Semantic Resources, a collaboration between Science Commons and the Science Collaboration Framework group at Massachusetts General Hospital - needs PRO to represent antigens for the antibodies that they model.
Alzforum - intends to use PRO to model Alzheimer disease proteins and complexes.
EcoCyc - imported data to generate PRO terms; reciprocal linking are implemented
Reactome - imported data to generate PRO terms; reciprocal linking will be implemented
MouseCyc - working on importing data to generate PRO terms; reciprocal linking are implemented