9DKU | pdb_00009dku

NanH sialidase from C. perfringens in complex with Sialyl LacNAc


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.18 Å
  • R-Value Free: 
    0.240 (Depositor), 0.240 (DCC) 
  • R-Value Work: 
    0.173 (Depositor), 0.173 (DCC) 
  • R-Value Observed: 
    0.176 (Depositor) 

Starting Model: experimental
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Ligand Structure Quality Assessment 


This is version 1.0 of the entry. See complete history


Literature

NanH sialidase from C. perfringens in complex with Sialyl LacNAc

Medley, B.J.Boraston, A.B.

To be published.

Macromolecules
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Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Sialidase383Clostridium perfringens ATCC 13124Mutation(s): 0 
Gene Names: nanH
EC: 3.2.1.18
UniProt
Find proteins for B1V1R3 (Clostridium perfringens D str. JGS1721)
Explore B1V1R3 
Go to UniProtKB:  B1V1R3
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupB1V1R3
Sequence Annotations
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  • Reference Sequence
Oligosaccharides

Help

Entity ID: 2
MoleculeChains Length2D Diagram Glycosylation3D Interactions
beta-D-galactopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose
B
2N/A
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.18 Å
  • R-Value Free:  0.240 (Depositor), 0.240 (DCC) 
  • R-Value Work:  0.173 (Depositor), 0.173 (DCC) 
  • R-Value Observed: 0.176 (Depositor) 
Space Group: C 1 2 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 93.745α = 90
b = 64.558β = 103.01
c = 66.342γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling
PHASERphasing

Structure Validation

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Ligand Structure Quality Assessment 


Entry History & Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
Canadian Glycomics Network (GLYCONET)Canada--

Revision History  (Full details and data files)

  • Version 1.0: 2025-09-17
    Type: Initial release