Alignment of highly conserved regions of a protein of T. aromatica encoded by orf10 possibly involved in anaerobic phenol metabolism showing similarity to putative 8-oxo-dGTPase/ADP-ribose pyrophosphatase (MutT) of M. jannaschii. In parentheses are given the amino acid regions of the domains. !, either I or V; %, either F or Y; #, either N, D, Q, or E.