9198
The effect of temperature, beta 2-microglobulin ( beta 2-m ) and fetal calf serum ( FCS ) on the binding and the stability of the HLA/peptide complex was studied.
 ( protein: HLA/peptide complex, None) , ( protein: beta 2-m, None) , ( protein: beta 2-microglobulin, 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: HLA/peptide complex, None) , ( protein: beta 2-m, None) , ( protein: beta 2-microglobulin, None) 