What is the structyre of ridulose?

Ridulose is a ketopentose sugar, specifically a five-carbon sugar with a ketone group. Its chemical structure can be represented as C5H10O5, featuring a backbone of five carbon atoms, with one ketone group located at the second carbon. The remaining carbons are bonded to hydroxyl groups, making it an important intermediate in certain metabolic pathways, such as the Calvin cycle in photosynthesis.