Fig. 3. (a) ssDNA chain extension of the dHSA-(ssDNA)2 by Y shape DNA linker (termini labelled with Atto594 and Atto655); (b and c) Native PAGE of dHSA-(ssDNA)2 hybridization with YDNA*, measured by Coomassie Brilliant Blue staining and in the fluorescent channel (lane 1, dHSA-(ssDNA)2; lane 2, band i, dHSA-(dsDNA-Y)2, band ii, free YDNA*; lane 3 YDNA*).
