8GCA

Mouse acidic mammalian chitinase, catalytic domain in complex with N,N',N''-triacetylchitotriose at pH 4.74

  • Classification: HYDROLASE
  • Organism(s): Mus musculus
  • Expression System: Cricetulus griseus
  • Mutation(s): No 

  • Deposited: 2023-03-01 Released: 2023-03-15 
  • Deposition Author(s): Diaz, R.E., Fraser, J.S.
  • Funding Organization(s): Other government, National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.70 Å
  • R-Value Free: 0.196 
  • R-Value Work: 0.159 
  • R-Value Observed: 0.161 

wwPDB Validation   3D Report Full Report


This is version 1.0 of the entry. See complete history. 


Literature

Structural characterization of ligand binding and pH-specific enzymatic activity of mouse Acidic Mammalian Chitinase

Diaz, R.E., Fraser, J.S.

To be published.

Macromolecules
Find similar proteins by: 
(by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Acidic mammalian chitinaseA, B397Mus musculusMutation(s): 0 
Gene Names: Chia, Chia1
EC: 3.2.1.14
UniProt
Find proteins for Q91XA9 (Mus musculus)
Explore Q91XA9 
Go to UniProtKB:  Q91XA9
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ91XA9
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-glucopyranoseC, D, E, G 3N/AN/A Oligosaccharides Interaction
Entity ID: 3
MoleculeChainsChain Length2D DiagramGlycosylation3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranoseF 2N/AN/A Oligosaccharides Interaction
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
MG
Query on MG
Download Ideal Coordinates CCD File 
H [auth B]MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N		 Ligand Interaction
Biologically Interesting Molecules (External Reference) 1 Unique
Entity ID: 2
IDChainsNameType/Class2D Diagram3D Interactions
PRD_900017
Query on PRD_900017		C, D, E, Gtriacetyl-beta-chitotrioseOligosaccharide / Inhibitor Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.70 Å
  • R-Value Free: 0.196 
  • R-Value Work: 0.159 
  • R-Value Observed: 0.161 
  • Space Group: P 21 21 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 76.066α = 90
b = 91.719β = 90
c = 106.132γ = 90
Software Package:
Software NamePurpose
phenix.refinerefinement
xia2data reduction
DIALSdata scaling
PHASERphasing
Cootmodel building

Structure Validation

View Full Validation Report



View more in-depth experimental data
Entry History & Funding Information

Deposition Data

Funding OrganizationLocationGrant Number
Other governmentUnited StatesT29IP0554
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)United StatesP30GM124169

Revision History  (Full details and data files)

  • Version 1.0: 2023-03-15
    Type: Initial release