Introduction to PNA Nucleobase Mod...by Creative Peptides201Peptide nucleic acids (PNAs) are sophisticated oligonucleotide analogs that feature nucleobases, a peptide backbone, as well as an N-terminus and a C-terminus.Completedmodificationsnucleobasepna Nucleobaseballby bwer4323801Completedbaseballnucleobasenucleobaseball