6D9E

Crystal structure of Corynebacterium diphtheriae UDP-galactopyranose mutase in complex with UDP-GlcNAc (open, reduced)

• PDB DOI: https://doi.org/10.2210/pdb6D9E/pdb

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


• Deposited: 2018-04-28 Released: 2019-05-15 
• Deposition Author(s): Wangkanont, K., Kiessling, L.L., Forest, K.T.
• Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID), National Science Foundation (NSF, United States)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.85 Å
• R-Value Free: 0.218 
• R-Value Work: 0.166 
• R-Value Observed: 0.168 

Starting Model: experimental

Literature

Substrate recognition by FAD in UDP-galactopyranose mutase

Wangkanont, K., Forest, K.T., Kiessling, L.L.

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.

Biological Assembly Evidence: homology

Macromolecule Content

• Total Structure Weight: 47.43 kDa 
• Atom Count: 3,287 
• Modelled Residue Count: 386 
• Deposited Residue Count: 393 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
UDP-galactopyranose mutase	A	393	Corynebacterium diphtheriae	Mutation(s): 0  Gene Names: BU167_07490

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FDA	B [auth A]	DIHYDROFLAVINE-ADENINE DINUCLEOTIDE C27 H35 N9 O15 P2 YPZRHBJKEMOYQH-UYBVJOGSSA-N
UD1	C [auth A]	URIDINE-DIPHOSPHATE-N-ACETYLGLUCOSAMINE C17 H27 N3 O17 P2 LFTYTUAZOPRMMI-CFRASDGPSA-N
SO4	H [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
IPA	E [auth A], F [auth A], G [auth A]	ISOPROPYL ALCOHOL C3 H8 O KFZMGEQAYNKOFK-UHFFFAOYSA-N
NA	D [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.85 Å
• R-Value Free: 0.218 
• R-Value Work: 0.166 
• R-Value Observed: 0.168 
• Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 97.17	α = 90
b = 97.17	β = 90
c = 128.86	γ = 90

Software Package:

Software Name	Purpose
MOSFLM	data reduction
Aimless	data scaling
PHASER	phasing
PHENIX	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2019-05-15 
Deposition Author(s): Wangkanont, K., Kiessling, L.L., Forest, K.T.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	R01 AI063596
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	R01 AI126592
National Science Foundation (NSF, United States)	United States	IOS1353674

Revision History  

• Version 1.0: 2019-05-15
  Type: Initial release
  
• Version 1.1: 2019-11-27
  Changes: Author supporting evidence
• Version 1.2: 2023-10-04
  Changes: Data collection, Database references, Refinement description