Soluble quinoprotein glucose dehydrogenase

Soluble quinoprotein glucose dehydrogenase (EC 1.1.99.35, soluble glucose dehydrogenase, sGDH, glucose dehydrogenase (PQQ-dependent)) is an enzyme with systematic name D-glucose:acceptor oxidoreductase.[1][2][3][4][5][6] This enzyme catalyses the following chemical reaction

D-glucose + acceptor D-glucono-1,5-lactone + reduced acceptor
Soluble quinoprotein glucose dehydrogenase
Identifiers
EC number1.1.99.35
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

This soluble periplasmic enzyme contains PQQ as prosthetic group, and is bound to a calcium ion. Electron acceptor is not known.

References
  1. Geiger O, Gorisch H (1986). "Crystalline quinoprotein glucose dehydrogenase from Acinetobacter calcoaceticus". Biochemistry. 25: 6043–6048. doi:10.1021/bi00368a031.
  2. Dokter P, Frank J, Duine JA (October 1986). "Purification and characterization of quinoprotein glucose dehydrogenase from Acinetobacter calcoaceticus L.M.D. 79.41". The Biochemical Journal. 239 (1): 163–7. PMC 1147254. PMID 3800975.
  3. Cleton-Jansen AM, Goosen N, Wenzel TJ, van de Putte P (May 1988). "Cloning of the gene encoding quinoprotein glucose dehydrogenase from Acinetobacter calcoaceticus: evidence for the presence of a second enzyme". Journal of Bacteriology. 170 (5): 2121–5. PMC 211095. PMID 2834325.
  4. Matsushita K, Shinagawa E, Adachi O, Ameyama M (July 1989). "Quinoprotein D-glucose dehydrogenase of the Acinetobacter calcoaceticus respiratory chain: membrane-bound and soluble forms are different molecular species". Biochemistry. 28 (15): 6276–80. doi:10.1021/bi00441a020. PMID 2551369.
  5. Oubrie A, Dijkstra BW (July 2000). "Structural requirements of pyrroloquinoline quinone dependent enzymatic reactions". Protein Science. 9 (7): 1265–73. doi:10.1110/ps.9.7.1265. PMC 2144678. PMID 10933491.
  6. Matsushita, K.; Toyama, H.; Ameyama, M.; Adachi, O.; Dewanti, A.; Duine, J.A. (1995). "Soluble and membrane-bound quinoprotein D-glucose dehydrogenases of the Acinetobacter calcoaceticus : the binding process of PQQ to the apoenzymes". Biosci. Biotechnol. Biochem. 59: 1548–1555. doi:10.1271/bbb.59.1548.
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