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. Author manuscript; available in PMC: 2017 Nov 1.
Published in final edited form as: Radiat Phys Chem Oxf Engl 1993. 2016 May 13;128:126–133. doi: 10.1016/j.radphyschem.2016.05.011

Figure 2. Single molecule sample configuration.

Figure 2

(A) Image of a single Qdot-labeled glycosylase scanning along elongated λ-DNA. (B) λ-DNA tightropes are elongated between polylysine-coated silica spheres on a PEG-coated microscope coverslip. (C) The 6-his tagged glycosylase is conjugated to a streptavidin Qdot through a biotinylated anti-his antibody.