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Literature summary extracted from

  • Marcus, Y.; Altman-Gueta, H.; Finkler, A.; Gurevitz, M.
    Dual role of cysteine 172 in redox regulation of ribulose 1,5-bisphosphate carboxylase/oxygenase activity and degradation (2003), J. Bacteriol., 185, 1509-1517.
    View publication on PubMedView publication on EuropePMC

Protein Variants

EC Number Protein Variants Comment Organism
4.1.1.39 C172A point mutagenesis, no decrease in Rubisco content and activities by nitrate deprivation Synechocystis sp.
4.1.1.39 C172A/192A point mutagenesis, no decrease in Rubisco content and activities by nitrate deprivation Synechocystis sp.
4.1.1.39 C192A point mutagenesis, stress conditions provoked by nitrate deprivation decreases the Rubisco content and activity Synechocystis sp.
4.1.1.39 C247A point mutagenesis, stress conditions provoked by nitrate deprivation decreases the Rubisco content and activity Synechocystis sp.

Inhibitors

EC Number Inhibitors Comment Organism Structure
4.1.1.39 H2O2
-
 Synechocystis sp.
4.1.1.39 iodoacetate
-
 Synechocystis sp.
4.1.1.39 Iodosobenzoate
-
 Synechocystis sp.

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
4.1.1.39 0.094
-
 D-ribulose-1,5-bisphosphate pH 8.0, 30°C, wild-type, oxidized, mutant C172A, reduced Synechocystis sp.
4.1.1.39 0.105
-
 D-ribulose-1,5-bisphosphate pH 8.0, 30°C, wild-type, reduced Synechocystis sp.
4.1.1.39 0.162
-
 CO2 pH 8.0, 30°C, wild-type, oxidized Synechocystis sp.
4.1.1.39 0.167
-
 D-ribulose-1,5-bisphosphate pH 8.0, 30°C, mutant C192A, reduced Synechocystis sp.
4.1.1.39 0.183
-
 CO2 pH 8.0, 30°C, mutant C172A/C192A, reduced Synechocystis sp.
4.1.1.39 0.183
-
 D-ribulose-1,5-bisphosphate pH 8.0, 30°C, mutant C172A/C192A, reduced Synechocystis sp.
4.1.1.39 0.202
-
 CO2 pH 8.0, 30°C, wild-type, reduced Synechocystis sp.
4.1.1.39 0.204
-
 CO2 pH 8.0, 30°C, mutant C192A, reduced Synechocystis sp.
4.1.1.39 0.225
-
 CO2 pH 8.0, 30°C, mutant C172A, reduced Synechocystis sp.

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
4.1.1.39 D-ribulose 1,5-bisphosphate + CO2 + H2O Synechocystis sp. catalyzes the primary reactions of photosynthetis and photorespiration by carboxylation and oxygenation 3-phospho-D-glycerate
-
 ir

Organism

EC Number Organism UniProt Comment Textmining
4.1.1.39 Synechocystis sp.
-
 strain PCC 6803
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.1.1.39 D-ribulose 1,5-bisphosphate + CO2 + H2O
-
 Synechocystis sp. 3-phospho-D-glycerate
-
 ?
4.1.1.39 D-ribulose 1,5-bisphosphate + CO2 + H2O catalyzes the primary reactions of photosynthetis and photorespiration by carboxylation and oxygenation Synechocystis sp. 3-phospho-D-glycerate
-
 ir

Synonyms

EC Number Synonyms Comment Organism
4.1.1.39 Ribulose 1,5-bisphosphate carboxylase/oxygenase
-
 Synechocystis sp.
4.1.1.39 ribulose-1,5-bisphosphate carboxylase/oxygenase
-
 Synechocystis sp.
4.1.1.39 Rubisco
-
 Synechocystis sp.

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
4.1.1.39 25 55
-
 Synechocystis sp.

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
4.1.1.39 50 65 stable for 15 min at 50°C, activity is one-half of the maximal value at 56°C, only 10% activity persisted at 65°C Synechocystis sp.