Choose from ten built-in equations, create a new   equation or modify an existing equation to analyze the number of binding sites,   and their affinity for various drugs. Fit one and two site saturation equations   to determine the number of binding sites, Bmax, and the ligand affinity, Kd. Fit   competition and sigmoidal dose-response equations to learn the affinity of the   receptor for the competing molecule, EC50, or specify ligand concentration and   Kd to generate Ki, the equilibrium dissociation constant Automatically generate   a report with the equation fit results and the associated error   analysis.  | 
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