4QY4

Crystal structure of the bromodomain of human SMARCA2

• PDB DOI: https://doi.org/10.2210/pdb4QY4/pdb

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


• Deposited: 2014-07-23 Released: 2014-08-27 
• Deposition Author(s): Tallant, C., Savitsky, P., Nunez-Alonso, G., Fonseca, M., Krojer, T., Filippakopoulos, P., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Bountra, C., Knapp, S., Structural Genomics Consortium (SGC)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.97 Å
• R-Value Free: 0.279 
• R-Value Work: 0.224 
• R-Value Observed: 0.226 

Starting Models: experimental

Literature

Crystal structure of the bromodomain of human SMARCA2

Tallant, C., Savitsky, P., Nunez-Alonso, G., Fonseca, M., Krojer, T., Filippakopoulos, P., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Bountra, C., Knapp, S.

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 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Biological Assembly 3  

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

Biological assembly 3 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 43.34 kDa 
• Atom Count: 2,751 
• Modelled Residue Count: 323 
• Deposited Residue Count: 369 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
SMARCA2 protein	A, B, C	123	Homo sapiens	Mutation(s): 0  Gene Names: SMARCA2
UniProt & NIH Common Fund Data Resources
Find proteins for P51531 (Homo sapiens) Explore P51531  Go to UniProtKB:  P51531
GTEx:  ENSG00000080503

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN	D [auth A], E [auth B], F [auth C]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.97 Å
• R-Value Free: 0.279 
• R-Value Work: 0.224 
• R-Value Observed: 0.226 
• Space Group: P 3₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 64.346	α = 90
b = 64.346	β = 90
c = 89.117	γ = 120

Software Package:

Software Name	Purpose
ADSC	data collection
PHASER	phasing
REFMAC	refinement
XDS	data reduction
Aimless	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-08-27 
Deposition Author(s): Tallant, C., Savitsky, P., Nunez-Alonso, G., Fonseca, M., Krojer, T., Filippakopoulos, P., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Bountra, C., Knapp, S., Structural Genomics Consortium (SGC)

Revision History  

• Version 1.0: 2014-08-27
  Type: Initial release
  
• Version 1.1: 2023-09-20
  Changes: Data collection, Database references, Derived calculations, Refinement description