Inositol 1,3-bisphosphate

DB02942ExperimentalSmall molecule

Inositol 1,3-bisphosphate is a phosphorylated myo-inositol derivative and small molecule metabolite in which phosphate groups occupy the 1 and 3 positions of the inositol ring. It has molecular formula C6H14O12P2... The compound corresponds to the soluble headgroup of phosphatidylinositol 3-phosphate (PtdIns(3)P), an endosomal signaling lipid recognized by FYVE domains, and it has been used as a ligand in structural studies of phosphoinositide recognition by proteins...

Chemical structure of Inositol 1,3-bisphosphate
Formula / weight
C6H14O12P2 · 340.1157 g/mol (avg)

Resolves to

Structure
InChIKeyPUVHMWJJTITUGO-FICORBCRSA-NSMILESO[C@H]1[C@H](O)[C@@H](OP(O)(O)=O)[C@@H](O)[C@@H](OP(O)(O)=O)[C@@H]1O
Targets

What you can answer from here — as of September 23, 2026

1Protein targetEach mapped to UniProt, with action and pharmacological action
Listed above
2+ReferencesStructured and connected to the statements they support
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