Submitted by György Chityil ... on Sat, 01/20/2018 - 01:10 Hierarchy: NounDescription: {{biochemistry|organic chemistry}} An organic compound formed from four amino acids joined by peptide bonds.Ngram: tetrapeptideNgram Text: tetrapeptideSource: WiktionaryIssue: 0Wiktionary tag: biochemistryorganic chemistryNgram Count: 1