Additions and corrections

Density-functional theory models of xanthine oxidoreductase activity: comparison of substrate tautomerization and protonation

Craig A. Bayse

Dalton Trans., 2009, 2306 (DOI: 10.1039/b821878a). Amendment published 26th March 2009.

The labelling of Glu802 and Glu1261 in Fig. 1 was incorrect.

The published version of Fig. 1 should be amended as shown below:

Fig. 1 Active site of XO showing the interactions of the inhibitor oxypurinol with critical residues.10

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