13040
The peptide YR - 11 ( YLEIEFSLKHR ) , obtained by direct substitution of cysteine with a serine residue in the template sequence , significantly ( p < 0 . 05 ) inhibited RANK - RANKL binding , and RANKL induced TRAP activity and formation of multinucleated osteoclasts without any cytotoxicity .
 Chemical: YR - 11; Chemical: cysteine; Chemical: serine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: YR - 11, cysteine, serine 
Answer:
 Chemical: YR - 11; Chemical: cysteine; Chemical: serine