4208
Cell hemoglobinization was accompanied by the increased expression of genes encoding gamma-globin and porphobilinogen deaminase ( PBGD ), an enzyme of heme synthesis .
 ( DNA: genes, None) , ( protein: PBGD, None) , ( protein: gamma-globin and porphobilinogen deaminase, 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: genes, None) , ( protein: PBGD, None) , ( protein: gamma-globin and porphobilinogen deaminase, None) 