DOI: https://doi.org/10.2210/pdb9F71/pdb

• Classification: TRANSCRIPTION
• Organism(s): Homo sapiens
• Expression System: Escherichia coli 'BL21-Gold(DE3)pLysS AG
• Mutation(s): Yes 


• Deposited: 2024-05-02 Released: 2025-05-14 
• Deposition Author(s): Dalle Vedove, A., Cazzanelli, G., Caflisch, A., Lolli, G.
• Funding Organization(s): Italian Association for Cancer Research

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.35 Å
• R-Value Free: 
  0.229 (Depositor), 0.232 (DCC) 
• R-Value Work: 
  0.182 (Depositor), 0.186 (DCC) 
• R-Value Observed: 
  0.185 (Depositor) 

Starting Model: experimental

Literature

Unusual backfolded binding poses of BAZ2A bromodomain binders

Dalle Vedove, A., Cazzanelli, G., D'Agostino, V.G., Caflisch, A., Lolli, G.

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)

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 12.85 kDa 
• Atom Count: 964 
• Modeled Residue Count: 103 
• Deposited Residue Count: 105 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Bromodomain adjacent to zinc finger domain protein 2A	A	105	Homo sapiens	Mutation(s): 2  Gene Names: BAZ2A, KIAA0314, TIP5
UniProt & NIH Common Fund Data Resources
Find proteins for Q9UIF9 (Homo sapiens) Explore Q9UIF9  Go to UniProtKB:  Q9UIF9
PHAROS:  Q9UIF9 GTEx:  ENSG00000076108

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
A1IAB (Subject of Investigation/LOI)	B [auth A]	1-[2,4-dimethyl-5-[(3~{R})-3-[4-(pyrrolidin-1-ylmethyl)-1~{H}-pyrazol-3-yl]piperidin-1-yl]carbonyl-1~{H}-pyrrol-3-yl]ethanone C22 H31 N5 O2 RNPPZNAWWLYWGC-QGZVFWFLSA-N
EDO	C [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N
MG	D [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.35 Å
• R-Value Free:  0.229 (Depositor), 0.232 (DCC) 
• R-Value Work:  0.182 (Depositor), 0.186 (DCC) 
• R-Value Observed: 0.185 (Depositor) 

Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 93.465	α = 90
b = 93.465	β = 90
c = 33.19	γ = 120

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-05-14 
Deposition Author(s): Dalle Vedove, A., Cazzanelli, G., Caflisch, A., Lolli, G.

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Funding Organization	Location	Grant Number
Italian Association for Cancer Research	Italy	MFAG 2017 - ID. 19882

Revision History  

• Version 1.0: 2025-05-14
  Type: Initial release