Skip to main content
. Author manuscript; available in PMC: 2014 Mar 27.
Published in final edited form as: J Med Chem. 2008 Dec 25;51(24):7751–7767. doi: 10.1021/jm801245v

Table 2.

Quadruplex and duplex DNA SPR equilibrium binding constants (KA × 106 M-1) for the strong binding site. na is not available. nd, cannot be determined accurately since KA < 1.0 × 103 M-1.

SPR Ligand KA (× 106 M-1) for a single-site fit
hTel c-kit1 c-kit2 c-myc Duplex
BRACO-1991 31.0 na na na 0.5
9a 1.4 2.1 5.1 14.0 nd
9b 1.1 1.4 5.0 2.1 nd
9c 0.4 0.4 3.1 0.9 nd