Any alkaloid that has significant antibiotic properties.
| Member | Definition | Role |
|---|
| antofine | An organic heteropentacyclic compound that is (13aR)-9,11,12,13,13a,14-hexahydrodibenzo[f,h]pyrrolo[1,2-b]isoquinoline substituted at positions 2, 3 and 6 by methoxy groups. It is an alkaloid produced by relatives of the milkweed family and exhibits antiviral, anti-inflammatory, antiadipogenic and antitumorigenic activities. | (-)-antofine |
| berberine | | berberine |
| chelidonine | | chelidonine |
| cryptopleurine | An organic heteropentacyclic compound that is (14aR)-11,12,13,14,14a,15-hexahydro-9H-dibenzo[f,h]pyrido[1,2-b]isoquinoline substituted at positions 2, 3 and 6 by methoxy groups. | cryptopleurine |
| dehydrotomatine | A steroid alkaloid that consists of tomatine which has undergone formal dehydrogenation across positions 5 and 6. Found in tomatoes. | 5,6-dehydrotomatine |
| dictamnine | | Dictamnine |
| liriodenine | An oxoaporphine alkaloid that is 4,5,6,6a-tetradehydronoraporphin-7-one substituted by a methylenedioxy group across positions 1 and 2. It is isolated from Annona glabra and has been shown to exhibit antimicrobial and cytotoxic activities. | liriodenine |
| lysicamine | | Lysicamine |
| sanguinarine | | sanguinarine |
| skimmianine | | Skimmianine |
| solasodine | An oxaspiro compound and steroid alkaloid sapogenin with formula C27H43NO2 found in the Solanum (nightshade) family. It is used as a precursor in the synthesis of complex steroidal compounds such as contraceptive pills. | solasodine |
| tomatine | A steroid alkaloid that is tomatidine in which the hydroxy group at position 3 is linked to lycotetraose, a tetrasaccharide composed of two units of D-glucose, one unit of D-xylose, and one unit of D-galactose. | tomatine |
| tryptanthrine | | Tryptanthrine |