Mineral Cost: 400
Hit Points: 750
Shield Points: 750
Produces: Probe, Mothership
Requires: N/A

The Nexus is the primary building of the Protoss base.  A Protoss player begins every game with a Nexus and Probes.  Probes are the primary 'builders' for the Protoss and they deposit their gathered resources at the Nexus, be it Minerals or Gas.