Structure of d(GCGAAAGC) (hexagonal form): a base-intercalated duplex as a stable structure. Erratum

In the paper by Sunami et al. [(2004), Acta Cryst. D60, 90–96] an incorrect version of Table 2 was published. The correct version is given here.

Table 2 Some helical parameters and sugar puckers of the base-intercalated duplexes (a) Helical parameters. Base pair Inclin Tip Twist dz Prop Buckl Open C1′C1′ G1·C8* 1 −6 26 3.1 6 −2 −3 10.7 −2 −8 28 3.0 9 0 3 10.5 2 3 31 3.2 6 −1 1 10.5 C2:G7* 6 0 55 3.3 10 13 0 10.5 10 3 52 3.2 4 16 1 10.5 10 0 52 3.4 8 9 −1 10.6 G3:A6* † † † † −12 29 9 8.3 † † † † −4 31 8 8.4 † † † † −15 25 10 8.5 A form 20 0 33 2.3 12 0 −2 10.7 B form −5 0 36 3.4 −1 0 −2 10.7 (b) Sugar puckers. Nucleotide Pucker, 9hmt-I Pucker, 8hmt-h Pucker, 9hmt-Br G1 C3′-exo C3′-exo C3′-exo C2 C1′-exo C1′-exo C1′-exo G3 C2′-endo C2′-endo C2′-endo A4 C3′-endo C3′-endo C4′-exo A5 C1′-exo C1′-exo C1′-exo A6 C2′-endo C2′-endo C2′-endo G7 C1′-exo C1′-exo C2′-endo C8 C2′-endo C4′-exo C3′-exo T9 ‡ ‡ ‡ A form C3′-endo C3′-endo C3′-endo B form C2′-endo C2′-endo C2′-endo †A4 and A5 are not paired with any bases. ‡T9 is disordered.