Binding of D1D2 to collagenlike peptides measured in a plate assay. Binding of hD1D2 to CRP (▪) or GPP10 (□). Binding of mD1D2 to CRP (•) or GPP10 (○). Mean absorbance ± SD is shown for triplicate wells in a single experiment, representative of at least 3 independent experiments in each case.