<p> This putative transcriptional regulator, which contains both the substrate-binding, dimerisation domain and the helix-turn-helix DNA-binding domain of the AraC famil, is located proximal to genes of the 4-hydroxyphenylacetate catabolism pathway [<cite idref="PUB00002288"/>].</p> 4-hydroxyphenylacetate catabolism regulatory protein HpaA