13339
The mutation is present in Fy(b-) individuals , who have wild-type FY*B GATA and carry the previously described 304G --> A substitution .
 ( DNA: wild-type FY*B GATA, 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:
 ( DNA: wild-type FY*B GATA, None) 