1343
The amino - terminal gag - encoded region of P140gag - fps contains a phosphotyrosine residue in addition to normal gag phosphorylation sites .
 GENE: amino - terminal gag - encoded region; GENE: P140gag; GENE: fps; GENE: gag
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: amino - terminal gag - encoded region; GENE: P140gag; GENE: fps; GENE: gag