And directed evolution is being used in the laboratory to produce new biocatalysts from pre-existing enzymes9.
Nature(Jan 18, 2016)
When the gas arrives at Newlight's Kern County plant it's pumped into a reactor, along with air and a special biocatalyst that Newlight developed.
Los Angeles Times(Jul 12, 2015)
A biocatalyst then pulls out the carbon molecules and strings them together.
Scientific American(Jan 29, 2014)