8RP7

Glutaminase subunit of aminodeoxychorismate synthase from Escherichia coli

• PDB DOI: https://doi.org/10.2210/pdb8RP7/pdb

• Classification: TRANSFERASE
• Organism(s): Escherichia coli
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2024-01-12 Released: 2025-01-29 
• Deposition Author(s): Sung, S., Franziska, J.F., Schlee, S., Sterner, R., Wilmanns, M.
• Funding Organization(s): H2020 Marie Curie Actions of the European Commission

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.82 Å
• R-Value Free: 
  0.268 (Depositor), 0.271 (DCC) 
• R-Value Work: 
  0.211 (Depositor), 0.213 (DCC) 

Starting Model: in silico

Literature

Activity regulation of the aminodeoxychorismate synthase bienzyme complex by glutaminase substrate-mediated subunit interface expansion

Sung, S., Franziska, J.F., Schlee, S., Sterner, R., Wilmanns, M.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Biological Assembly 3  

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

Biological assembly 3 assigned by authors.

Macromolecule Content

• Total Structure Weight: 62.73 kDa 
• Atom Count: 4,426 
• Modelled Residue Count: 567 
• Deposited Residue Count: 567 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Aminodeoxychorismate synthase component 2	A [auth AAA], B [auth BBB], C [auth CCC]	189	Escherichia coli	Mutation(s): 0  Gene Names: pabA, b3360, JW3323 EC: 2.6.1.85
UniProt
Find proteins for P00903 (Escherichia coli (strain K12)) Explore P00903  Go to UniProtKB:  P00903

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.82 Å
• R-Value Free:  0.268 (Depositor), 0.271 (DCC) 
• R-Value Work:  0.211 (Depositor), 0.213 (DCC) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 36.784	α = 90
b = 115.582	β = 101.062
c = 63.538	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-01-29 
Deposition Author(s): Sung, S., Franziska, J.F., Schlee, S., Sterner, R., Wilmanns, M.

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Funding Organization	Location	Grant Number
H2020 Marie Curie Actions of the European Commission	European Union	664726

Revision History  

• Version 1.0: 2025-01-29
  Type: Initial release