9JUA | pdb_00009jua

The complex of Eny2B and Sgf11 of Drosophila melanogaster

• PDB DOI: https://doi.org/10.2210/pdb9JUA/pdb

• Classification: TRANSCRIPTION
• Organism(s): Drosophila melanogaster
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2024-10-07 Released: 2025-10-08 
• Deposition Author(s): Boyko, K.M., Bonchuk, A.N., Nikolaeva, A.Y., Arkova, O.V., Belova, E.V., Georgiev, P.G., Popov, V.O.
• Funding Organization(s): Russian Science Foundation

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.55 Å
• R-Value Free: 
  0.262 (Depositor), 0.266 (DCC) 
• R-Value Work: 
  0.214 (Depositor), 0.220 (DCC) 
• R-Value Observed: 
  0.216 (Depositor) 

Starting Model: in silico

Literature

The complex of Eny2B and Sgf11 of Drosophila melanogaster

Boyko, K.M., Nikolaeva, A.Y., Bonchuk, A.N., Arkova, O.V., Belova, E.V., Georgiev, P.G., Popov, V.O.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

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

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

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

Macromolecule Content 

• Total Structure Weight: 30.65 kDa 
• Atom Count: 1,532 
• Modeled Residue Count: 207 
• Deposited Residue Count: 274 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Enhancer of yellow 2b transcription factor	A, B [auth C]	95	Drosophila melanogaster	Mutation(s): 0  Gene Names: e(y)2b, CG14612
UniProt
Find proteins for Q9VI60 (Drosophila melanogaster) Explore Q9VI60  Go to UniProtKB:  Q9VI60

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
SAGA-associated factor 11 homolog	C [auth B], D	42	Drosophila melanogaster	Mutation(s): 0  Gene Names: Sgf11, CG13379
UniProt
Find proteins for Q9VVR6 (Drosophila melanogaster) Explore Q9VVR6  Go to UniProtKB:  Q9VVR6

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.55 Å
• R-Value Free:  0.262 (Depositor), 0.266 (DCC) 
• R-Value Work:  0.214 (Depositor), 0.220 (DCC) 
• R-Value Observed: 0.216 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 45.958	α = 90
b = 57.554	β = 90.03
c = 98.886	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
Aimless	data scaling
CrysalisPro	data reduction
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-10-08 
Deposition Author(s): Boyko, K.M., Bonchuk, A.N., Nikolaeva, A.Y., Arkova, O.V., Belova, E.V., Georgiev, P.G., Popov, V.O.

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Funding Organization	Location	Grant Number
Russian Science Foundation	Russian Federation	19-74-30026

Revision History  

• Version 1.0: 2025-10-08
  Type: Initial release