Any peptide zwitterion comprising two amino acid residues. Major structure at pH 7.3.
ChEBI ID: 90799
| Member | Definition | Role |
|---|---|---|
| alanylalanine | A dipeptide zwitterion resulting from the transfer of a proton from the carboxy to the amino group of Ala-Ala; major species at pH 7.3. | Ala-Ala zwitterion; L-alanyl-L-alanine |
| alanylglutamine | A peptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of Ala-Gln. | Ala-Gln zwitterion; Ala-Gln |
| alanylglycine | A peptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of Ala-Gly. | Ala-Gly zwitterion; Ala-Gly |
| alanylproline | A peptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of Ala-Pro. | Ala-Pro zwitterion; Ala-Pro |
| aspartame | A dipeptide zwitterion resulting from transfer of a proton from the carboxy to the amino group of aspartame; major species at pH 7.3. | aspartame zwitterion; aspartame |
| cysteinylglycine | The zwitterion of L-cysteinylglycine resulting from the transfer of a proton from the hydroxy group of glycine to the amino group of cysteine. Major microspecies at pH 7.3. | L-cysteinylglycine zwitterion; L-cysteinylglycine |
| glutaurine | A dipeptide zwitterion that is glutaurine in which a proton has been transferred from the carboxy group to the alpha-amino group. | glutaurine zwitterion; glutaurine |
| glycyl-l-phenylalanine | A peptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of Gly-Phe. | Gly-Phe zwitterion; Gly-Phe |
| glycylglutamine | A peptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of Gly-Gln. | Gly-Gln zwitterion; Gly-Gln |
| glycylglycine | The zwitterion from the dipeptide glycylglycine formed by proton transfer from the OH of the carboxy group to the terminal amino group. | glycylglycine zwitterion; glycylglycine |
| glycylhistidine | A dipeptide zwitterion resulting from transfer of a proton from the carboxy to the amino group of glycyl-L-histidine; major species at pH 7.3. | Gly-His zwitterion; Gly-His |
| glycylleucine | A dipeptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of Gly-Leu. Major species at pH 7.3. | Gly-Leu; glycyl-L-leucine zwitterion |
| glycylproline | A peptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of Gly-Pro. | Gly-Pro zwitterion; Gly-Pro |
| glycylsarcosine | A dipeptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of glycylsarcosine. Major microspecies at pH 7.3. | glycylsarcosine zwitterion; glycylsarcosine |
| histidinoalanine | A dipeptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of His-Ala. Major species at pH 7.3. | His-Ala zwitterion; His-Ala |
| histidylleucine | A dipeptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of His-Leu. Major species at pH 7.3. | His-Leu zwitterion; His-Leu |
| histidylproline | A dipeptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of His-Pro. Major species at pH 7.3. | His-Pro zwitterion; His-Pro |
| homocarnosine | A zwitterion arising from transfer of a proton from the carboxy to the amino group of L-homocarnosine; major species at pH 7.3. | L-homocarnosine zwitterion; L-homocarnosine |
| leucylproline | A peptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of Leu-Pro. | Leu-Pro zwitterion; Leu-Pro |
| phenylalanylalanine | A peptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of Phe-Ala; major species at pH 7.3. | Phe-Ala zwitterion; Phe-Ala |
| phenylalanylleucine | A dipeptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of Phe-Leu. | Phe-Leu zwitterion; Phe-Leu |
| prolylglycine | The zwitterion of L-prolinylglycine resulting from the transfer of a proton from the hydroxy group of glycine to the amino group of proline. Major microspecies at pH 7.3. | L-prolinylglycine zwitterion; L-prolylglycine |
| Timeframe | Studies, Drugs in This Class (%) | All Drugs % |
|---|---|---|
| pre-1990 | 589 (22.16) | 18.7374 |
| 1990's | 569 (21.41) | 18.2507 |
| 2000's | 661 (24.87) | 29.6817 |
| 2010's | 631 (23.74) | 24.3611 |
| 2020's | 208 (7.83) | 2.80 |
| Publication Type | Studies, Drugs in This Class (%) | All Drugs (%) |
|---|---|---|
| Trials | 226 (7.52%) | 5.53% |
| Reviews | 152 (5.06%) | 6.00% |
| Case Studies | 42 (1.40%) | 4.05% |
| Observational | 1 (0.03%) | 0.25% |
| Other | 2,583 (85.99%) | 84.16% |