5ORM:
reference: Modular ssDNA binding and inhibition of telomerase activity by designer PPR proteins., Spahr H, Chia T, Lingford JP, Siira SJ, Cohen SB, Filipovska A, Rackham O, Nat Commun. 2018 Jun 7;9(1):2212. doi: 10.1038/s41467-018-04388-1. PMID: 29880855

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