Dear Jane, If you rename one of domains with a different chain ID (in the PDB) you can submit the structure to PISA (http://www.ebi.ac.uk/msd-srv/prot_int/pistart.html) and it will do the job. Regards Rafa ======================================= Rafael Fernández Leiro Departamento de Biología Celular y Molecular Facultad de Ciencias Universidade da Coruña Campus de A Zapateira s/n E-15071 La Coruña (Spain) Phone: +34 981 167 000 / 2136 (Lab.) +34 666 003 613 (Home) ======================================= El 19/02/2010, a las 16:42, Jane Bailey escribió:
> Dear all, > > I am trying to calculate the domain-domain contact surface from one chain. I > see AREAIMOL to only tell you the accessible surface area/residue. Could any > other software/webserve could specify residues in the contact surface and > calculate the total contact area? > > Thanks > > J.