2184
To identify potential cellular homologues of cyclosporin A that might regulate calcium signalling , we have cloned human genes encoding cyclophilin B-binding-proteins using the yeast two-hybrid system .
 ( protein: cyclophilin B-binding-proteins, None) , ( protein: cyclophilin, 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: cyclophilin B-binding-proteins, None) , ( protein: cyclophilin, None) 