Friulimicin B is a

lipopeptide A lipopeptide is a molecule consisting of a lipid connected to a peptide. They are able to self-assemble into different structures. Many bacteria produce these molecules as a part of their metabolism, especially those of the genus ''Bacillus'', ...

antibiotic produced by ''

Actinoplanes friuliensis ''Actinoplanes friuliensis'' is a species of bacteria that produces lipopeptide antibiotics with peptidoglycan Peptidoglycan or murein is a unique large macromolecule, a polysaccharide, consisting of sugars and amino acids that forms a mesh-li ...

''. It includes the unusual amino acid methylaspartate.

References

{{reflist Antibiotics Lipopeptides Cyclic peptides