21646
The formyl peptide receptor 2 ( FPR2 ) is a remarkably versatile transmembrane protein belonging to the G - protein coupled receptor ( GPCR ) family .
 Chemical: formyl
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: formyl