6962
Cbl constitutively interacts with the SH3 domains of Grb2 , with a preference for the amino - terminal domain , and is in this way recruited to Shc upon BCR stimulation .
 Cbl, SH3 domains, Grb2, Shc, BCR
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 Cbl, SH3 domains, Grb2, Shc, BCR