Re: [PyMOL] set size nb_spheres

Hi Erica, I prefer to leave the vdw value untouched, as this may affect operations that rely on this value. Instead you can alter the sphere scale: set sphere_scale, , e.g.: set sphere_scale, 1.5, hetatm show_as spheres will increase the sphere scale of heteroatoms (i.e. non-bonded) to 1.5 Che

Re: [PyMOL] How to build imedazole by using builder

Hi Surya, Using the interactive builder is usually the way to go. To get you started you may need a starting atom, which you could create using the pseudoatom command: http://www.pymolwiki.org/index.php/Pseudoatom Note that the builder has some templates, e.g. the cyclopendadiene that you can use