7QU9

Structure of aminodeoxychorismate synthase component 1 (PabB) from Bacillus subtilis spizizenii.

• PDB DOI: https://doi.org/10.2210/pdb7QU9/pdb

• Classification: TRANSFERASE
• Organism(s): Bacillus subtilis
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2022-01-17 Released: 2023-01-25 
• Deposition Author(s): Rooms, L.D., Race, P.R., Back, C.B., Burton, N.B., Willis, C.L., Stach, J.E.M., Duke, P.W., Hawkins, C.
• Funding Organization(s): Defence Science and Technology Laboratory (DSTL)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.14 Å
• R-Value Free: 0.225 
• R-Value Work: 0.192 
• R-Value Observed: 0.194 

Starting Model: experimental

Literature

Structure of aminodeoxychorismate synthase component 1 (PabB) from Bacillus subtilis spizizenii.

Rooms, L.D., Race, P.R., Back, C.B., Burton, N.B., Willis, C.L., Stach, J.E.M., Duke, P.W., Hawkins, C.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

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: 160.64 kDa 
• Atom Count: 11,257 
• Modelled Residue Count: 1,357 
• Deposited Residue Count: 1,407 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Anthranilate synthase component I family protein	A, B, C	469	Bacillus subtilis	Mutation(s): 1  Gene Names: FAL52_19525

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
TRP (Subject of Investigation/LOI)	F [auth A], G [auth B], H [auth C]	TRYPTOPHAN C11 H12 N2 O2 QIVBCDIJIAJPQS-VIFPVBQESA-N
GOL	D [auth A], E [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.14 Å
• R-Value Free: 0.225 
• R-Value Work: 0.192 
• R-Value Observed: 0.194 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 58.203	α = 90
b = 91.466	β = 90.95
c = 147.055	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
Aimless	data scaling
PDB_EXTRACT	data extraction
AutoProcess	data reduction
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-01-25 
Deposition Author(s): Rooms, L.D., Race, P.R., Back, C.B., Burton, N.B., Willis, C.L., Stach, J.E.M., Duke, P.W., Hawkins, C.

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Funding Organization	Location	Grant Number
Defence Science and Technology Laboratory (DSTL)	United Kingdom	--

Revision History  

• Version 1.0: 2023-01-25
  Type: Initial release
  
• Version 1.1: 2024-01-31
  Changes: Data collection, Refinement description