Is there any proton exchange between ammonium ions localized within the d(Gsub3Tsub4Gsub4)sub2 quadruplex?

URN:NBN:SI:DOC-OSHY4JTO2012Koźmiński, WiktorPlavec, JanezŠket, Primoždocuments/doc/O/URN_NBN_SI_doc-OSHY4JTO_001.htmdocuments/doc/O/URN_NBN_SI_doc-OSHY4JTO_001.pdfdocuments/doc/O/URN_NBN_SI_doc-OSHY4JTO_001.txt359articlestr. 473-4771318-020736190213URN:NBN:SI:doc-OSHY4JTOengSlovenian Chemical SocietySlovensko kemijsko društvoActa chimica slovenicaBYamonijevi ionibiokemijaDNAkvadrupleksne strukturekvartetiNMR spektroskopijaoligonukleotidistabilnoststrukturna kemijaIs there any proton exchange between ammonium ions localized within the d(Gsub3Tsub4Gsub4)sub2 quadruplex?