Hi Prathvi,
It always makes a separate plot for each model.  However, you could try combining your different protein models into one model first (with "copy/combine" in the Model Panel, or the "combine" command), and then making a plot for the new single combined model.

<https://www.rbvi.ucsf.edu/chimera/docs/UsersGuide/modelpanel.html#combine>
<https://www.rbvi.ucsf.edu/chimera/docs/UsersGuide/midas/combine.html>

Elaine
-----
Elaine C. Meng, Ph.D.                       
UCSF Chimera(X) team
Department of Pharmaceutical Chemistry
University of California, San Francisco


> On Jan 18, 2022, at 4:32 AM, Prathvi Singh via Chimera-users <chimera-users@cgl.ucsf.edu> wrote:
>
> Hi Elaine,
>
> Is there a way to see the phi and psi values of two different proteins on the same ramachandran plot?
>