title: PNA forms an i-motif.
abstract: A C-rich PNA hexanucleotide, p(C5T), has been shown to form an i-motif by nanoelectrospray ionization mass spectrometry coupled with H/D exchange, to have thermal stability comparable with its DNA analogue, but to exist over a much narrower pH range.
authors.affiliation: National Centre for Biological Sciences, TIFR, UAS-GKVK Campus, Bellary Road, Bangalore 560 065, India. yamuna@ncbs.res.in
authors.forename: Yamuna
authors.initials: Y
authors.lastname: Krishnan-Ghosh
authors.forename: Elaine
authors.initials: E
authors.lastname: Stephens
authors.forename: Shankar
authors.initials: S
authors.lastname: Balasubramanian
mesh_terms: D006863:Hydrogen-Ion Concentration; D009690:Nucleic Acid Conformation; D020135:Peptide Nucleic Acids / Q000737:chemistry*
chemical_list: D020135:Peptide Nucleic Acids