<div class='caption-body'><ul class ='image_legend_ul'>The deposited structure of PDB entry 4tr8 coloured by chemically distinct molecules and viewed from the side. The entry contains: <li class ='image_legend_li'>2 copies of Beta sliding clamp</li><li class ='image_legend_li'>There is 1 non-polymeric molecule<ul class ='image_legend_ul'><li class ='image_legend_li'>1 copy of SODIUM ION</li></ul></li></div>