SAG 21k

Inside the plate · In Hedgehog signalling and the PTHrP loop

Chemical structure of SAG 21k
Structure: SAG 21k, PubChem CID 16678532

Animals onlyNot measured in peopleResearch onlySmall moleculeAlso Hedgehog agonist 1

A stronger version of the laboratory chemical that switches the Hedgehog signal on, sold under several names.

A second-generation SAG analogue and small-molecule Smoothened agonist, more potent than SAG, with activity in animals when given systemically. Also sold as Hedgehog agonist 1, or compound 21k: one molecule, CAS 946002-48-8.

CaymanBioorg Med Chem Lett, 2009

Risks. Put in one spot in a mouse it stayed there, which matters because switching this pathway on throughout the body is what drives certain cancers.

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