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Literature summary for 7.2.4.2 extracted from

  • Di Bernardino, M.; Dimroth, P.
    Synthesis of the oxaloacetate decarboxylase Na+ pump and its individual subunits in Escherichia coli and analysis of their function (1995), Eur. J. Biochem., 231, 790-801.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
all subunits, expressed in Escherichia coli, alpha-subunit strongly overexpressed from pT7-7 plasmid Klebsiella pneumoniae

Metals/Ions

Metals/Ions Comment Organism Structure
Na+
-
Klebsiella pneumoniae
Zn2+ gamma-subunit, involved in carboxytransfer, 0.96 mol/mol enzyme Klebsiella pneumoniae

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
oxaloacetate Klebsiella pneumoniae Na+ transport coupled to oxaloacetate decarboxylation ?
-
?

Organism

Organism UniProt Comment Textmining
Klebsiella pneumoniae
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Klebsiella pneumoniae

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
activity of reconstituted enzyme and isolated subunits Klebsiella pneumoniae

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information transmembrane transport of Na+ Klebsiella pneumoniae ?
-
?
Oxaloacetate
-
Klebsiella pneumoniae Pyruvate + CO2
-
?
oxaloacetate Na+ transport coupled to oxaloacetate decarboxylation Klebsiella pneumoniae ?
-
?

Subunits

Subunits Comment Organism
trimer alpha-subunit also necessary for Na+ transport, spatial arrangement and subunit interactions Klebsiella pneumoniae