Reminds me of when I first saw https://en.wikipedia.org/wiki/Protein_superfamily#/media/File:Structural_homology_of_the_PA_clan.png https://en.wikipedia.org/wik

Reminds me of when I first saw https://en.wikipedia.org/wiki/Protein_superfamily#/media/File:Structural_homology_of_the_PA_clan.png https://en.wikipedia.org/wiki/Protein_superfamily#/media/Fil... in https://en.wikipedia.org/wiki/Protein_superfamily https://en.wikipedia.org/wiki/Protein_superfamily. It felt like the biological equivalent of seeing the cosmic background radiation for the first time.