Protein Search Site Search          Home      About PIR     Databases      Search/Retrieval      Download      Support Protein Ontology report for entry - PR:000018263 Show OBO stanza     Retrieve related PRO nodes     Save related nodes in OWL format     Ontology Information PRO ID PR:000018263    PRO name amino acid chain  Synonyms peptide (NARROW); polypeptide (NARROW)  Definition A polymer of amino acids linked by peptide bonds. [PRO:DAN]  Comment   Hierarchical relationship Parent: ROOT Children: PR:000018264; PR:000000001 ( click to see DAG view. )  Home | About PIR | Databases | Search/Analysis | Download | Support  SITE MAP | TERMS OF USE ©2009 Protein Information Resource University of Delaware 15 Innovation Way, Suite 205 Newark, DE 19711, USA Georgetown University Medical Center 3300 Whitehaven Street, NW, Suite 1200 Washington, DC 20007, USA