24043
The bidentate metal binding amino acid bipyridylalanine ( BpyAla ) was incorporated into a disulfide linked cyclic peptide phage displayed library to identify metal ion binding peptides .
 Chemical: amino acid; Chemical: bipyridylalanine; Chemical: BpyAla; Chemical: disulfide
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: amino acid; Chemical: bipyridylalanine; Chemical: BpyAla; Chemical: disulfide