4418
One p21ras effector pathway involves the MAP kinase ERK-2 , and we have examined its role in NFAT regulation.
 protein: NFAT; protein: ERK-2; protein: p21ras; protein: MAP kinase
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: NFAT, ERK-2, p21ras, MAP kinase 
Answer:
 protein: NFAT; protein: ERK-2; protein: p21ras; protein: MAP kinase