I just learned that #NationalDNAday in the #UnitedStates was yesterday. I hope it's not too late to celebrate with some eye-candy depicting the hydrogen-bonding of a guanine quadruplex found in #DNA #telomeres.
Explanation here: https://theacademic.com/unravelling-the-hydrogen-bonding-patterns-in-telomeric-g-quadruplexes-from-structure-to-function/