9OA3 | pdb_00009oa3

N. brasiliensis GlfT2 in a styrene maleic acid liponanoparticle

• PDB DOI: https://doi.org/10.2210/pdb9OA3/pdb
• EM Map EMD-70273: EMDB EMDataResource

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


• Deposited: 2025-04-19 Released: 2026-05-20 
• Deposition Author(s): Carter, A.W., Dodge, G.J., Kiessling, L.L.
• Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID), National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.02 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Starting Model: experimental

Literature

Structural Insights into Sequence-Controlled Polymerization by the Monotopic Glycosyltransferase GlfT2

Carter, A.W., Dodge, G.J., Keys, A.M., Justen, A.M., Taylor, K.I., Imperiali, B., Kulik, H.J., Kiessling, L.L.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C4  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: cross-linking

Macromolecule Content 

• Total Structure Weight: 295.51 kDa 
• Atom Count: 19,176 
• Modeled Residue Count: 2,448 
• Deposited Residue Count: 2,672 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Galactofuranosyltransferase	A, B, C, D	668	Nocardia brasiliensis	Mutation(s): 0  Gene Names: O3I_000690
UniProt
Find proteins for K0EQQ2 (Nocardia brasiliensis (strain ATCC 700358 / HUJEG-1)) Explore K0EQQ2  Go to UniProtKB:  K0EQQ2

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MG	E [auth A], F [auth B], G [auth C], H [auth D]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.02 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC	4.6.0
MODEL REFINEMENT	PHENIX	1.21.2_5419

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2026-05-20 
Deposition Author(s): Carter, A.W., Dodge, G.J., Kiessling, L.L.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	5R01 AI126592-09
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	1F31 GM148069

Revision History  

• Version 1.0: 2026-05-20
  Type: Initial release