On binding specificity of (6–4) photolyase to a T(6–4)T DNA photoproduct Katrine Aalbæk Jepsen and Ilia A. Solov’yov Eur. Phys. J. D, 71 6 (2017) 155 Published online: 15 June 2017 DOI: 10.1140/epjd/e2017-70818-2