THZ1-R is a non-cysteine reactive analog of THZ1 which displays diminished activity for CDK7 inhibition. THZ1-R binds to CDK7 with a K d of 142 nM.
In Vitro
THZ1-R shows lower affinity at CDK7 than THZ1, with IC 50 of 146 nM. MCE has not independently confirmed the accuracy of these methods. They are for reference only.