Function and Biology

X-RAY STRUCTURE OF A DELETION VARIANT OF HUMAN GLUCOSE 6-PHOSPHATE DEHYDROGENASE COMPLEXED WITH STRUCTURAL AND COENZYME NADP

Source organism: Homo sapiens
Biochemical function: NADP binding
Biological process: negative regulation of reactive oxygen species metabolic process
Cellular component: extracellular exosome

EC 1.1.1.49: Glucose-6-phosphate dehydrogenase (NADP(+))

Reaction catalysed:
D-glucose 6-phosphate + NADP(+) = 6-phospho-D-glucono-1,5-lactone + NADPH
Systematic name:
D-glucose-6-phosphate:NADP(+) 1-oxidoreductase
Alternative Name(s):
  • 6-phosphoglucose dehydrogenase
  • D-glucose 6-phosphate dehydrogenase
  • Entner-Doudoroff enzyme
  • G6PD
  • G6PDH
  • GPD
  • Glucose 6-phosphate dehydrogenase (NADP)
  • Glucose-6-phosphate 1-dehydrogenase
  • Glucose-6-phosphate dehydrogenase
  • NADP-dependent glucose 6-phosphate dehydrogenase
  • NADP-glucose-6-phosphate dehydrogenase
  • Zwischenferment

Sequence families

Pfam Protein families (Pfam)
PF02781
Domain description: Glucose-6-phosphate dehydrogenase, C-terminal domain
Occurring in:
  1. Glucose-6-phosphate 1-dehydrogenase
The deposited structure of PDB entry 2bh9 contains 1 copy of Pfam domain PF02781 (Glucose-6-phosphate dehydrogenase, C-terminal domain) in Glucose-6-phosphate 1-dehydrogenase. Showing 1 copy in chain A.

PF00479
Domain description: Glucose-6-phosphate dehydrogenase, NAD binding domain
Occurring in:
  1. Glucose-6-phosphate 1-dehydrogenase
The deposited structure of PDB entry 2bh9 contains 1 copy of Pfam domain PF00479 (Glucose-6-phosphate dehydrogenase, NAD binding domain) in Glucose-6-phosphate 1-dehydrogenase. Showing 1 copy in chain A.

InterPro InterPro annotations
IPR001282
Domain description: Glucose-6-phosphate dehydrogenase
Occurring in:
  1. Glucose-6-phosphate 1-dehydrogenase
IPR022675
Domain description: Glucose-6-phosphate dehydrogenase, C-terminal
Occurring in:
  1. Glucose-6-phosphate 1-dehydrogenase
IPR019796
Domain description: Glucose-6-phosphate dehydrogenase, active site
Occurring in:
  1. Glucose-6-phosphate 1-dehydrogenase
IPR022674
Domain description: Glucose-6-phosphate dehydrogenase, NAD-binding
Occurring in:
  1. Glucose-6-phosphate 1-dehydrogenase
IPR036291
Domain description: NAD(P)-binding domain superfamily
Occurring in:
  1. Glucose-6-phosphate 1-dehydrogenase

Structure domains

CATH CATH domains
3.30.360.10
Class: Alpha Beta
Architecture: 2-Layer Sandwich
Topology: Dihydrodipicolinate Reductase; domain 2
Homology: Dihydrodipicolinate Reductase; domain 2
Occurring in:
  1. Glucose-6-phosphate 1-dehydrogenase
The deposited structure of PDB entry 2bh9 contains 1 copy of CATH domain 3.30.360.10 (Dihydrodipicolinate Reductase; domain 2) in Glucose-6-phosphate 1-dehydrogenase. Showing 1 copy in chain A.
3.40.50.720
Class: Alpha Beta
Architecture: 3-Layer(aba) Sandwich
Topology: Rossmann fold
Homology: NAD(P)-binding Rossmann-like Domain
Occurring in:
  1. Glucose-6-phosphate 1-dehydrogenase
The deposited structure of PDB entry 2bh9 contains 1 copy of CATH domain 3.40.50.720 (Rossmann fold) in Glucose-6-phosphate 1-dehydrogenase. Showing 1 copy in chain A.