7431
These data show that human PCD/DCoH is not only present in cells where tetrahydrobiopterin is synthesized or HNF1 is present but is a widely distributed protein.
 ( protein: PCD/DCoH, None) , ( protein: human PCD/DCoH, None) , ( protein: tetrahydrobiopterin, None) , ( protein: HNF1, 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: PCD/DCoH, None) , ( protein: human PCD/DCoH, None) , ( protein: tetrahydrobiopterin, None) , ( protein: HNF1, None) 