Glyceraldehyde-3-phosphate, or G3P

Definition

G3P is a three-carbon sugar molecule that is an important intermediate in both glycolysis and the Calvin cycle. It's essentially what gets produced when glucose breaks down for energy.

Related terms

Glycolysis:

A metabolic pathway that converts glucose into pyruvate with the simultaneous production of ATP molecules.

Calvin Cycle:

The set of chemical reactions that take place in chloroplasts during photosynthesis leading to carbon fixation.

ATP (Adenosine Triphosphate):

The main energy currency of the cell, providing the energy needed for many biochemical reactions.