CASTP: protein surface computing server.
(NB: pockets prediction)
http://sts.bioengr.uic.edu/castp/calculation.php

MAPAS

It’s All About Geometry: Protein Contact Surfaces Hold Key to Cures
Server for protein-membrane contact points is described.


MAPAS Membrane-Associated Protein Assessments
http://cancer-tools.sdsc.edu/MAPAS/pro2.html