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. 2024 Jul 11;67(14):11841–11867. doi: 10.1021/acs.jmedchem.4c00465

Table 5. HTRF Binding Parameters of CB1R Probe 29 and Unlabeled Ligandsa.

compd. kon (106 M–1 min–1) koff (min–1) RT (min) kinetic KD (nM) Ki (nM)b Ki (nM)c
29 0.81 0.26 3.85 365    
6 48.3b 0.15b 6.67 3.23 3.34 2.08
HU210 37.4b 0.11b 9.10 3.04 2.08 1.26
a

Data are presented as mean, N = 3.

b

Probe 29 (300 nM) used as a tracer.

c

Probe 28 (60 nM) used as a tracer. RT: residence time. All data with standard error of mean are given in the Supporting Information.