Structure and annotation of SC43cl1 kinetoplast maxicircle. Protein-coding genes are indicated in green, rRNA genes in red, and the repeat region in orange. MURF, maxicircle unidentified reading frame; ND, NADH dehydrogenase; COIII, cytochrome oxidase III; Cyb, cytochrome b; CR, cytosine-rich region; RPS12, ribosomal protein S12.