You will be given a definition of a task first, then some input of the task.
In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.

The D . discoideum proteins were entirely conserved over the four regions known to be important for GTP binding and all contained the C - terminal CAAX aa motifs shared by other Rho proteins .
Output:
Rho proteins