Molecule
5 pathways
CO₂
Found in 5 curated pathways across 1 category.
Interaction Network
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Active In Categories
Frequently Co-occurring Molecules
Frequently Co-occurring Enzymes
RuBisCO×3PEP carboxylase×2NADP-malic enzyme×2Phosphoglycerate kinase×1Glyceraldehyde-3-phosphate dehydrogenase×1Ribulose-5-phosphate kinase×1Carbamoyl phosphate synthetase I (CPS1)×1Ornithine transcarbamylase (OTC)×1Argininosuccinate synthetase×1Argininosuccinate lyase×1Arginase×1Lactate dehydrogenase×1
Cross-Referenced Pathways
5 direct · 4 cross-referenced · 9 shown
Direct Involvement
5
⚡
Metabolic
Calvin Cycle (Light-Independent Reactions)
Fixes CO₂ into organic molecules using ATP and NADPH from light reactions.
CO₂Ribulose-1,5-bisphosphate (RuBP)3-Phosphoglycerate (3-PGA)+3
⚡
Metabolic
Urea Cycle
Converts toxic ammonia to urea for excretion.
NH₃ (ammonia)CO₂Carbamoyl phosphate+6
⚡
Metabolic
Fermentation (Anaerobic)
Regeneration of NAD⁺ from NADH under anaerobic conditions.
PyruvateNADHNAD⁺+4
⚡
Metabolic
CAM Photosynthesis
Temporal separation of CO₂ fixation (night) and Calvin cycle (day) to conserve water.
CO₂PEPOxaloacetate+3
⚡
Metabolic
C4 Photosynthesis
Spatial separation of initial CO₂ fixation and Calvin cycle to concentrate CO₂.
CO₂PEPOxaloacetate+3
Cross-Referenced
4
— connected via related pathways