Journal of Nucleic Acids / 2012 / Article / Tab 1

Research Article

Metal Ion Chelates as Surrogates of Nucleobases for the Recognition of Nucleic Acid Sequences: The Pd2+ Complex of 2,6-Bis(3,5-dimethylpyrazol-1-yl)purine Riboside

Table 1

The sequences, RP-HPLC retention times, wavelengths of UV absorption maxima, and observed and calculated molecular weights of the oligonucleotides prepared.

Sequence 𝑡 R /minuteaλ/nmm/z obsd.m/z calcd.

7X5′-GCGCXCCGG-3′b16.0267.83152.83152.7
7A5′-GCGCACCGG-3′16.1257.62993.62993.8
8U3′-CGCGUGGCC-5′17.2258.42970.62970.8
8A3′-CGCGAGGCC-5′17.5257.62993.62993.8
8G3′-CGCGGGGCC-5′14.1257.23009.63009.8
8C3′-CGCGCGGCC-5′16.6258.82969.62969.8
9U3′-CGCAUAGCC-5′11.8260.22938.62938.8
9A3′-CGCAAAGCC-5′12.3259.12961.62961.8
9G3′-CGCAGAGCC-5′11.9261.02977.62977.8
9C3′-CGCACAGCC-5′12.4267.02937.62937.8
10T3′-d(CGCGTGGCC)-5′10.8258.02714.32714.8
10A3′-d(CGCGAGGCC)-5′10.0257.22723.42723.8
10C3′-d(CGCGCGGCC)-5′11.0271.22699.32699.8
10G3′-d(CGCGGGGCC)-5′10.5256.02739.42739.8

aSee Section 5 for the HPLC conditions. bX refers to the artificial nucleoside 1.

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