KEGG REACTION: R00024

REACTION: R00024

Entry

R00024                      Reaction

Name

3-phospho-D-glycerate carboxy-lyase (dimerizing; D-ribulose-1,5-bisphosphate-forming)

Definition

D-Ribulose 1,5-bisphosphate + CO2 + H2O <=> 2 3-Phospho-D-glycerate

Equation

C01182 + C00011 + C00001 <=> 2 C00197

Comment

multi-step reaction (isomerization, carboxylation, hydration and cleavage)

Reaction class

RC00172

C00197_C01182

Enzyme

4.1.1.39

Pathway

rn00710

Carbon fixation in photosynthetic organisms

rn01100

Metabolic pathways

rn01120

Microbial metabolism in diverse environments

rn01200

Carbon metabolism

Module

M00165

Reductive pentose phosphate cycle (Calvin cycle)

Brite

Enzymatic reactions [BR:br08201]
4. Lyase reactions
  4.1  Carbon-carbon lyases
   4.1.1  Carboxy-lyases
    4.1.1.39
     R00024  D-Ribulose 1,5-bisphosphate + CO2 + H2O <=> 2 3-Phospho-D-glycerate
Overall reaction [br08210.html]
Oxygenic photosynthesis
  R00024
Carbon fixation
  R00024

Orthology

K01601

ribulose-bisphosphate carboxylase large chain [EC:4.1.1.39]

K01602

ribulose-bisphosphate carboxylase small chain [EC:4.1.1.39]

Other DBs

RHEA:

23127

LinkDB

REACTION: R03140

Entry

R03140                      Reaction

Name

D-ribulose 1,5-bisphosphate oxygenase

Definition

D-Ribulose 1,5-bisphosphate + Oxygen <=> 3-Phospho-D-glycerate + 2-Phosphoglycolate

Equation

C01182 + C00007 <=> C00197 + C00988

Comment

ribulose-bisphosphate carboxylase (see R00024) also utilizes O2 instead of CO2

Reaction class

RC00172

C00197_C01182

RC00859

C00988_C01182

Enzyme

4.1.1.39

Pathway

rn00630

Glyoxylate and dicarboxylate metabolism

rn01100

Metabolic pathways

rn01110

Biosynthesis of secondary metabolites

rn01200

Carbon metabolism

Module

M00532

Photorespiration

M00968

Pentose bisphosphate pathway (nucleoside degradation), archaea, nucleoside/NMP => 3-PGA/glycerone phosphate