Isotope support in Jmol   (testing page)

Two of the hydrogens in ribose should be in different tints of pale yellow and be highlighted with a yellow-orange halo when you click ²H and ³H.

The exocyclic nitrogen in adenine should be a dark greenish blue and be highlighted with a yellow-orange halo when you click ¹⁵N.

One of the carbons in adenine should be a lighter grey and be highlighted with a yellow-orange halo when you click ¹¹C.

Two of the carbons in adenine should be in different, darker shades of grey and be highlighted with a yellow-orange halo when you click ¹³C and ¹⁴C.

The 2' oxygen in ribose should be the normal red and be highlighted with a yellow-orange halo when you click ¹⁷O.

The phosphorus should be the normal orange and be highlighted with a yellow-orange halo when you click ³²P.