5HNH:
reference: Structural insight into DNA-assembled oligochromophores: crystallographic analysis of pyrene- and phenanthrene-modified DNA in complex with BpuJI endonuclease., Probst M, Aeschimann W, Chau TT, Langenegger SM, Stocker A, Haner R, Nucleic Acids Res. 2016 Sep 6;44(15):7079-89. doi: 10.1093/nar/gkw644. Epub 2016 , Jul 15. PMID: 27422870

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