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Literature summary for 4.1.1.39 extracted from

  • Maeda, N.; Kanai, T.; Atomi, H.; Imanaka, T.
    The unique pentagonal structure of an archaeal Rubisco is essential for its high thermostability (2002), J. Biol. Chem., 277, 31656-31662.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
expressed in Escherichia coli Thermococcus kodakarensis

Protein Variants

Protein Variants Comment Organism
D69S site-directed mutagenesis, decameric between 30°C-90°C Thermococcus kodakarensis
E63S site-directed mutagenesis, decamer at 30°C, gradually dissebles with elevation in temperature Thermococcus kodakarensis
E63S/R66S/D69S site-directed mutagenesis, is found in a dimeric form even at 30°C Thermococcus kodakarensis
R66S site-directed mutagenesis, decamer at 30°C, gradually dissebles with elevation in temperature Thermococcus kodakarensis

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
D-ribulose 1,5-bisphosphate + CO2 + H2O Thermococcus kodakarensis key enzyme in the Calvin-Benson cycle, first step in net photosynthetic CO2 assimilation and photorespiratory carbon oxidation, most abundant enzyme on our planet 3-phospho-D-glycerate
-
?

Organism

Organism UniProt Comment Textmining
Thermococcus kodakarensis O93627 KOD1
-

Purification (Commentary)

Purification (Comment) Organism
wild-type and mutant proteins Thermococcus kodakarensis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
D-ribulose 1,5-bisphosphate + CO2 + H2O
-
Thermococcus kodakarensis 3-phospho-D-glycerate
-
?
D-ribulose 1,5-bisphosphate + CO2 + H2O key enzyme in the Calvin-Benson cycle, first step in net photosynthetic CO2 assimilation and photorespiratory carbon oxidation, most abundant enzyme on our planet Thermococcus kodakarensis 3-phospho-D-glycerate
-
?

Subunits

Subunits Comment Organism
decamer wild-type and mutant D69S Thermococcus kodakarensis
dimer mutant E63S/R66S/D69S Thermococcus kodakarensis

Synonyms

Synonyms Comment Organism
archaeal Rubisco
-
Thermococcus kodakarensis
Ribulose 1,5-bisphosphate carboxylase/oxygenase
-
Thermococcus kodakarensis
Rubisco
-
Thermococcus kodakarensis
Tk-Rubisco
-
Thermococcus kodakarensis

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
100
-
-
Thermococcus kodakarensis

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
50 100
-
Thermococcus kodakarensis

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
85 100 stable against this treatment for 30 min, denaturation above 113°C Thermococcus kodakarensis