5924
These rearrangements result in the formation of chimeric genes showing the tyrosine kinase domain of ret fused with the 5 ' end sequences of different genes .
 tyrosine kinase domain, ret
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 tyrosine kinase domain, ret