13334
The Duffy protein is a receptor for the Plasmodium vivax erythrocyte-binding protein and is also a receptor for various chemokines (thus renamed Duffy Antigen Receptor for Chemokines [ DARC ]).
 ( protein: Duffy Antigen Receptor for Chemokines, None) , ( protein: Plasmodium vivax erythrocyte-binding protein, None) , ( protein: Duffy protein, None) , ( protein: chemokines, None) , ( protein: DARC, 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: Duffy Antigen Receptor for Chemokines, None) , ( protein: Plasmodium vivax erythrocyte-binding protein, None) , ( protein: Duffy protein, None) , ( protein: chemokines, None) , ( protein: DARC, None) 