| Label | Id | |
|---|---|---|
| Glu-Arg-Pro | http://purl.obolibrary.org/obo/CHEBI_162718 | |
| Pro-Trp-Gly | http://purl.obolibrary.org/obo/CHEBI_162711 | |
| Pro-Trp-His | http://purl.obolibrary.org/obo/CHEBI_162713 | |
| Pro-Trp-Ile | http://purl.obolibrary.org/obo/CHEBI_162715 | |
| Pro-Trp-Leu | http://purl.obolibrary.org/obo/CHEBI_162717 | |
| Pro-Trp-Lys | http://purl.obolibrary.org/obo/CHEBI_162719 | 
