If you mean nearer the geographic center, you may be referring to their main campus which, until Mission Bay development began, was essentially their only campus, on Parnassus Ave. It's seen here on the side of Mt. Davidson over the City Hall dome:
Photo source:
http://www.pbase.com/coreyl/image/1690347
And here from the other direction:
Photo source:
http://www.flickr.com/photos/photographsf/561560379/
Since UCSF is mainly a medical institution, nearly all the buildings on both campuses have medically-related functions: clinical, research and teaching functions; housing, recreational and library facilities for students in various medical fields.