6YLJ

Structure of D169A/E171A double mutant of chitinase Chit42 from Trichoderma harzianum complexed with chitinhexaose.


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.196 
  • R-Value Work: 0.164 
  • R-Value Observed: 0.165 

Starting Model: experimental
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This is version 1.1 of the entry. See complete history


Literature

Structural inspection and protein motions modelling of a fungal glycoside hydrolase family 18 chitinase by crystallography depicts a dynamic enzymatic mechanism

Jimenez-Ortega, E.Kidibule, P.E.Fernandez-Lobato, M.Sanz-Aparicio, J.

(2021) Comput Struct Biotechnol J 19: 5466-5478


Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Endochitinase 42423Trichoderma harzianumMutation(s): 0 
Gene Names: chit42
EC: 3.2.1.14
UniProt
Find proteins for P48827 (Trichoderma harzianum)
Explore P48827 
Go to UniProtKB:  P48827
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP48827
Sequence Annotations
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  • Reference Sequence
Oligosaccharides

Help

Entity ID: 2
MoleculeChains Length2D Diagram Glycosylation3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose
B
6N/A
Glycosylation Resources
GlyTouCan:  G36414FS
GlyCosmos:  G36414FS
GlyGen:  G36414FS
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.196 
  • R-Value Work: 0.164 
  • R-Value Observed: 0.165 
  • Space Group: P 41 21 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 68.16α = 90
b = 68.16β = 90
c = 178.864γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
PDB_EXTRACTdata extraction
XDSdata reduction
Aimlessdata scaling
MOLREPphasing

Structure Validation

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Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2021-10-20
    Type: Initial release
  • Version 1.1: 2024-01-24
    Changes: Data collection, Refinement description