Codexis, Inc. is a protein engineering company that develops enzymes for pharmaceutical, food and medical applications.

[5] Codexis won the Presidential Green Chemistry Challenge Award from the U.S. Environmental Protection Agency (EPA) in 2006 for its work on a building block of Lipitor.

[7] In 2017, the company entered a partnership with Tate & Lyle to provide research and development for the production of new ingredients.

[3] In 2020, Takeda Pharmaceutical announced a collaboration with Codexis to research and create gene therapies for rare diseases, including lysosomal storage disorders.

[12][13] Using this method, scientists genetically engineer genes, then screen the enzymes produced to see if it creates the properties needed for a specific reaction.