9CM8

UDP-GlcNAc 2-epimerase MnaA of Paenibacillus alvei

• PDB DOI: https://doi.org/10.2210/pdb9CM8/pdb

• Classification: ISOMERASE
• Organism(s): Paenibacillus alvei
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2024-07-13 Released: 2024-10-02 
• Deposition Author(s): Legg, M.S.G., Mateyko, N., Evans, S.V.
• Funding Organization(s): Natural Sciences and Engineering Research Council (NSERC, Canada)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.263 
• R-Value Work: 0.210 
• R-Value Observed: 0.212 

Starting Model: in silico

Literature

Insights into structure and activity of a UDP-GlcNAc 2-epimerase involved in secondary cell wall polymer biosynthesis in Paenibacillus alvei

Stefanovic, C., Legg, M.S.G., Mateyko, N., Ender, J.J., Kuvek, T., Oostenbrink, C., Schaffer, C., Evans, S.V., Hager-Mair, F.F.

(2024) Front Mol Biosci 11

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)

Macromolecule Content

• Total Structure Weight: 89.13 kDa 
• Atom Count: 5,855 
• Modelled Residue Count: 741 
• Deposited Residue Count: 784 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
UDP-N-acetylglucosamine 2-epimerase (non-hydrolyzing)	A, B	392	Paenibacillus alvei	Mutation(s): 0  Gene Names: GQA12_18035 EC: 5.1.3.14
UniProt
Find proteins for A0A8I2FAI9 (Paenibacillus alvei) Explore A0A8I2FAI9  Go to UniProtKB:  A0A8I2FAI9

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PEG (Subject of Investigation/LOI)	C [auth A], D [auth B]	DI(HYDROXYETHYL)ETHER C4 H10 O3 MTHSVFCYNBDYFN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.263 
• R-Value Work: 0.210 
• R-Value Observed: 0.212 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 45.816	α = 90
b = 81.763	β = 97.14
c = 107.722	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data scaling
HKL-2000	data reduction
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-10-02 
Deposition Author(s): Legg, M.S.G., Mateyko, N., Evans, S.V.

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Funding Organization	Location	Grant Number
Natural Sciences and Engineering Research Council (NSERC, Canada)	Canada	--

Revision History  

• Version 1.0: 2024-10-02
  Type: Initial release