6889
Ly - 49 is a family type II transmembrane proteins encoded by a gene cluster on murine chromosome 6 .
 Ly - 49, family type II transmembrane proteins
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 Ly - 49, family type II transmembrane proteins