12425
Here, we characterize the putative human homolog of NRL , neutrophil gelatinase-associated lipocalin ( NGAL ).
 ( protein: neutrophil gelatinase-associated lipocalin, None) , ( protein: NRL, None) , ( protein: putative human homolog, None) , ( protein: NGAL, 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: neutrophil gelatinase-associated lipocalin, None) , ( protein: NRL, None) , ( protein: putative human homolog, None) , ( protein: NGAL, None) 