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CRYSTAL STRUCTURE OF THE SOLUBLE QUINOPROTEIN GLUCOSE DEHYDROGENASE IN COMPLEX WITH PQQ

Source organism: Acinetobacter calcoaceticus
Biochemical function: metal ion binding
Biological process: not assigned
Cellular component: not assigned

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EC 1.1.5.2: Quinoprotein glucose dehydrogenase (PQQ, quinone)

Reaction catalysed:
D-glucose + ubiquinone = D-glucono-1,5-lactone + ubiquinol
Systematic name:
D-glucose:ubiquinone oxidoreductase
Alternative Name(s):
  • D-glucose:(pyrroloquinoline-quinone) 1-oxidoreductase
  • Glucose dehydrogenase (PQQ-dependent)
  • Glucose dehydrogenase (pyrroloquinoline-quinone)
  • MGDH
  • Membrane-bound glucose dehydrogenase
  • Quinoprotein D-glucose dehydrogenase

GO terms

Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Sequence family

Pfam Protein family (Pfam)
PF07995
Domain description: Glucose / Sorbosone dehydrogenase
Occurring in:
  1. Quinoprotein glucose dehydrogenase B
The deposited structure of PDB entry 1c9u contains 4 copies of Pfam domain PF07995 (Glucose / Sorbosone dehydrogenase) in Quinoprotein glucose dehydrogenase B. Showing 2 copies in chain B.

InterPro InterPro annotations
IPR012938
Domain description: Glucose/Sorbosone dehydrogenase
Occurring in:
  1. Quinoprotein glucose dehydrogenase B
IPR019893
Domain description: PQQ-dependent dehydrogenase SndH-like
Occurring in:
  1. Quinoprotein glucose dehydrogenase B
IPR011041
Domain description: Soluble quinoprotein glucose/sorbosone dehydrogenase
Occurring in:
  1. Quinoprotein glucose dehydrogenase B
IPR011042
Domain description: Six-bladed beta-propeller, TolB-like
Occurring in:
  1. Quinoprotein glucose dehydrogenase B

Structure domain

CATH CATH domain
2.120.10.30
Class: Mainly Beta
Architecture: 6 Propeller
Topology: Neuraminidase
Homology: TolB, C-terminal domain
Occurring in:
  1. Quinoprotein glucose dehydrogenase B
The deposited structure of PDB entry 1c9u contains 2 copies of CATH domain 2.120.10.30 (Neuraminidase) in Quinoprotein glucose dehydrogenase B. Showing 1 copy in chain B.
SCOP SCOP annotation
50953
Class: All beta proteins
Fold: 6-bladed beta-propeller
Superfamily: Soluble quinoprotein glucose dehydrogenase
Occurring in:
  1. Quinoprotein glucose dehydrogenase B
The deposited structure of PDB entry 1c9u contains 2 copies of SCOP domain 50953 (Soluble quinoprotein glucose dehydrogenase) in Quinoprotein glucose dehydrogenase B. Showing 1 copy in chain B.

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