Puzzle 18
Sequence (5' to 3'): GGGUCAGGCCGGCGAAAGUCGCCACAGUUUGGGGAAAGCUGUGCAGCCUG UAACCCCCCCACGAAAGUGGG
Puzzle: Zika virus.
Crystal structure kindly provided by: Jeffrey S. Kieft
Reference: Zika virus produces noncoding RNAs using a multi-pseudoknot structure that confounds a cellular exonuclease. (2016) Science 354: 1148-1152. DOI: 10.1126/science.aah3963.
PDB id: 5tpy