[PyMOL] Cartoon tube in no-backbone atoms

Dear All, I have a pdb structure of a triple helix having a non-nucleotide residue conjugated between two residues of one of the strands. I would like to represent the backbone of all the three strands as a continuous tube. However, the tube of the modified strand gets interrupted right before

[PyMOL] Question about pymol movies

Hi Pymol Users, I need your help with an issue related to movie in pymol. I know how to change the representation of the molecule that appears in my movie at a given frame but I don't find the way to change the representation of just a given part of such molecule, lets say make some residues becom