title: Molecular engineering:  Unnatural design.
abstract: Researchers designed an enzyme to carry out the Diels-Alder reaction, an activity not found in nature.
authors.forename: Allison
authors.initials: A
authors.lastname: Doerr
mesh_terms: D055162:Biocatalysis; D015195:Drug Design; D004798:Enzymes / Q000737:chemistry / Q000378:metabolism*; D006801:Humans; D015202:Protein Engineering
chemical_list: D004798:Enzymes
references.citation: Science. 2010 Jul 16;329(5989):309-13
references.pmid: 20647463