323
A portion of Region II also resembles part of the human c - jun oncoprotein ' s leucine zipper , which in turn , has been demonstrated to be the heterodimerization site between the jun and fos oncoproteins .
 GENE: c - jun; GENE: jun; GENE: fos oncoproteins
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: c - jun, jun, fos oncoproteins 
Answer:
 GENE: c - jun; GENE: jun; GENE: fos oncoproteins