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Literature summary for 4.1.1.39 extracted from

  • Whitney, S.M.; Von Caemmerer, S.; Hudson, G.S.; Andrews, T.J.
    Directed mutation of the rubisco large subunit of tobacco influences photorespiration and growth (1999), Plant Physiol., 121, 579-588.
    View publication on PubMedView publication on EuropePMC
Search for more literature for 4.1.1.39

Cloned(Commentary)

Cloned (Comment) Organism
gene rbcL for the large subunit specifically mutated by transforming the chloroplast genome Nicotiana tabacum

Inhibitors

Inhibitors Comment Organism Structure
O2 competitive inhibition Nicotiana tabacum

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0021
-
 D-ribulose-1,5-bisphosphate pH 7.8, 25°C, mutant Val-335, in vitro Nicotiana tabacum
0.0051
-
 CO2 pH 7.8, 25°C, mutant Val-335, in vivo Nicotiana tabacum
0.0086
-
 CO2 pH 7.8, 25°C, wild-type and mutant Val-335, in vivo Nicotiana tabacum
0.0107
-
 CO2 pH 7.8, 25°C, wild-type, in vitro Nicotiana tabacum
0.0188
-
 D-ribulose-1,5-bisphosphate pH 7.8, 25°C, wild-type, in vitro Nicotiana tabacum

Localization

Localization Comment Organism GeneOntology No. Textmining
chloroplast
-
 Nicotiana tabacum 9507
-

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
D-ribulose 1,5-bisphosphate + CO2 + H2O Nicotiana tabacum first step in net photosynthetic CO2 assimilation and photorespiratory carbon oxidation 3-phospho-D-glycerate
-
 ?

Organism

Organism UniProt Comment Textmining
Nicotiana tabacum
-
 tobacco, L. cv Petit Havana
-

Purification (Commentary)

Purification (Comment) Organism
mutant enzyme Nicotiana tabacum

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
D-ribulose 1,5-bisphosphate + CO2 + H2O
-
 Nicotiana tabacum 3-phospho-D-glycerate
-
 ?
D-ribulose 1,5-bisphosphate + CO2 + H2O first step in net photosynthetic CO2 assimilation and photorespiratory carbon oxidation Nicotiana tabacum 3-phospho-D-glycerate
-
 ?

Synonyms

Synonyms Comment Organism
Rubisco
-
 Nicotiana tabacum

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.0489
-
 O2 pH 7.8, 25°C, mutant Val-335, in vitro Nicotiana tabacum
0.055
-
 O2 pH 7.8, 25°C, mutant Val-335, in vivo Nicotiana tabacum
0.226
-
 O2 pH 7.8, 25°C, wild-type, in vivo Nicotiana tabacum
0.295
-
 O2 pH 7.8, 25°C, wild-type, in vitro Nicotiana tabacum