13958
Because the GATA-1 gene is located on the X chromosome , which is randomly inactivated in every cell, heterozygous females can bear either an active wild-type or mutant (referred to as GATA-1.05 ) GATA-1 allele, consequently leading to variable anemic severity .
 ( DNA: GATA-1 gene, None) , ( protein: GATA-1, None) , ( DNA: GATA-1.05, None) , ( DNA: X chromosome, None) , ( 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:
 ( DNA: GATA-1 gene, None) , ( protein: GATA-1, None) , ( DNA: GATA-1.05, None) , ( DNA: X chromosome, None) , ( protein: GATA-1, None) 