In this work we highlight the potential of NEXAFS—near-edge X-ray absorption fine structure—analysis to perform refinements of hydrogen-bond structure in DNA. For this purpose we have carried out ...

Emeli Chatterjee, Ph.D., of the Cardiovascular Research Center at Massachusetts General Hospital, is the lead author and ...

The spontaneous formation of RNA polymers is a fundamental yet challenging step for the origin of life. Here we show that 2′,3′-cyclic nucleotides of all four nucleobases efficiently polymerize ...