The C. elegans microRNA let-7 binds to imperfect let-7 complementary sites from the lin-41 3'UTR.
Vella, Monica C, Eun-Young Choi, Shin-Yi Lin, Kristy Reinert, and Frank J Slack. 2004. “The C. Elegans MicroRNA Let-7 Binds to Imperfect Let-7 Complementary Sites from the Lin-41 3’UTR.”. Genes & Development 18 (2): 132-7.