Additions and corrections, Chem. Commun.

Additions and corrections

Chimeric GNA/DNA metal-mediated base pairs

Kristof Seubert, Célia Fonseca Guerra, F. Matthias Bickelhaupt and Jens Müller

Chem. Commun., 2011, 11041–11043 (DOI: 10.1039/c1cc13774c) Amendment published 01 November 2011

There is an error in Table 2 that was introduced during type-setting. The sequence of the oligonucleotide duplex displayed in the right half of Table 2 is identical to the one in the left half. It should be a different sequence as shown in the corrected table below.

Table 2 Melting temperatures of the oligonucleotide duplexes I (left) and II (right) comprising dipic (X) and azole (Y) nucleobases in the presence of Ag⁺^a

Y	5′-d(GAGGGAAGAXAAG) 3′-d(CTCCCTTCTYTTC)		5′-d(GAGGGAXAGAAAG) 3′-d(CTCCCTYTCTTTC)
Y	T _m/°C	ΔT_m/°C	T _m/°C	ΔT_m/°C
a Conditions: 3 μM oligonucleotide duplex, 150 mM NaClO₄, 5 mM MOPS (pH 6.8), 3 μM metal salt. The estimated standard deviation of T_m amounts to 1 °C.
im	35.0	+7.2	36.0	+7.9
tri	30.6	+2.8	29.5	+1.4
tet	30.3	+2.2	29.9	+1.7

The Royal Society of Chemistry apologises for this error and any consequent inconvenience to authors and readers.

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