1MS9

Triclinic form of Trypanosoma cruzi trans-sialidase, in complex with lactose

Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.58 Å
  • R-Value Free: 0.198 
  • R-Value Work: 0.163 
  • R-Value Observed: 0.166 

wwPDB Validation   3D Report Full Report


This is version 2.1 of the entry. See complete history. 



Macromolecules
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Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
trans-sialidase
A, B
648Trypanosoma cruziMutation(s): 7 
EC: 3.2.1.18
UniProt
Find proteins for Q26966 (Trypanosoma cruzi)
Explore Q26966 
Go to UniProtKB:  Q26966
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ26966
Sequence Annotations
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  • Reference Sequence
Oligosaccharides

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Entity ID: 2
MoleculeChains Length2D Diagram Glycosylation3D Interactions
beta-D-galactopyranose-(1-4)-beta-D-glucopyranose
C, D
2N/A
Glycosylation Resources
GlyTouCan:  G84224TW
GlyCosmos:  G84224TW
GlyGen:  G84224TW
Biologically Interesting Molecules (External Reference) 1 Unique
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.58 Å
  • R-Value Free: 0.198 
  • R-Value Work: 0.163 
  • R-Value Observed: 0.166 
  • Space Group: P 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 51.046α = 86.02
b = 74.204β = 84.17
c = 87.496γ = 88.31
Software Package:
Software NamePurpose
MOSFLMdata reduction
SCALAdata scaling
AMoREphasing
REFMACrefinement
CCP4data scaling

Structure Validation

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Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2003-03-25
    Type: Initial release
  • Version 1.1: 2008-04-28
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Non-polymer description, Version format compliance
  • Version 2.0: 2020-07-29
    Type: Remediation
    Reason: Carbohydrate remediation
    Changes: Atomic model, Data collection, Database references, Derived calculations, Non-polymer description, Structure summary
  • Version 2.1: 2021-10-27
    Changes: Database references, Structure summary