Juan A. González-Vera, David Bouzada, Céline Bouclier, M. Eugenio Vázquez and May C. Morris
Chem. Commun., 2017,53, 6109-6112
DOI:
10.1039/C6CC09948C,
Communication
We describe a lanthanide biosensor that responds to CDK4 kinase activity in melanoma cell extracts through a significant and dose dependent increase in luminescence, thanks to sensitization of a DOTA[Tb3+] complex incorporated into a CDK4 substrate peptide by a unique tryptophan residue in an adjacent phosphoaminoacid binding moiety.