AUTHOR= Frontiers Editorial Office TITLE=Retraction: Structural Basis of the Substrate Specificity and Enzyme Catalysis of a Papaver somniferum Tyrosine Decarboxylase JOURNAL=Frontiers in Molecular Biosciences VOLUME=Volume 4 - 2017 YEAR=2017 URL=https://www.frontiersin.org/journals/molecular-biosciences/articles/10.3389/fmolb.2017.00069 DOI=10.3389/fmolb.2017.00069 ISSN=2296-889X