Erratum to: Extracting drug-enzyme relation from literature as evidence for drug drug interaction.

This corrects the article DOI: 10.1186/s13326-016-0052-6.

Following the publication of the original article [1] it was brought to our attention that an important acknowledgement from co-author Jingcheng Du was missing from the manuscript. The authors would like to apologise for this oversight and now take the opportunity to gratefully acknowledge the support from the UTHealth Innovation for Cancer Prevention Research Training Program Pre-doctoral Fellowship (Cancer Prevention and Research Institute of Texas grant # RP140103).