1538
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 .
 GENE: Rho proteins
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: Rho proteins