8259
We molecularly cloned a new Grb2 family member , named Grf40 , containing the common SH3-SH2-SH3 motif .
 ( protein: Grb2 family member, None) , ( protein: SH3-SH2-SH3 motif, None) , ( protein: Grf40, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: Grb2 family member, None) , ( protein: SH3-SH2-SH3 motif, None) , ( protein: Grf40, None) 