The article talked about directly re-using stop codons like some exotic organisms do to integrate pyrrolysine, but there is another more nuanced way which human

The article talked about directly re-using stop codons like some exotic organisms do to integrate pyrrolysine, but there is another more nuanced way which humans use for selenocysteine: https://en.wikipedia.org/wiki/SECIS_element https://en.wikipedia.org/wiki/SECIS_element