11410
We find that GATA-1 activity is low in G1 , peaks in mid-S phase , and then decreases in G2/M .
 ( protein: GATA-1, 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: GATA-1, None) 