Main protein structures levels.
<ul><li><a href="//commons.wikimedia.org/wiki/File:Main_protein_structure_levels_en.svg" title="File:Main protein structure levels en.svg">Main_protein_structure_levels_en.svg</a>: <a href="//commons.wikimedia.org/wiki/User:LadyofHats" title="User:LadyofHats">LadyofHats</a></li>
<li>derivative work: <a href="//commons.wikimedia.org/wiki/User:Gabby8228" title="User:Gabby8228">Gabby8228</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Gabby8228" title="User talk:Gabby8228"><span class="signature-talk">talk</span></a>)</li></ul>
2012-01-05 11:59
<ul><li><a href="//commons.wikimedia.org/wiki/File:Main_protein_structure_levels_en.svg" title="File:Main protein structure levels en.svg">Main_protein_structure_levels_en.svg</a></li></ul>