Ferrichrome

**Definition:** A cyclic peptide consisting of three residues of delta-N-hydroxy-delta-N-acetylornithine. It acts as an iron transport agent in Ustilago sphaerogena.

**Tree numbers:** - D02.092.570.394.380 - D02.241.511.372.380 - D04.345.566.380 - D12.644.641.380