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Literature summary for 4.1.1.39 extracted from

  • Purhohit, K.; Becker, R.R.; Evans, H.J.
    D-Ribulose-1,5-bisphosphate carboxylase/oxygenase from chemolithotrophically grown Rhizobium japonicum (1982), Biochim. Biophys. Acta, 715, 230-239.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
4-phosphoerythronate
-
Bradyrhizobium japonicum

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.048
-
D-ribulose 1,5-bisphosphate oxygenation Bradyrhizobium japonicum
0.06
-
D-ribulose 1,5-bisphosphate carboxylation Bradyrhizobium japonicum
0.254
-
CO2
-
Bradyrhizobium japonicum

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+
-
Bradyrhizobium japonicum
Mn2+ activation Bradyrhizobium japonicum

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
14200
-
x * 55000 + x * 14200, SDS-PAGE Bradyrhizobium japonicum
55000
-
x * 55000 + x * 14200, SDS-PAGE Bradyrhizobium japonicum

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
D-Ribulose 1,5-bisphosphate + CO2 Bradyrhizobium japonicum
-
?
-
?

Organism

Organism UniProt Comment Textmining
Bradyrhizobium japonicum
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Bradyrhizobium japonicum

Reaction

Reaction Comment Organism Reaction ID
2 3-phospho-D-glycerate + 2 H+ = D-ribulose 1,5-bisphosphate + CO2 + H2O D-ribulose 1,5-bisphosphate + CO2 = 2 3-phospho-D-glycerate, carboxylase reaction Bradyrhizobium japonicum
2 3-phospho-D-glycerate + 2 H+ = D-ribulose 1,5-bisphosphate + CO2 + H2O D-Ribulose 1,5-bisphosphate + O2 = D-3-phosphoglycerate + 2-phosphoglycolate, oxygenase reaction Bradyrhizobium japonicum

Storage Stability

Storage Stability Organism
-80°C, 20 mM Tris, 1 mM EDTA, 10 mM MgCl2, 1 mM DTT, 1 mM phenylmethylsulfonylfluoride, 2 mM diisopropylfluorophosphate, glycerol, 1 month, 70% activity Bradyrhizobium japonicum

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
D-Ribulose 1,5-bisphosphate + CO2
-
Bradyrhizobium japonicum D-3-Phosphoglycerate
-
?
D-Ribulose 1,5-bisphosphate + CO2
-
Bradyrhizobium japonicum ?
-
?
D-Ribulose 1,5-bisphosphate + O2
-
Bradyrhizobium japonicum D-3-Phosphoglycerate + 2-phosphoglycolate
-
?

Subunits

Subunits Comment Organism
? x * 55000 + x * 14200, SDS-PAGE Bradyrhizobium japonicum