3MMD

Crystal structure of the W241A mutant of xylanase from Geobacillus stearothermophilus T-6 (XT6) complexed with hydrolyzed xylopentaose


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.70 Å
  • R-Value Free: 0.236 
  • R-Value Work: 0.214 

Starting Model: experimental
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wwPDB Validation   3D Report Full Report


This is version 2.2 of the entry. See complete history


Literature

Structural-based rational mutagenesis of xylanases from G.stearothermophilus

Solomon, V.Zolotnitsky, G.Feinberg, H.Tabachnikov, O.Shoham, Y.Shoham, G.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Endo-1,4-beta-xylanase379Geobacillus stearothermophilusMutation(s): 1 
Gene Names: xynA
EC: 3.2.1.8
UniProt
Find proteins for P40943 (Geobacillus stearothermophilus)
Explore P40943 
Go to UniProtKB:  P40943
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP40943
Sequence Annotations
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  • Reference Sequence
Oligosaccharides

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Entity ID: 2
MoleculeChains Length2D Diagram Glycosylation3D Interactions
beta-D-xylopyranose-(1-4)-beta-D-xylopyranose
B
2N/A
Glycosylation Resources
GlyTouCan:  G87728WL
GlyCosmos:  G87728WL
Entity ID: 3
MoleculeChains Length2D Diagram Glycosylation3D Interactions
beta-D-xylopyranose-(1-4)-beta-D-xylopyranose-(1-4)-beta-D-xylopyranose
C
3N/A
Glycosylation Resources
GlyTouCan:  G87429QT
GlyCosmos:  G87429QT
Biologically Interesting Molecules (External Reference) 2 Unique
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.70 Å
  • R-Value Free: 0.236 
  • R-Value Work: 0.214 
  • Space Group: C 1 2 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 123.241α = 90
b = 61.856β = 119.2
c = 89.066γ = 90
Software Package:
Software NamePurpose
HKL-2000data collection
CNSrefinement
DENZOdata reduction
SCALEPACKdata scaling
CNSphasing

Structure Validation

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Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2011-04-27
    Type: Initial release
  • Version 1.1: 2011-07-13
    Changes: Version format compliance
  • Version 2.0: 2020-07-29
    Type: Remediation
    Reason: Carbohydrate remediation
    Changes: Advisory, Atomic model, Data collection, Derived calculations, Structure summary
  • Version 2.1: 2021-10-06
    Changes: Database references, Structure summary
  • Version 2.2: 2023-09-06
    Changes: Data collection, Refinement description