2739
The last 13 amino acids containing a PXQXT/S sequence are highly conserved in human and simian EBV LMP1 but do not bind TRAF3 , suggesting a distinct role for this conserved region of LMP1 .
 last 13 amino acids, TRAF3, LMP1, PXQXT/S sequence, LMP1
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 last 13 amino acids, TRAF3, LMP1, PXQXT/S sequence, LMP1