1K9T

Chitinase a complexed with tetra-N-acetylchitotriose


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.80 Å
  • R-Value Free: 0.221 
  • R-Value Work: 0.180 
  • R-Value Observed: 0.189 

wwPDB Validation   3D Report Full Report


This is version 2.1 of the entry. See complete history


Literature

Complex Structures of Chitinase A Mutant with Oligonag Provide Insight Into the Enzymatic Mechanism

Prag, G.Tucker, P.A.Oppenheim, A.B.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
CHITINASE AA540Serratia marcescensMutation(s): 1 
Gene Names: chiA
EC: 3.2.1.14
UniProt
Find proteins for P07254 (Serratia marcescens)
Explore P07254 
Go to UniProtKB:  P07254
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP07254
Protein Feature View
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  • Reference Sequence
Oligosaccharides

Help

Entity ID: 2
MoleculeChainsChain Length2D DiagramGlycosylation3D 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-glucopyranoseB 4N/A Oligosaccharides Interaction
Glycosylation Resources
GlyTouCan:  G01361SX
GlyCosmos:  G01361SX
GlyGen:  G01361SX
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.80 Å
  • R-Value Free: 0.221 
  • R-Value Work: 0.180 
  • R-Value Observed: 0.189 
  • Space Group: C 2 2 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 199.853α = 90
b = 131.907β = 90
c = 59.539γ = 90
Software Package:
Software NamePurpose
XDSdata scaling
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing
REFMACrefinement
XDSdata reduction

Structure Validation

View Full Validation Report




Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2002-11-06
    Type: Initial release
  • Version 1.1: 2008-04-27
    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: Advisory, Atomic model, Data collection, Derived calculations, Structure summary
  • Version 2.1: 2021-11-10
    Changes: Database references, Structure summary