Acknowledgement
propka.py contact and relies on the result from the propka server
The PROPKA method is developed by the Jensen Research Group , Department of Chemistry, University of Copenhagen.
Introduction
This script can fetch the pka values for a protein from the propka server. The "propka" function downloads the results and processes them.
It also automatically writes a pymol command file and let pymol execute it. This command file make pka atoms, rename them, label them and color them according to the pka value.
If you put the mechanize folder and the propka.py script somewhere in your pymol search path, then getting the pka values is made super easy. By the way, did you know, that you don't have to prepare the .pdb file by adding/removing hydrogens? The ..→