8D5I

Crystal structure of dihydropteroate synthase H182G mutant (folP-SMZ_B27) from soil uncultured bacterium in complex with pteroic acid and pyrophosphate

• PDB DOI: https://doi.org/10.2210/pdb8D5I/pdb

• Classification: TRANSFERASE
• Organism(s): uncultured bacterium
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2022-06-04 Released: 2022-06-15 
• Deposition Author(s): Stogios, P.J., Skarina, T., Kim, Y., Di Leo, R., Venkatesan, M., Savchenko, A., Joachimiak, A., Satchell, K.J.F., Center for Structural Genomics of Infectious Diseases (CSGID)
• Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.82 Å
• R-Value Free: 0.211 
• R-Value Work: 0.165 
• R-Value Observed: 0.167 

Starting Model: experimental

Literature

Crystal structure of dihydropteroate synthase H182G mutant (folP-SMZ_B27) from soil uncultured bacterium in complex with pteroic acid

Stogios, P.J.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 59.55 kDa 
• Atom Count: 4,756 
• Modelled Residue Count: 540 
• Deposited Residue Count: 544 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
folP-SMZ_B27	A, B	272	uncultured bacterium	Mutation(s): 0

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PT1 (Subject of Investigation/LOI)	C [auth A], E [auth B]	PTEROIC ACID C14 H12 N6 O3 JOAQINSXLLMRCV-UHFFFAOYSA-N
POP (Subject of Investigation/LOI)	D [auth B]	PYROPHOSPHATE 2- H2 O7 P2 XPPKVPWEQAFLFU-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.82 Å
• R-Value Free: 0.211 
• R-Value Work: 0.165 
• R-Value Observed: 0.167 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 87.167	α = 90
b = 145.614	β = 90
c = 36.801	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling
PHENIX	phasing
PHENIX	model building
Coot	model building

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-06-15 
Deposition Author(s): Stogios, P.J., Skarina, T., Kim, Y., Di Leo, R., Venkatesan, M., Savchenko, A., Joachimiak, A., Satchell, K.J.F., Center for Structural Genomics of Infectious Diseases (CSGID)

---

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	HHSN272201700060C

Revision History  

• Version 1.0: 2022-06-15
  Type: Initial release
  
• Version 1.1: 2023-10-18
  Changes: Data collection, Refinement description