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Representative structures of various single and two-component lantibiotics. Post translational modifications are indicated as follows: Abu: 2-aminobutyric acid, Ala-S-Ala: lanthionine, Abu-S-Ala: 3-methyllanthionine, Dha: dehydroalanine, Dhb: dehydrobutyrine. D-Ala residues (in lacticin 3147) are shaded gray.
