1314
NMR analysis demonstrated the presence of three alpha-helices ( Val10-Gln22 , Glu30-Leu41 and Phe50-Tyr65 ) connected by loop regions ( Ser23-Ala49 and Leu42-Pro49 ).
 protein: Leu42-Pro49; protein: Val10-Gln22; protein: loop regions; protein: Phe50-Tyr65; protein: Ser23-Ala49; protein: Glu30-Leu41; protein: alpha-helices
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: Leu42-Pro49; protein: Val10-Gln22; protein: loop regions; protein: Phe50-Tyr65; protein: Ser23-Ala49; protein: Glu30-Leu41; protein: alpha-helices