A Chemoproteomic Approach to Query the Degradable Kinome Using a Multi-kinase Degrader. Cell Chem Biol. 2018 Jan 18;25(1):88-99.e6. PMID:29129717 DOI:10.1016/j.chembiol.2017.10.005
Target: CDK12 Cyclin-dependent kinase 12 Q9NYV4 Homo sapiens
E3 ligase: Cereblon
E3 binder: Pomalidomide
SMILES: show
Ligand Name: TL13-87
Ligand PDB Id: GUI
PDB with Ligand: 2XB7
IC50: < 1 uM
SMILES: show
Calculated Values
MW: 931.47
Hbond donors: 5
Hbond acceptors: 16
cLogP: 3.58
TPSA: 233.60

SMILES: show
Linker type: Other
Incubation time (hours): 4
Cells: MOLT-4, MOLM14
IC50: = 10.3 nM
DC50: < 100 nM
Dmax: > 85 %
Tested a non-binding E3 control?: Yes
Tested competition with ligand?: No
Tested proteaseome inhibitor?: Yes
Proteomics data available?: Yes
Tested engagement in cells?: Yes
Off-targets reported?: INCENP, NDUFAB1, CCNH, CCNK, and IKZF1
Comments: General kinase PROTAC, DCmax is for the most degraded kinase. IC50 of the ligand is for 193 kinases in the panel. IC50 of the PROTAC is by FLT3 kinase activity.
Contributed by: Ronen Gabizon